[Event "36. OBSenEM"]
[Site "Berlin"]
[Date "2020.02.06"]
[Round "9.29"]
[White "Trebbin, Wolfhard, Dr."]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[Time "13:00:00"]

1. Nf3 b6 2. g3 e6 3. Bg2 Bb7 4. c4 f5 5. O-O Nf6 6. Nc3 Bb4 7. Qc2 O-O 8. a3 Bxc3 9. Qxc3 d6 10. d3 Qe7 11. b4 c5 12. Rb1 Nbd7 13. e3 e5 14. Bb2 Rac8 15. Qb3 h6 16. Nh4 Bxg2 17. Kxg2 Qe6 18. Kg1 Kh7 19. Ng2 Qf7 20. Qd1 Qh5 21. Qxh5 1/2-1/2

[Event "36. OBSenEM"]
[Site "Berlin"]
[Date "2020.02.05"]
[Round "8.43"]
[White "Kolkwitz, Klaus"]
[Black "Pfueller, Volker"]
[Result "1-0"]
[Time "13:00:00"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. c3 O-O 6. O-O d6 7. Re1 Qe8 8. Nbd2 h6 9. e4 fxe4 10. Nxe4 Nxe4 11. Rxe4 Bf5 12. Re2 Kh7 13. Nh4 c6 14. Nxf5 Rxf5 15. Qb3 b6 16. Qe6 d5 17. Qxe7 Qxe7 18. Rxe7 Na6 19. Bf4 Kg8 20. Bf1 b5 21. Rae1 Rf7 22. Re8+ Rf8 23. Rxa8 Rxa8 24. Re6 g5 25. Rxc6 Nb4 26. cxb4 gxf4 27. Bxb5 fxg3 28. hxg3 Rb8 29. a4 Rf8 30. Rc2 Bxd4 31. Bc6 Rd8 32. Rd2 Bf6 33. Rxd5 Rxd5 34. Bxd5+ Kf8 35. b3 Ke7 36. Kg2 Kd6 37. Bc4 Ke5 38. Kf3 Bg5 39. Kg4 Bd2 40. f4+ Ke4 41. b5 Bb4 42. f5 Ke5 43. Be6 Bd2 44. Kf3 Bg5 45. g4 Kd4 46. Bc4 Ke5 47. a5 Bd8 48. b4 Kd4 49. b6 a6 50. Bxa6 Ke5 51. Bc8 Kd5 52. b7 Bc7 53. a6 Bb8 54. b5 Kc5 55. Bd7 Kb6 56. Ke4 Kc7 57. Be8 Kb6 58. Kd5 Bf4 59. f6 Bg5 60. b8=Q+ 1-0

[Event "36. OBSenEM"]
[Site "Berlin"]
[Date "2020.02.04"]
[Round "7.27"]
[White "Siewert, Wolfgang"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[Time "13:00:00"]

1. e4 b6 2. Nc3 e6 3. d4 Bb7 4. Bd3 Bb4 5. Ne2 Ne7 6. a3 Bxc3+ 7. Nxc3 O-O 8. O-O Ng6 9. Qh5 Qh4 10. Qxh4 Nxh4 11. Bf4 d6 12. Bg3 Ng6 13. f4 Nd7 14. f5 exf5 15. Rxf5 Ne7 16. Rf2 a6 17. Raf1 Ng6 18. Bc4 Nf6 19. e5 d5 20. exf6 dxc4 21. Bxc7 b5 22. fxg7 Kxg7 23. Bd6 1-0

[Event "OBSenEM 036"]
[Site "Berlin"]
[Date "2020.02.03"]
[Round "6.30"]
[White "Kolkwitz, Klaus"]
[Black "Schewe, Bernhard"]
[Result "1-0"]
[Time "13:00:00"]

1. d4 e6 2. Nf3 f5 3. Nbd2 Nf6 4. e3 c5 5. c3 Nc6 6. Bd3 d5 7. Ne5 Nxe5 8. dxe5 Nd7 9. f4 Be7 10. O-O O-O 11. Nf3 h6 12. Bd2 a6 13. c4 dxc4 14. Bxc4 Nb6 15. Bb3 Nd5 16. Qe2 b5 17. e4 fxe4 18. Qxe4 Kf7 19. Bc2 Rh8 20. Qg6+ Kg8 21. Be4 Bd7 22. f5 Qe8 23. Qg4 Qf7 24. Bxd5 exd5 25. e6 Qe8 26. exd7 Qxd7 27. Ne5 Qc7 28. Rae1 Bd6 29. Bf4 Rf8 30. Ng6 Rf6 31. Bxd6 Qxd6 32. Re8+ 1-0

[Event "OBSenEM 036"]
[Site "Berlin"]
[Date "2020.02.01"]
[Round "5.51"]
[White "Gaul, Karl-Heinz"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[Time "10:00:00"]

1. d4 b6 2. e4 e6 3. Nf3 Bb7 4. Bd3 Nc6 5. a3 Nge7 6. Bg5 f6 7. Bh4 Ng6 8. Bg3 Be7 9. d5 Nce5 10. Nxe5 Nxe5 11. Bxe5 fxe5 12. Qh5+ g6 13. Qxe5 Bf6 14. Qg3 exd5 15. Nc3 Bxc3+ 16. bxc3 dxe4 17. O-O-O exd3 18. Qe5+ Kf7 19. Rxd3 Re8 20. Qf4+ Kg8 21. Rhd1 Re4 22. Qd2 d6 23. f3 Re5 24. f4 Ra5 25. g4 Qd7 26. c4 Qxg4 27. Rg3 Qf5 28. Rg5 Qf6 29. Qd3 Qxf4+ 30. 0-1

[Event "36. OBSenEM"]
[Site "Berlin"]
[Date "2020.01.31"]
[Round "4.31"]
[White "Kolkwitz, Klaus"]
[Black "Kapr, Klaus, Dr."]
[Result "0-1"]
[Time "13:00:00"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. Nbd2 b6 6. O-O Bb7 7. Qe2 O-O 8. e4 dxe4 9. Nxe4 Nbd7 10. c3 Rc8 11. Rd1 Nxe4 12. Bxe4 Bxe4 13. Qxe4 c5 14. Bf4 Nf6 15. Qe2 c4 16. Ne5 b5 17. Qf3 Qb6 18. Bg5 Rcd8 19. Bxf6 Bxf6 20. g4 Rd5 21. Re1 Qc7 22. Qg3 Bxe5 23. Rxe5 Rxe5 24. Qxe5 Qxe5 25. dxe5 Rd8 26. a4 a6 27. axb5 axb5 28. Kf1 h5 29. gxh5 Rd2 30. Rb1 Rd3 31. Kg2 Kh7 32. Re1 Rd2 33. b4 cxb3 34. Rb1 b2 35. Kf3 Rc2 36. Ke3 Kh6 37. 0-1

[Event "OBSenEM 036"]
[Site "Berlin"]
[Date "2020.01.30"]
[Round "3.53"]
[White "Krawatzki, Armin"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[Time "13:00:00"]

1. d4 b6 2. Nc3 e6 3. e4 Bb4 4. Bd3 Bxc3+ 5. bxc3 Bb7 6. Nf3 Ne7 7. O-O O-O 8. c4 f5 9. Qe2 Nbc6 10. Bd2 f4 11. Rab1 Ng6 12. d5 Nce5 13. Bc3 Nxf3+ 14. Qxf3 e5 15. c5 d6 16. cxd6 cxd6 17. Bb4 Rf6 18. Qe2 Nh4 19. f3 Bc8 20. Be1 Rg6 21. Bxh4 Qxh4 22. Rf2 Rh6 23. h3 Qg3 24. Kf1 Bxh3 25. gxh3 Rxh3 26. Ke1 Rh1+ 27. Kd2 Rxb1 28. Rg2 Qh4 29. Bb5 Qh1 30. Bc4 Rf8 31. Kc3 Qe1+ 32. 0-1

[Event "36. OBSenEM"]
[Site "Berlin"]
[Date "2020.01.29"]
[Round "2.49"]
[White "Kolkwitz, Klaus"]
[Black "Sommer, Werner"]
[Result "1/2-1/2"]
[Time "13:00:00"]

1. d4 d5 2. Nf3 Bg4 3. e3 e6 4. Nbd2 Nf6 5. c3 Ne4 6. Bd3 Nxd2 7. Bxd2 Qf6 8. Qa4+ c6 9. Ne5 Bh5 10. O-O Bd6 11. f4 O-O 12. Qc2 Bg6 13. Rf3 Bxd3 14. Qxd3 Qe7 15. Raf1 f6 16. Ng4 Nd7 17. Rh3 f5 18. Ne5 Rf6 19. Be1 Bxe5 20. fxe5 Rg6 21. Qe2 Rg4 22. Rff3 Rf8 23. Rfg3 Qg5 24. Rxg4 fxg4 25. Rg3 h5 26. h3 Rf7 27. hxg4 hxg4 28. Qxg4 Qxg4 29. Rxg4 c5 30. Rg6 cxd4 31. exd4 Nf8 32. Rg3 b5 33. b3 a5 34. c4 bxc4 35. bxc4 dxc4 36. Bxa5 Ra7 37. Bb4 Rxa2 38. Rc3 1/2-1/2

[Event "OBSenEM 036"]
[Site "Berlin"]
[Date "2020.01.28"]
[Round "1.4"]
[White "Schulz, Michael"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[Time "13:00:00"]

1. d4 b6 2. e4 e6 3. Nf3 Bb7 4. Bd3 Nc6 5. c3 Nge7 6. O-O Ng6 7. b4 Be7 8. a4 O-O 9. a5 a6 10. axb6 cxb6 11. Qe2 b5 12. g3 d6 13. h4 f5 14. exf5 exf5 15. Qe6+ Rf7 16. Ng5 Bxg5 17. Bxg5 Qf8 18. Re1 Bc8 19. Qe2 Bd7 20. Nd2 f4 21. h5 fxg3 22. fxg3 Nge7 23. Qg2 Bf5 24. Bxf5 Rxf5 25. Bxe7 1-0

[Event "35. OBSenEM"]
[Site "Berlin"]
[Date "2019.01.29"]
[Round "1.1"]
[White "Kolkwitz, Klaus"]
[Black "Schulz, Michael"]
[Result "0-1"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. c3 Bg7 5. Nbd2 b6 6. Be2 O-O 7. O-O Bb7 8. Ne5 d6 9. Bf3 Bxf3 10. Nexf3 Nbd7 11. Qe2 Rc8 12. e4 cxd4 13. Nxd4 Nc5 14. f3 e5 15. N4b3 Ne6 16. g3 Qc7 17. Rd1 a5 18. a4 Rfd8 19. Nf1 d5 20. exd5 Nxd5 21. Ne3 Nf6 22. Nd2 Qc5 23. Kg2 Qc6 24. Kf2 e4 25. f4 Nc5 26. 0-1

[Event "12. OSEM SH 2018"]
[Site "BÃ¼sum"]
[Date "2018.10.04"]
[Round "9.75"]
[White "Kolkwitz, Klaus"]
[Black "Fehsenfeld, Kurt"]
[Result "1-0"]
[PlyCount "120"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3 Nc6 6. Nbd2 Bd7 7. O-O Be7 8. dxc5 Bxc5 9. e4 dxe4 10. Nxe4 Be7 11. Qb3 Na5 12. Qc2 Nxe4 13. Bxe4 f5 14. Bd3 Bf6 15. Bf4 Nc6 16. Rfe1 O-O 17. Rad1 Kh8 18. Bc4 Qc8 19. Bd3 Re8 20. Ne5 Nxe5 21. Bxe5 Rf8 22. Bd6 Re8 23. Qb3 Qc6 24. Be5 Rg8 25. c4 Bxe5 26. Rxe5 Rge8 27. Qc3 Re7 28. Bxf5 Rf8 29. Be4 Qb6 30. c5 Qc7 31. Rh5 e5 32. Bxh7 Bg4 33. Bg6+ Bxh5 34. Bxh5 Rf6 35. g3 b6 36. cxb6 Qxc3 37. bxc3 axb6 38. Be2 Kg8 39. Bc4+ Kh7 40. Kg2 g6 41. Rd8 Rc7 42. Bg8+ Kh6 43. c4 Kg7 44. Bd5 Rf8 45. Rd6 Rf6 46. Rd8 Kh6 47. Re8 Ra7 48. Rxe5 Rxa2 49. Bf3 Rc2 50. Be2 Rd6 51. f4 Rdd2 52. Kf3 Rb2 53. Re7 Rb3+ 54. Kf2 Rb4 55. Kf3 Rc2 56. g4 Rb3+ 57. Kf2 Rxe2+ 58. Kxe2 Rh3 59. g5+ Kh5 60. Rh7+ Kg4 61. 1-0

[Event "12. OSEM SH 2018"]
[Site "Büsum"]
[Date "2018.10.04"]
[Round "8.59"]
[White "Nachtkamp, Herbert"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "103"]

1. d4 f5 2. Bf4 d6 3. e3 Nf6 4. Nf3 g6 5. c4 Bg7 6. Nc3 O-O 7. c5 h6 8. Bc4+ Kh7 9. cxd6 cxd6 10. h3 b6 11. O-O Bb7 12. Rc1 Nbd7 13. Qe2 Rc8 14. Be6 Ne4 15. Nxe4 fxe4 16. Nd2 Rf6 17. Bc4 d5 18. Bb5 Bc6 19. Ba6 Ra8 20. Nb3 Nb8 21. Bb5 Qd7 22. Bxc6 Nxc6 23. a3 e5 24. dxe5 Re6 25. Nd4 Nxd4 26. exd4 Rc8 27. Rxc8 Qxc8 28. Rc1 Rc6 29. Rxc6 Qxc6 30. Be3 Bf8 31. Qa6 Qd7 32. Qe2 Be7 33. Qg4 Qxg4 34. hxg4 b5 35. Bd2 Kg7 36. Kf1 g5 37. Ba5 Kf7 38. Ke2 Ke6 39. Kd1 Kd7 40. Kc2 Kc6 41. Kb3 Kd7 42. Bb4 Bd8 43. a4 Bb6 44. Bc3 Kc6 45. axb5+ Kxb5 46. Kc2 Kc6 47. Kd2 Kd7 48. Ke3 Ke7 49. Bb4+ Kf7 50. Bc5 Kg6 51. Bxb6 axb6 52. f3 1-0

[Event "12. OSEM SH 2018"]
[Site "Büsum"]
[Date "2018.10.03"]
[Round "7.68"]
[White "Kolkwitz, Klaus"]
[Black "Nickel, Jürgen"]
[Result "1/2-1/2"]
[PlyCount "39"]

1. f4 d5 2. d3 Nf6 3. Nf3 c6 4. g3 Qb6 5. c3 e6 6. Qb3 Nbd7 7. Qxb6 axb6 8. Bg2 Bd6 9. Nbd2 Ng4 10. Nf1 e5 11. h3 Ngf6 12. fxe5 Nxe5 13. Nxe5 Bxe5 14. Bf4 Bxf4 15. gxf4 Nh5 16. e3 O-O 17. a3 Re8 18. Kd2 Bf5 19. Bf3 Nf6 20. Ng3 1/2-1/2

[Event "12. OSEM SH 2018"]
[Site "Büsum"]
[Date "2018.10.02"]
[Round "6.53"]
[White "Fleischer, Martin"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[Annotator "Gemkow,Jan Marten"]
[PlyCount "104"]

1. e4 b6 2. d4 e6 3. Nf3 Bb7 4. Bd3 Nc6 5. c3 Nce7 6. O-O f5 7. e5 Nd5 8. a3 c5 9. c4 Nc7 10. d5 exd5 11. cxd5 Bxd5 12. Bxf5 Be7 13. Nc3 Be6 14. Be4 Rb8 15. Qc2 g6 16. Be3 Kf8 17. h3 Kg7 18. Nh2 Nh6 19. g4 d5 20. exd6 Bxd6 21. f4 Qe7 22. Qg2 Bb3 23. Nf3 Rhg8 24. Nd2 Bf7 25. f5 Be5 26. Bxh6+ Kxh6 27. Qf3 Qh4 28. Qe3+ Kg7 29. Kg2 Rbd8 30. Rad1 Nd5 31. Nxd5 Bxd5 32. Bxd5 Rxd5 33. Ne4 Rgd8 34. Rxd5 Rxd5 35. fxg6 hxg6 36. Qf3 Qe7 37. b3 Rd4 38. h4 Bf4 39. Qxf4 Qxe4+ 40. Qxe4 Rxe4 41. Kf3 Rd4 42. Re1 Kf7 43. Re3 Kf6 44. Rc3 Rd1 45. b4 Rh1 46. Kg3 cxb4 47. Rc6+ Ke5 48. axb4 Rg1+ 49. Kf3 Rf1+ 50. Ke3 Rb1 51. Rxg6 Rb3+ 52. Kd2 Rxb4 53. 1-0

[Event "12. OSEM SH 2018"]
[Site "Büsum"]
[Date "2018.10.01"]
[Round "5.66"]
[White "Kolkwitz, Klaus"]
[Black "Hellwege, Werner"]
[Result "1-0"]
[PlyCount "149"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bg4 4. c3 c6 5. Nbd2 Nbd7 6. Bd3 e5 7. dxe5 Nxe5 8. Qc2 Nxd3+ 9. Qxd3 Bd6 10. h3 Bh5 11. b3 Bg6 12. Qe2 O-O 13. Bb2 Nd7 14. b4 a5 15. a3 Nb6 16. O-O Nc4 17. Nxc4 dxc4 18. Rfd1 Bd3 19. Qd2 Qe7 20. Ne1 Rad8 21. Nxd3 cxd3 22. c4 axb4 23. axb4 Bxb4 24. Bc3 c5 25. Bxb4 cxb4 26. Rab1 Rd7 27. Rxb4 Rfd8 28. Rb3 Qc5 29. Qb4 Qxb4 30. Rxb4 f5 31. Kf1 Kf7 32. Ke1 Ke6 33. Rdb1 Rb8 34. Kd2 Ke5 35. R1b3 f4 36. exf4+ Kxf4 37. c5+ Ke5 38. c6 Rc7 39. Rxb7 Rbc8 40. Rxd3 Rxc6 41. Rxg7 Rc2+ 42. Ke3 Kf6 43. Rxh7 Re8+ 44. Kf3 Kg6 45. Rb7 Rf8+ 46. Kg4 Rcxf2 47. Rd6+ R8f6 48. Rxf6+ Kxf6 49. g3 Ra2 50. Rb6+ Kg7 51. Rb5 Ra4+ 52. Kh5 Ra8 53. Rb7+ Kg8 54. g4 Ra5+ 55. g5 Rc5 56. h4 Rc6 57. Rb4 Kg7 58. Kg4 Rc1 59. Rb7+ Kg8 60. g6 Rc5 61. Rf7 Ra5 62. Rf5 Ra6 63. Kg5 Ra4 64. h5 Ra7 65. Rb5 Ra8 66. Rb7 Rc8 67. Re7 Ra8 68. Kf6 Ra6+ 69. Re6 Ra8 70. Rd6 Rf8+ 71. Ke7 Rf5 72. h6 Re5+ 73. Kf6 Re8 74. Rd7 Ra8 75. Ke7 1-0

[Event "12. OSEM SH 2018"]
[Site "Büsum"]
[Date "2018.09.30"]
[Round "4.59"]
[White "Blosze, Winfried"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "73"]

1. e4 g6 2. Nc3 Bg7 3. d4 c6 4. Be3 d6 5. Nf3 Nh6 6. h3 f6 7. Bc4 Nf7 8. Qd2 b5 9. Bb3 a5 10. Bxf7+ Kxf7 11. Bh6 b4 12. Ne2 Ba6 13. Bxg7 Kxg7 14. O-O-O Bxe2 15. Qxe2 Nd7 16. e5 d5 17. exf6+ Nxf6 18. Ng5 Qd6 19. Rhe1 Qf4+ 20. Qe3 Qxe3+ 21. Rxe3 Ra7 22. f3 Re8 23. Ne6+ Kf7 24. Rde1 h6 25. g4 a4 26. Nc5 Nd7 27. Nd3 Rb7 28. Re6 b3 29. axb3 axb3 30. c3 c5 31. dxc5 Rc7 32. c6 Nf8 33. R6e2 e6 34. f4 Ra8 35. Kd2 Kf6 36. Nb4 d4 37. cxd4 1-0

[Event "12. OSEM SH 2018"]
[Site "Büsum"]
[Date "2018.09.29"]
[Round "3.56"]
[White "Kolkwitz, Klaus"]
[Black "Meul, Willi"]
[Result "1/2-1/2"]
[PlyCount "76"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 b6 5. Nbd2 Bb7 6. O-O Bd6 7. Re1 Nbd7 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Bxe4 11. Rxe4 Nf6 12. Bg5 h6 13. Bxf6 Qxf6 14. c3 O-O 15. Ne5 Rfd8 16. Qe2 c5 17. Nf3 cxd4 18. Rxd4 Bc5 19. Rxd8+ Rxd8 20. Rd1 a5 21. Rxd8+ Qxd8 22. Qd2 Qxd2 23. Nxd2 f5 24. Kf1 e5 25. Ke2 Kf7 26. Nc4 Ke6 27. b4 axb4 28. cxb4 Bd4 29. a4 Kd5 30. Ne3+ Bxe3 31. fxe3 Kc4 32. a5 bxa5 33. bxa5 Kb5 34. Kd3 Kxa5 35. Kc3 f4 36. exf4 exf4 37. Kd4 Kb4 38. Ke4 g5 39. 1/2-1/2

[Event "12. OSEM SH 2018"]
[Site "Büsum"]
[Date "2018.09.28"]
[Round "2.87"]
[White "Girod, Gudrun"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[PlyCount "92"]

1. d4 f5 2. e3 d6 3. Nf3 Nf6 4. Be2 g6 5. Nbd2 Bg7 6. c3 O-O 7. h3 Qe8 8. O-O b6 9. b3 Bb7 10. Bb2 Nbd7 11. Rc1 c5 12. Ba1 Rd8 13. Bb5 a6 14. Bxd7 Qxd7 15. Qc2 Ne4 16. Rfd1 Qe6 17. c4 Nxd2 18. Nxd2 Qf7 19. d5 f4 20. Bxg7 Qxg7 21. exf4 Rxf4 22. Nf3 Bc8 23. Kh2 Rdf8 24. Qc3 Qh6 25. Rd3 Bxh3 26. gxh3 Rxf3 27. Rxf3 Rxf3 28. Qxf3 Qxc1 29. Qg4 Qe1 30. Kg2 Kf7 31. h4 h5 32. Qf3+ Kg7 33. a3 Qe5 34. Kh3 Qf6 35. Qg3 Qf5+ 36. Kg2 Kf6 37. Qc3+ Kf7 38. Qg3 Qe4+ 39. Kh2 Qe5 40. f4 Qe2+ 41. Qg2 Qxg2+ 42. Kxg2 e6 43. Kf3 exd5 44. cxd5 b5 45. Ke3 Kf6 46. Ke4 a5 47. 0-1

[Event "12. OSEM SH 2018"]
[Site "Büsum"]
[Date "2018.09.27"]
[Round "1.35"]
[White "Kolkwitz, Klaus"]
[Black "Kotlar, Alfred"]
[Result "0-1"]

1. d4 d5 2. Nf3 Bf5 3. e3 Nf6 4. Bd3 Bg4 5. Nbd2 Nbd7 6. c3 e6 7. O-O Be7 8. h3 Bh5 9. Qc2 Bg6 10. e4 dxe4 11. Nxe4 c6 12. Bf4 O-O 13. Nxf6+ Bxf6 14. Bxg6 hxg6 15. Rad1 Qa5 16. Qb3 Qb6 17. Ne5 Rfd8 18. Qc2 Bxe5 19. Bxe5 Rac8 20. b3 Nf6 21. Bxf6 gxf6 22. Rd3 Rd7 23. h4 Qb5 24. Rf3 Kg7 25. Qe4 Rh8 26. g3 f5 27. Qe5+ Qxe5 28. dxe5 Rd5 29. Re1 Rhd8 30. Kf1 Rd2 31. Re2 Rd1+ 32. Re1 R1d2 33. Re2 Kf8 34. Rxd2 Rxd2 35. a4 Rb2 36. c4 Ke7 37. Rd3 f6 38. exf6+ Kxf6 39. f4 Ke7 40. Ke1 a6 41. Kd1 Ke8 42. Kc1 Re2 43. Kd1 Rg2 44. Kc1 Ke7 45. c5 Re2 46. Kd1 Rg2 47. Kc1 a5 48. Kd1 Ke8 49. Kc1 Re2 50. Kd1 Re4 51. Kc2 e5 52. fxe5 Rxe5 53. Rc3 Ke7 54. Kd3 Ke6 55. Rc4 Kd5 56. Rc1 Re4 57. Rc2 Rg4 58. Rg2 Kxc5 59. Rc2+ Kd5 60. Rg2 b5 61. axb5 cxb5 62. Rh2 a4 63. bxa4 bxa4 64. h5 Rxg3+ 65. Kc2 gxh5 66. Rxh5 Ke4 67. Rh8 a3 68. Ra8 Rg2+ 69. Kb1 a2+ 70. Ka1 Rf2 71. Ra4+ Kd3 72. Rd4+ Ke2 73. Rd1 Rf1 74. 0-1

[Event "30. DSenEM2018-Gruppe-65"]
[Site "?"]
[Date "2018.07.29"]
[Round "9.67"]
[White "Kolkwitz, Klaus"]
[Black "Schaefer, Gerhard"]
[Result "0-1"]
[PlyCount "80"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 c5 5. c3 Nc6 6. Nbd2 b6 7. Qe2 Bb7 8. e4 cxd4 9. Nxd4 Bc5 10. N2b3 Qc7 11. Nb5 Qb8 12. Nxc5 bxc5 13. exd5 Nxd5 14. Be3 a6 15. Na3 Nxe3 16. Qxe3 Qe5 17. Nc4 Qxe3+ 18. Nxe3 Ne5 19. Rd1 Ke7 20. Ke2 Rhd8 21. Rd2 Rd6 22. Rhd1 Rad8 23. f3 f5 24. Nc4 Nxc4 25. Bxc4 a5 26. Rxd6 Rxd6 27. Rxd6 Kxd6 28. Ke3 g5 29. g3 Bd5 30. Bb3 Bxb3 31. axb3 c4 32. b4 axb4 33. cxb4 e5 34. f4 exf4+ 35. gxf4 g4 36. Kf2 Kc6 37. Kg3 Kb5 38. Kh4 Kxb4 39. Kg5 Kb3 40. Kxf5 Kxb2 41. 0-1

[Event "30. DSenEM2018-Gruppe-65"]
[Site "?"]
[Date "2018.07.28"]
[Round "8.66"]
[White "Maczollek, Helmut"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "37"]

1. d4 f5 2. Nf3 d6 3. Nbd2 Nf6 4. e3 g6 5. c3 Bg7 6. Bc4 e6 7. Qb3 d5 8. Be2 0-0 9. Ne5 Nbd7 10. f4 c5 11. 0-0 Qb6 12. Nxd7 Bxd7 13. Nf3 c4 14. Qxb6 axb6 15. Bd1 Bb5 16. b3 Rfc8 17. b4 Ne4 18. Bb2 h6 19. Bc2 1/2-1/2

[Event "30. DSenEM2018-Gruppe-65"]
[Site "?"]
[Date "2018.07.27"]
[Round "7.72"]
[White "Kolkwitz, Klaus"]
[Black "Narr, Irmgard"]
[Result "1/2-1/2"]
[PlyCount "37"]

1. d4 Nf6 2. Nf3 b6 3. e3 Bb7 4. Be2 e6 5. Nbd2 Be7 6. 0-0 0-0 7. Ne5 Nc6 8. Nxc6 Bxc6 9. Bf3 Bxf3 10. Qxf3 d5 11. c3 c6 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Qd5 15. Qxd5 cxd5 16. Bf4 b5 17. a3 a6 18. Rfe1 Rac8 19. Re3 1/2-1/2

[Event "30. DSenEM2018-Gruppe-65"]
[Site "?"]
[Date "2018.07.26"]
[Round "6.51"]
[White "Strampfer, Jens"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "101"]

1. b3 Nf6 2. Bb2 d6 3. f4 b6 4. e3 Bb7 5. Nf3 Nbd7 6. c4 g6 7. d4 Bg7 8. Nc3 0-0 9. Bd3 e6 10. e4 Re8 11. e5 Ng4 12. Qe2 Nh6 13. Ne4 dxe5 14. dxe5 Nf5 15. 0-0-0 Qe7 16. g4 Nh4 17. Nd4 Nc5 18. Rhe1 a5 19. Nb5 a4 20. Nxc5 bxc5 21. Be4 Bxe4 22. Qxe4 axb3 23. axb3 f5 24. Qc6 fxg4 25. Rd7 Qf8 26. Re4 Rad8 27. Rxd8 Rxd8 28. Qxe6+ Qf7 29. Qxf7+ Kxf7 30. e6+ Kg8 31. e7 Bxb2+ 32. Kxb2 Re8 33. Nxc7 Kf7 34. Nxe8 Kxe8 35. Re5 Nf3 36. Re2 h5 37. Kc3 Nd4 38. Rg2 Nf5 39. b4 cxb4+ 40. Kxb4 Kxe7 41. c5 Nd4 42. Ka5 Ke6 43. Kb6 Kf5 44. Rd2 Ne6 45. c6 h4 46. Rd6 g3 47. Rxe6 Kxe6 48. hxg3 hxg3 49. c7 Kf5 50. c8=Q+ Kxf4 51. Qb7 1-0

[Event "30. DSenEM2018-Gruppe-65"]
[Site "?"]
[Date "2018.07.25"]
[Round "5.42"]
[White "Kolkwitz, Klaus"]
[Black "Fegebank, Fritz"]
[Result "1/2-1/2"]
[PlyCount "33"]

1. d4 g6 2. Nf3 Bg7 3. e3 c6 4. Nbd2 d6 5. c3 Qc7 6. Bd3 Nf6 7. 0-0 0-0 8. e4 e5 9. dxe5 dxe5 10. Nc4 Bg4 11. h3 Bxf3 12. Qxf3 b5 13. Ne3 Nbd7 14. Ng4 Nxg4 15. Qxg4 Nc5 16. Bc2 Ne6 17. Be3 1/2-1/2

[Event "30. DSenEM2018-Gruppe-65"]
[Site "?"]
[Date "2018.07.24"]
[Round "4.73"]
[White "Redeker, Frank"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[PlyCount "46"]

1. d4 f5 2. Bf4 d6 3. Nf3 Nf6 4. h3 g6 5. e3 Bg7 6. Be2 0-0 7. 0-0 Qe8 8. c4 b6 9. Nc3 Bb7 10. Rc1 h6 11. Nb5 Na6 12. c5 Bxf3 13. Bxf3 Qxb5 14. Bxa8 Rxa8 15. Qf3 Ne4 16. cxd6 exd6 17. g4 Rf8 18. Qd1 Qd7 19. f3 Nf6 20. Qc2 Qf7 21. a3 Nd5 22. Qc4 Nb8 23. Kg2 g5 24. 0-1

[Event "30. DSenEM2018-Gruppe-65"]
[Site "?"]
[Date "2018.07.23"]
[Round "3.43"]
[White "Kolkwitz, Klaus"]
[Black "Cichy, Michael"]
[Result "0-1"]
[PlyCount "88"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 c5 6. c3 cxd4 7. exd4 Be7 8. 0-0 0-0 9. Qe2 d6 10. Ne4 Nxe4 11. Bxe4 Bxe4 12. Qxe4 Nd7 13. Be3 Rc8 14. Nd2 Nf6 15. Qf3 Qd7 16. Bg5 d5 17. Bxf6 Bxf6 18. Qe2 b5 19. Nb3 Be7 20. a3 Bd6 21. g3 Qc6 22. Nd2 a5 23. Rfc1 Qb6 24. Nf3 Rc6 25. Ne5 Bxe5 26. Qxe5 Rfc8 27. h4 h6 28. Qe3 Qc7 29. Qe5 Qxe5 30. dxe5 b4 31. Rcb1 bxc3 32. bxc3 Rxc3 33. Rb5 d4 34. Kf1 d3 35. Ke1 R8c5 36. Rxc5 Rxc5 37. f4 Rc3 38. a4 h5 39. Kd2 Rb3 40. Rc1 Rb4 41. Ra1 Rb3 42. Rc1 Ra3 43. Rc4 Kh7 44. Rd4 Kg6 45. 0-1

[Event "30. DSenEM2018-Gruppe-65"]
[Site "?"]
[Date "2018.07.22"]
[Round "2.70"]
[White "Grube, Bernd"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[PlyCount "68"]

1. d4 f5 2. Nf3 d6 3. e3 Nf6 4. c4 g6 5. Nc3 Bg7 6. Qc2 0-0 7. Be2 Qe8 8. b4 e5 9. d5 h6 10. 0-0 Bd7 11. Bb2 g5 12. h3 g4 13. hxg4 Nxg4 14. Nh2 Nxh2 15. Kxh2 e4 16. Rh1 f4 17. exf4 Rxf4 18. Kg1 Bf5 19. Qd2 Be5 20. Rxh6 Qf8 21. Rh1 Qg7 22. Na4 Nd7 23. Bxe5 Qxe5 24. Qc3 Bg4 25. Bxg4 Rxg4 26. Re1 Rf8 27. Qh3 Qg7 28. Nc3 Rf3 29. g3 Rxc3 30. Qh5 Nf6 31. Qf5 Rcxg3+ 32. fxg3 Rxg3+ 33. Kh2 Rg2+ 34. Kh3 Qg3# 35. 0-1

[Event "30. DSenEM2018-Gruppe-65"]
[Site "?"]
[Date "2018.07.21"]
[Round "1.16"]
[White "Kolkwitz, Klaus"]
[Black "Partenheimer, Axel"]
[Result "0-1"]
[PlyCount "26"]

1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. Bd3 Bg4 5. Nbd2 e6 6. c3 Nbd7 7. Qc2 Bd6 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. h3 Bh5 12. Ne5 Bxe5 13. dxe5 Nxe4 14. 0-1

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2017.02.09"]
[Round "9.35"]
[White "Kolkwitz, Klaus"]
[Black "Sehm, Andreas"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Nbd2 b6 6. Be2 Bb7 7. O-O c5 8. c3 d6 9. h3 Nbd7 10. Re1 Nd5 11. Bh2 Kh8 12. Ng5 h6 13. Nde4 f5 14. Ng3 f4 15. exf4 Nxf4 16. Bf3 Bxf3 17. Nxf3 e5 18. dxe5 Bxe5 19. Nxe5 Nxe5 20. Ne2 Nfd3 21. Bxe5+ Nxe5 22. 1/2-1/2

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2017.02.08"]
[Round "8.36"]
[White "Pöltelt, Helmut, Dr."]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 c6 5. Bd3 Nd7 6. Nc3 e5 7. dxe5 dxe5 8. f5 Nc5 9. fxg6 hxg6 10. Be3 Nxd3+ 11. Qxd3 Qxd3 12. cxd3 Bg4 13. O-O-O Bxf3 14. gxf3 Bh6 15. Bxh6 Rxh6 16. 1/2-1/2

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2017.02.07"]
[Round "7.38"]
[White "Olschewsky, Roman"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. c4 b6 2. e4 e6 3. g3 Bb7 4. d3 Bc5 5. Bg2 Ne7 6. Ne2 d5 7. Nd2 c6 8. O-O O-O 9. a3 a5 10. d4 Bd6 11. e5 Bc7 12. b3 c5 13. Bb2 Nbc6 14. f4 Nf5 15. Qb1 Nfxd4 16. Nxd4 Nxd4 17. Bxd4 cxd4 18. Qd3 dxc4 19. 1/2-1/2

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2017.02.06"]
[Round "6.20"]
[White "Kolkwitz, Klaus"]
[Black "Zaeske, Winfried"]
[Result "0-1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Nbd2 d6 5. c3 Nbd7 6. Be2 c6 7. O-O O-O 8. e4 c5 9. Re1 e5 10. dxe5 dxe5 11. Bb5 Qe7 12. Qb3 a6 13. Bxd7 Bxd7 14. Nc4 Be6 15. Nfxe5 b5 16. Nc6 Qc7 17. N6a5 bxc4 18. Nxc4 Ng4 19. g3 Ne5 20. Bf4 Nf3+ 21. Kf1 0-1

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2017.02.04"]
[Round "5.39"]
[White "Kolkwitz, Klaus"]
[Black "Schlicht, Werner"]
[Result "1-0"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Nf6 4. e3 Bg4 5. Nbd2 e6 6. c3 Be7 7. Bd3 h6 8. h3 Bh5 9. Qa4 a6 10. Ne5 b5 11. Bxb5 axb5 12. Qxb5 O-O 13. Qxc6 Bd6 14. g4 Bg6 15. Nxg6 fxg6 16. Bxd6 cxd6 17. Ke2 g5 18. Rhf1 Rf7 19. Rfb1 Rc7 20. Qb5 Rf7 21. Qd3 Rb8 22. b4 Qf8 23. f3 e5 24. Rf1 Re8 25. a4 e4 26. fxe4 dxe4 27. Qc4 d5 28. Qc5 Qxc5 29. dxc5 Ref8 30. a5 h5 31. a6 hxg4 32. hxg4 Nxg4 33. Rxf7 Kxf7 34. b5 1-0

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2017.02.03"]
[Round "4.18"]
[White "Fleischer, Matthias"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. d4 b6 2. Nf3 e6 3. Bg5 f6 4. Bh4 Bb7 5. e3 Nh6 6. Ne5 Nf7 7. Bd3 Be7 8. Nxf7 Kxf7 9. Nd2 f5 10. Bg3 d6 11. c3 Nd7 12. Qb3 d5 13. Nf3 c5 14. Qa4 c4 15. Be2 a6 16. Qc2 Bf6 17. h4 Re8 18. Bf4 g6 19. Bh6 Bg7 20. Bg5 Bf6 21. Ne5+ Kg7 22. Nxd7 Qxd7 23. f4 h6 24. Bxf6+ Kxf6 25. g4 Kg7 26. h5 Qf7 27. hxg6 Qxg6 28. O-O-O fxg4 29. Qxg6+ Kxg6 30. Bxg4 Rh8 31. Bxe6 Kf6 32. f5 Bc8 33. Bxd5 Ra7 34. e4 Bb7 35. Bxb7 Rxb7 36. Rdg1 Rg7 37. e5+ 1-0

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2017.02.02"]
[Round "3.20"]
[White "Kolkwitz, Klaus"]
[Black "Steiger, Michael"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. c3 O-O 5. Nbd2 d6 6. Be2 Nbd7 7. O-O e5 8. dxe5 dxe5 9. Qc2 Re8 10. e4 b6 11. Bc4 Bb7 12. Re1 h6 13. Nf1 Nc5 14. Ng3 Nfd7 15. b4 Ne6 16. Qb3 a5 17. a4 axb4 18. cxb4 c5 19. Be3 Qe7 20. Bxe6 Qxe6 21. Qxe6 Rxe6 22. Red1 Nf6 23. bxc5 bxc5 24. Bxc5 Nxe4 25. Nxe4 Bxe4 26. Ra3 Rea6 27. Re1 Rxa4 28. Rxe4 Rxa3 29. Bxa3 Rxa3 30. Kf1 f5 31. Rc4 e4 32. Nh4 Ra6 33. g3 Kf7 34. Ng2 g5 35. Ne3 Ra5 36. h3 Bf6 37. g4 f4 38. Nf5 Ra1+ 39. Ke2 Ra2+ 40. Ke1 Ra1+ 41. 1/2-1/2

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2017.02.01"]
[Round "2.13"]
[White "Glatthor, Thomas"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "83"]

1. Nf3 b6 2. g3 e6 3. Bg2 Bb7 4. d4 c6 5. e4 d5 6. O-O Nd7 7. e5 Ne7 8. c3 Ng6 9. Re1 Be7 10. h4 h5 11. Bg5 Ndf8 12. Bxe7 Nxe7 13. Ng5 Nf5 14. Nd2 g6 15. Bh3 Nh7 16. Ndf3 Bc8 17. Nxh7 Rxh7 18. Ng5 Rg7 19. Bxf5 exf5 20. b3 Kf8 21. Rc1 Be6 22. Re3 a5 23. c4 Ra7 24. Rec3 Rd7 25. Rd3 Qe7 26. f4 Qb4 27. Qd2 Qxd2 28. Rxd2 Ke7 29. a4 Rb7 30. Kf2 Rb8 31. c5 b5 32. axb5 Rxb5 33. Ra1 Rg8 34. Rda2 Rgb8 35. Rxa5 Rxb3 36. Ra7+ R8b7 37. Rxb7+ Rxb7 38. Ra8 Rb2+ 39. Kg1 Rb4 40. Nh7 Kd7 41. Ra7+ Kc8 42. Ng5 1/2-1/2

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2017.01.31"]
[Round "1.59"]
[White "Kolkwitz, Klaus"]
[Black "Walther, Lothar"]
[Result "1-0"]

1. d4 Nf6 2. Nf3 d6 3. e3 g6 4. c3 Bg7 5. Be2 O-O 6. Nbd2 Nbd7 7. O-O c5 8. e4 Re8 9. Qb3 e6 10. e5 dxe5 11. Nxe5 Nxe5 12. dxe5 Nd7 13. f4 b6 14. Ne4 Qc7 15. Be3 Bb7 16. Nd6 Red8 17. Nxb7 Qxb7 18. Bf3 Qc7 19. Bxa8 Rxa8 20. Rad1 Re8 21. Rd2 f6 22. Rfd1 Nf8 23. Qa4 Re7 24. exf6 Bxf6 25. g3 Rf7 26. Qe4 Kg7 27. g4 c4 28. g5 Be7 29. Bd4+ Kg8 30. Bc5 Bxc5+ 31. Kg2 Qb7 32. Qxb7 Rxb7 33. Kf3 a5 34. Rd8 Kf7 35. Rb8 Rd7 36. 1-0

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2016.02.04"]
[Round "9.22"]
[White "Türtmann, Dieter"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. e4 d6 2. Nc3 g6 3. g3 Bg7 4. Bg2 e5 5. Nge2 Nc6 6. O-O Be6 7. d3 Qd7 8. a4 a5 9. Nd5 Nge7 10. c3 O-O 11. Be3 Rac8 12. Qd2 Bh3 13. Nxe7+ Nxe7 14. f3 Bxg2 15. Kxg2 f5 16. c4 b6 17. b4 axb4 18. Qxb4 Rf7 19. Ng1 Nc6 20. Qd2 Ra8 21. Ra2 fxe4 22. dxe4 Nd4 23. Qb4 Nc6 24. Qc3 Nd4 25. Rfa1 Nc6 26. Bd2 Na5 27. Qd3 Qc6 28. Qd5 Qxd5 29. cxd5 c5 30. dxc6 Nxc6 31. Rc1 Nd4 32. Be3 Rfa7 33. Rb1 Rxa4 34. Rxa4 Rxa4 35. Rxb6 Bf8 36. Rb2 h5 37. h4 Kf7 38. Rd2 Nb3 39. Rb2 Nc5 40. Rc2 Nd3 41. Kf1 Nb4 42. Rd2 Ke6 43. Ne2 d5 44. exd5+ Nxd5 45. Rxd5 Ra1+ 46. Kf2 1/2-1/2

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2016.02.03"]
[Round "8.42"]
[White "Kolkwitz, Klaus"]
[Black "Wahner, Dr. Eberhard"]
[Result "1-0"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. dxc5 Bxc5 8. O-O O-O 9. Qe2 Re8 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 h6 13. Rd1 Qc7 14. g3 Bd7 15. Bxh6 gxh6 16. Qd2 Kg7 17. Qxd7 Qb6 18. Qd2 Rad8 19. Qe2 a5 20. Bxc6 Qxc6 21. Ne5 Qc7 22. Qg4+ Kh7 23. Qh5 Rxd1+ 24. Rxd1 Re7 25. Ng4 f5 26. Qxh6+ Kg8 27. Qg6+ Kf8 28. Nf6 1-0

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2016.02.02"]
[Round "7.40"]
[White "Hülle, Gunter"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "21"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. a3 Bc5 5. e3 Nc6 6. Bb2 d5 7. d4 Bd6 8. c4 dxc4 9. Bxc4 O-O 10. Nf3 Bf5 11. Nbd2 1/2-1/2

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2016.02.01"]
[Round "6.19"]
[White "Kolkwitz, Klaus"]
[Black "Richter, Hans-Peter"]
[Result "0-1"]
[PlyCount "46"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Nbd7 5. Nbd2 Bg7 6. Be2 c5 7. c3 b6 8. O-O O-O 9. h3 Bb7 10. Qc2 Qc7 11. Bh2 Rfe8 12. e4 cxd4 13. Nxd4 Nxe4 14. Nb5 Qc6 15. Nxe4 a6 16. Nbxd6 exd6 17. Bf3 Rxe4 18. Rad1 Nf6 19. Rxd6 Qe8 20. Rxb6 Bc6 21. Bxe4 Bxe4 22. Qb3 Bd5 23. Qa3 Qe4 24. 0-1

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2016.01.30"]
[Round "5.19"]
[White "Mayer, Dr. Herbert"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 g6 5. Nf3 Bg7 6. O-O Be6 7. d3 Qd7 8. Re1 Nge7 9. Ng5 Bg4 10. f3 Be6 11. Nxe6 Qxe6 12. Rb1 h5 13. Ne4 f6 14. Nf2 f5 15. Bg5 Nd8 16. Qa4+ Qd7 17. Qxd7+ Kxd7 18. f4 c6 19. fxe5 Bxe5 20. e4 Ne6 21. Bxe7 Kxe7 22. exf5 gxf5 23. Bh3 Raf8 24. c5 Bd4 25. cxd6+ Kxd6 26. 1/2-1/2

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2016.01.29"]
[Round "4.45"]
[White "Kolkwitz, Klaus"]
[Black "Krombach, Karl-Heinz"]
[Result "1-0"]
[PlyCount "77"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. c3 d6 6. Nbd2 Re8 7. h3 b6 8. Bc4 Bb7 9. O-O d5 10. Bd3 Nbd7 11. Ne5 c5 12. Bb5 a6 13. Be2 Rc8 14. Bf3 e6 15. a4 Ne4 16. Bxe4 Nxe5 17. dxe5 dxe4 18. Qc2 Qd5 19. Rfd1 c4 20. b3 cxb3 21. Nxb3 Qc4 22. Rd6 b5 23. Na5 Qc7 24. Nxb7 Qxb7 25. axb5 axb5 26. Rad1 b4 27. c4 Bf8 28. R6d4 b3 29. Qxe4 Qb4 30. Rb1 Rc5 31. Qd3 b2 32. e4 Bg7 33. Bd2 Qa4 34. f4 Rec8 35. Rxb2 Rxc4 36. Rxc4 Qxc4 37. Qxc4 Rxc4 38. Rb8+ Bf8 39. f5 1-0

[Event "32.OBSenEM"]
[Site "Berlin"]
[Date "2016.01.28"]
[Round "3.18"]
[White "Zaeske, Winfried"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "107"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 c6 5. Nf3 d5 6. exd5 cxd5 7. Bb5+ Bd7 8. Bd3 Bg7 9. h3 Nc6 10. O-O O-O 11. Re1 e6 12. Bg5 a6 13. Qd2 Qb6 14. a3 Ne8 15. Na4 Qa5 16. Qxa5 Nxa5 17. Nc5 Bb5 18. Bxb5 axb5 19. Be7 Nc4 20. Nd7 Ned6 21. Bxf8 Bxf8 22. Nxf8 Kxf8 23. Ne5 Nxb2 24. Reb1 Nbc4 25. Nxc4 dxc4 26. Kf1 Ke7 27. c3 Kd7 28. Re1 Kc6 29. g4 Kb6 30. Kg2 Ka5 31. Kf3 Ka4 32. Kf4 Kb3 33. Ke5 Ra6 34. Rec1 Ne8 35. g5 Nc7 36. Kf6 Nd5+ 37. Kxf7 Nxc3 38. Kg7 Ne2 39. Rcb1+ Kc3 40. Rxb5 Nxd4 41. Rxb7 Nb3 42. Ra2 Rd6 43. a4 Nc5 44. Rc7 Ne4 45. h4 Kd3 46. a5 Nc3 47. Ra3 Kd4 48. Rb7 Nd5 49. a6 c3 50. a7 c2 51. Ra1 Ra6 52. Rxa6 c1=Q 53. a8=Q Qc3 54. Ra3 1-0

[Event "?"]
[Site "?"]
[Date "2016.01.27"]
[Round "2.18"]
[White "Kolkwitz, Klaus"]
[Black "Kapr, Dr. Klaus"]
[Result "1/2-1/2"]
[PlyCount "43"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 Nbd7 6. Nbd2 e6 7. O-O c5 8. c3 Bd6 9. e4 cxd4 10. Nxd4 a6 11. exd5 Nxd5 12. Ne4 Be7 13. Qg3 g6 14. Nd6+ Bxd6 15. Qxd6 Qb6 16. Qxb6 N7xb6 17. Ne2 Rc8 18. b3 O-O 19. c4 Nf6 20. Ba3 Rfe8 21. Rfd1 Ne4 22. f3 1/2-1/2

[Event "?"]
[Site "?"]
[Date "2016.01.26"]
[Round "1.62"]
[White "Gnaß, Erhard"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[PlyCount "84"]

1. Nf3 d6 2. d4 g6 3. g3 Nf6 4. Bg2 Bg7 5. O-O O-O 6. Nc3 c6 7. Rb1 Nbd7 8. b3 e5 9. Bb2 e4 10. Ne1 d5 11. e3 Re8 12. Ne2 Nf8 13. h3 Ne6 14. Kh2 Bd7 15. Ng1 Rc8 16. b4 Bf8 17. c3 Bd6 18. f4 Ng7 19. Qd2 Nf5 20. Qf2 Kh8 21. g4 Ng7 22. Ne2 Bxg4 23. Ng3 Bf5 24. Nxf5 Nxf5 25. Rh1 Nh5 26. Kg1 Rg8 27. c4 Bxb4 28. Nc2 Bd6 29. Ba3 Bxa3 30. Nxa3 b6 31. Qd2 Qd6 32. Qc3 Nhg3 33. Kf2 Nxh1+ 34. Bxh1 Qe7 35. Bg2 Qh4+ 36. Kg1 g5 37. Qe1 Qxe1+ 38. Rxe1 gxf4 39. exf4 Nxd4 40. Kf2 Rg6 41. Bf1 Nf5 42. Rc1 d4 43. 0-1

[Event "31. BSenEM"]
[Site "Berlin"]
[Date "2015.02.07"]
[Round "9.34"]
[White "Kolkwitz, Klaus"]
[Black "GÃ¤rtner, Michael"]
[Result "1-0"]

1. d4 d5 2. Nf3 e6 3. e3 c5 4. c3 Nc6 5. Bd3 Nf6 6. Nbd2 cxd4 7. exd4 Be7 8. O-O O-O 9. Re1 a6 10. Ne5 Nd7 11. Qh5 f5 12. Ndf3 Nf6 13. Qh3 Qe8 14. Ng5 Qh5 15. Qxh5 Nxh5 16. Nxc6 Bxg5 17. Bxg5 bxc6 18. c4 Bd7 19. b4 Nf6 20. Bf4 Rae8 21. a4 h6 22. b5 cxb5 23. axb5 dxc4 24. Bxc4 Nd5 25. Bxd5 exd5 26. Rxe8 Bxe8 27. bxa6 Bc6 28. a7 Re8 29. Be5 Kf7 30. Rc1 Rc8 31. g3 1-0

[Event "31. BSenEM"]
[Site "Berlin"]
[Date "2015.02.06"]
[Round "8.35"]
[White "Fiedler, Ronald"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "32"]

1. d4 d6 2. c4 g6 3. Nc3 Nf6 4. e4 Bg7 5. Be2 O-O 6. Bg5 c6 7. Qd2 a6 8. Nf3 b5 9. cxb5 cxb5 10. Bd3 Bb7 11. Qc2 Nbd7 12. Qb3 Rc8 13. O-O Nb6 14. a4 bxa4 15. Nxa4 Nfd7 16. Nxb6 Qxb6 17. 1/2-1/2

[Event "31. BSenEM"]
[Site "Berlin"]
[Date "2015.02.05"]
[Round "7.20"]
[White "Kolkwitz, Klaus"]
[Black "Petkov, Peter"]
[Result "0-1"]
[PlyCount "88"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Nbd2 d6 6. Be2 Nbd7 7. h3 c5 8. c3 Qb6 9. Rb1 cxd4 10. exd4 Re8 11. Bh2 Qd8 12. O-O b6 13. Bc4 d5 14. Bb3 Bb7 15. Ne5 Nxe5 16. Bxe5 Ne4 17. Bxg7 Nxd2 18. Qxd2 Kxg7 19. Ba4 Rf8 20. Qf4 Qb8 21. Qxb8 Raxb8 22. Rfe1 e6 23. f4 h5 24. Kf2 Rfc8 25. Bd1 Ba6 26. Be2 Bxe2 27. Kxe2 b5 28. Rec1 b4 29. Kd3 bxc3 30. bxc3 Rb6 31. Rxb6 axb6 32. Rb1 Ra8 33. Rb2 h4 34. Ke3 Ra3 35. Rc2 Kf6 36. Kd3 b5 37. Rb2 b4 38. Ke2 Rxc3 39. Rxb4 Rc2+ 40. Kf3 Rxa2 41. Kg4 Rxg2+ 42. Kxh4 Kf5 43. Rb1 f6 44. Rd1 Rf2 45. 0-1

[Event "31. BSenEM"]
[Site "Berlin"]
[Date "2015.02.04"]
[Round "6.19"]
[White "Maetzing, Hans-Dieter"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "85"]

1. Nc3 g6 2. d4 d6 3. e4 Nf6 4. Nf3 Bg7 5. Bd3 O-O 6. Be3 c6 7. Qd2 b5 8. a3 Nbd7 9. Bh6 Nb6 10. b3 a6 11. h3 Qc7 12. Qg5 Re8 13. Bxg7 Kxg7 14. e5 Nfd5 15. Nxd5 cxd5 16. O-O f6 17. exf6+ exf6 18. Qd2 Be6 19. Nh2 Re7 20. f4 f5 21. Rfe1 Rae8 22. Nf3 Nd7 23. a4 Nf6 24. axb5 axb5 25. Qa5 Qxa5 26. Rxa5 Bd7 27. Rxe7+ Rxe7 28. Kf1 Nh5 29. Bxb5 Bxb5+ 30. Rxb5 Nxf4 31. Rb6 Rc7 32. Ne1 Ne6 33. Ke2 Nxd4+ 34. Kd3 Nc6 35. c3 Kf6 36. b4 Ke6 37. Nf3 Ne5+ 38. Nxe5 Kxe5 39. g3 g5 40. Rb8 f4 41. Re8+ Kf6 42. g4 Re7 43. Rf8+ 1/2-1/2

[Event "31. BSenEM"]
[Site "Berlin"]
[Date "2015.02.03"]
[Round "5.40"]
[White "Kolkwitz, Klaus"]
[Black "Bartonek, Rolf, Dr."]
[Result "1-0"]

1. d4 d5 2. Nf3 c5 3. e3 cxd4 4. exd4 Nf6 5. Bd3 Bg4 6. Nbd2 Nc6 7. c3 e6 8. O-O Bd6 9. Re1 Qc7 10. Qa4 O-O 11. h3 Bh5 12. Qc2 Bxf3 13. Nxf3 Bf4 14. Bxf4 Qxf4 15. Ne5 g6 16. Re3 Qh6 17. Rae1 Rac8 18. Qe2 Rc7 19. Ng4 Qg7 20. Rf3 Nxg4 21. hxg4 Nd8 22. Rh3 f6 23. g3 Kf7 24. Kg2 Rh8 25. f4 Re7 26. f5 Ree8 27. Bb5 Re7 28. c4 Kf8 29. cxd5 exd5 30. Qxe7+ Qxe7 31. Rxe7 Kxe7 32. fxg6 Kf8 33. Rxh7 Rxh7 34. gxh7 Kg7 35. Bd3 Ne6 36. Kf3 Nxd4+ 37. Kf4 Nc6 38. g5 fxg5+ 39. Kxg5 Nb4 40. Bb1 d4 41. Kf4 d3 42. Ke3 Kxh7 43. Bxd3+ Kg7 44. a3 Nc6 45. Be4 Nd8 46. Kd4 Kf6 47. Kd5 Nc6 48. Kd6 Ne5 49. b3 b6 50. Kc7 Nf7 51. Bd5 Ne5 52. Kb7 Kg5 53. Kxa7 Kg4 54. Kxb6 1-0

[Event "31. BSenEM"]
[Site "Berlin"]
[Date "2015.02.02"]
[Round "4.39"]
[White "Schulz, Manfred"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "70"]

1. d4 g6 2. e4 Nf6 3. Bd3 d6 4. h3 Bg7 5. c3 Nc6 6. Nf3 O-O 7. Bf4 Nh5 8. Bh2 e5 9. dxe5 Nxe5 10. Nxe5 dxe5 11. O-O Qe7 12. Qc2 Nf6 13. Nd2 Nd7 14. Nf3 Nc5 15. Bc4 Be6 16. Bxe6 Qxe6 17. Rfd1 Rad8 18. b4 Nd7 19. Qb3 Qxb3 20. axb3 a6 21. Rd3 f6 22. Rad1 Rf7 23. Kf1 Bf8 24. Ke2 Bd6 25. Nd2 Nb6 26. Nc4 Nc8 27. Na5 b6 28. Nb7 Re8 29. Nxd6 Nxd6 30. f3 f5 31. exf5 gxf5 32. Re3 f4 33. Red3 Nf5 34. Rd8 Rxd8 35. Rxd8+ Rf8 36. 1/2-1/2

[Event "30. BSenEM"]
[Site "Berlin"]
[Date "2015.01.31"]
[Round "3.40"]
[White "Kolkwitz, Klaus"]
[Black "TÃ¼rk, Bernhard"]
[Result "1/2-1/2"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 h6 5. Nbd2 b6 6. O-O c5 7. c3 Be7 8. Qe2 O-O 9. e4 dxe4 10. Nxe4 Bb7 11. Bf4 cxd4 12. Nxd4 Nd5 13. Bxb8 Qxb8 14. g3 a6 15. a3 Rd8 16. Rad1 Qc7 17. f4 Nf6 18. Nxf6+ Bxf6 19. Be4 Bxd4+ 20. Rxd4 Rxd4 21. cxd4 b5 22. Bxb7 Qxb7 23. Rc1 Rc8 24. Rxc8+ Qxc8 25. Kf2 1/2-1/2

[Event "31. BSenEM"]
[Site "Berlin"]
[Date "2015.01.30"]
[Round "2.20"]
[White "Trebbin, Dr. Wolfhard"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "73"]

1. d4 g6 2. g3 d5 3. Bg2 c6 4. Nf3 Bg7 5. O-O Nd7 6. Nbd2 e5 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. e4 Ne7 10. exd5 cxd5 11. Qe2 Bf6 12. c4 O-O 13. cxd5 Nxd5 14. Ne4 Be6 15. Rd1 Bg7 16. Ng5 Re8 17. Nxe6 fxe6 18. Be3 Qa5 19. Bd4 e5 20. b4 exd4 21. Qxe8+ Rxe8 22. bxa5 Nc3 23. Rd3 b6 24. axb6 axb6 25. Kf1 b5 26. a3 Re7 27. Re1 Kf7 28. Bc6 Rxe1+ 29. Kxe1 Ke7 30. Kd2 Kd6 31. Bg2 Kc5 32. Kc2 Kc4 33. Rf3 Be5 34. Bf1+ Kc5 35. Rf7 Ne4 36. Bd3 Ng5 37. Rb7 1-0

[Event "31. BSenEM"]
[Site "Berlin"]
[Date "2015.01.29"]
[Round "1.59"]
[White "Kolkwitz, Klaus"]
[Black "Gmerek, Henning"]
[Result "1-0"]
[PlyCount "55"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3 c4 6. Bc2 b5 7. O-O Bd6 8. Nbd2 O-O 9. e4 dxe4 10. Nxe4 Bb7 11. Nxf6+ Qxf6 12. Bg5 Bxf3 13. Qd2 Qxg5 14. Qxg5 Bd5 15. Rfe1 Nd7 16. Be4 Nf6 17. Bxd5 Nxd5 18. Re4 Nf6 19. Rh4 a6 20. Re1 Ra7 21. Re3 Be7 22. Rg3 Nh5 23. Qxh5 Bxh4 24. Qxh4 g6 25. Qf6 Rd7 26. Rg5 Re8 27. h4 Rde7 28. h5 1-0

[Event "BSenEM 2014"]
[Site "Berlin"]
[Date "2014.02.07"]
[Round "9.42"]
[White "Roloff, Karsten"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[Annotator "Jaeger,André"]
[PlyCount "0"]

1. 0-1

[Event "BSenEM 2014"]
[Site "Berlin"]
[Date "2014.02.06"]
[Round "8.40"]
[White "Kolkwitz, Klaus"]
[Black "Pfueller, Volker"]
[Result "1/2-1/2"]
[Annotator "Jaeger,André"]
[PlyCount "42"]

1. d4 f5 2. Bf4 Nf6 3. e3 g6 4. h3 Bg7 5. Nd2 O-O 6. c3 Qe8 7. Ngf3 d6 8. Bd3 b6 9. Bh2 Bb7 10. O-O Nbd7 11. Ng5 e5 12. Qb3+ Kh8 13. Ne6 Bd5 14. Nxc7 Qf7 15. c4 Ne4 16. Bxe4 Bxe4 17. Nxa8 Bxa8 18. d5 Nc5 19. Qc2 Qe7 20. b4 Nd7 21. Rac1 Rc8 22. 1/2-1/2

[Event "BSenEM 2014"]
[Site "Berlin"]
[Date "2014.02.05"]
[Round "7.37"]
[White "Theilig, Reinhard"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[Annotator "Jaeger,André"]
[PlyCount "59"]

1. Nf3 g6 2. c4 d6 3. g3 c6 4. Bg2 Bg7 5. O-O Nf6 6. d3 O-O 7. Nbd2 e5 8. Rb1 Na6 9. b4 Nc7 10. Bb2 Ne6 11. c5 dxc5 12. Bxe5 cxb4 13. Rxb4 Nd5 14. Rb3 Bxe5 15. Nxe5 Nd4 16. Rb2 Nc3 17. Qe1 Re8 18. Ndc4 Ncxe2+ 19. Rxe2 Nxe2+ 20. Qxe2 f6 21. Nxc6 bxc6 22. Qc2 Bd7 23. Nd6 Re6 24. Qc4 Kg7 25. Nb7 Qc7 26. Nc5 Rd6 27. Re1 Kf8 28. Qf4 Rc8 29. Qh6+ Kg8 30. Re7 1-0

[Event "BSenEM 2014"]
[Site "Berlin"]
[Date "2014.02.04"]
[Round "6.35"]
[White "Kolkwitz, Klaus"]
[Black "Sube, Guenter"]
[Result "1/2-1/2"]
[Annotator "Jaeger,André"]
[PlyCount "32"]

1. d4 Nf6 2. Bf4 e6 3. e3 a6 4. Nd2 Be7 5. c3 b6 6. Bd3 Bb7 7. Ngf3 d6 8. O-O Nbd7 9. e4 h6 10. h3 Rc8 11. Qe2 a5 12. Rac1 Nh7 13. e5 Ng5 14. Ne4 Nxe4 15. Bxe4 Bxe4 16. Qxe4 d5 17. 1/2-1/2

[Event "BSenEM 2014"]
[Site "Berlin"]
[Date "2014.02.03"]
[Round "5.22"]
[White "Weigelt, Reinhard"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[Annotator "Jaeger,André"]
[PlyCount "53"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. Bg5 Bg7 5. Qd2 O-O 6. Nc3 Nc6 7. Nge2 e5 8. d5 Ne7 9. O-O-O c6 10. dxc6 bxc6 11. Bc4 Ne8 12. h4 Be6 13. Bb3 Bxb3 14. cxb3 f6 15. Be3 Qc7 16. h5 d5 17. Bc5 d4 18. Na4 Rf7 19. hxg6 Nxg6 20. Ng3 Nd6 21. Bxd6 Qxd6 22. Nf5 Qf8 23. Kb1 Ne7 24. g4 Nxf5 25. gxf5 h6 26. Rc1 Rc8 27. Nc5 1-0

[Event "BSenEM 2014"]
[Site "Berlin"]
[Date "2014.02.02"]
[Round "4.19"]
[White "Kolkwitz, Klaus"]
[Black "Ahlberg, Guenter"]
[Result "1/2-1/2"]
[Annotator "Jaeger,André"]
[PlyCount "45"]

1. d4 c6 2. Bf4 d5 3. e3 Qb6 4. Qc1 Bf5 5. Nf3 e6 6. Nbd2 c5 7. c3 Nc6 8. Nh4 Bg6 9. Nxg6 hxg6 10. Nf3 Nf6 11. Ne5 Rc8 12. Qc2 Nxe5 13. Bxe5 Nd7 14. Qb3 Qxb3 15. axb3 Nxe5 16. dxe5 a6 17. Be2 Be7 18. g3 Bd8 19. f4 Bb6 20. Kf2 d4 21. c4 dxe3+ 22. Kxe3 Ke7 23. Rad1 1/2-1/2

[Event "BSenEM 2014"]
[Site "Berlin"]
[Date "2014.02.01"]
[Round "3.39"]
[White "Moeller, Dirk"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[Annotator "Jaeger,André"]
[PlyCount "76"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. f4 c5 5. Nf3 Bg4 6. dxc5 Qa5+ 7. Nc3 Qxc5 8. Qe2 Bg7 9. Be3 Qa5 10. O-O O-O 11. Qd2 Nc6 12. h3 Bxf3 13. Rxf3 Nd7 14. a3 Nd4 15. Rf2 e6 16. g4 Qd8 17. g5 Nc5 18. h4 Nxd3 19. Qxd3 Nc6 20. h5 gxh5 21. Rh2 f6 22. Qd1 Qe8 23. Rxh5 fxg5 24. Rxg5 Qe7 25. Qh5 Rf6 26. Kf2 Kh8 27. Rag1 Rg8 28. Qg4 Ne5 29. Qg2 Ng6 30. Qh2 Nxf4 31. Ke1 e5 32. Bxf4 exf4 33. Rh5 Rh6 34. Rxh6 Bxc3+ 35. bxc3 Qxe4+ 36. Kf1 Qf3+ 37. Qf2 Qd1+ 38. Qe1 Rxg1+ 39. 0-1

[Event "BSenEM 2014"]
[Site "Berlin"]
[Date "2014.01.31"]
[Round "2.14"]
[White "Kolkwitz, Klaus"]
[Black "Schulz, Wolfgang"]
[Result "0-1"]
[Annotator "Jaeger,André"]
[PlyCount "30"]

1. d4 g6 2. Bf4 Bg7 3. e3 d6 4. Nd2 e5 5. dxe5 dxe5 6. Bg3 Nc6 7. c3 f5 8. Ngf3 h6 9. Bb5 Qe7 10. Qe2 g5 11. h3 Bd7 12. Nc4 f4 13. Bh2 a6 14. Bxc6 Bxc6 15. Qd3 e4 16. 0-1

[Event "BSenEM 2014"]
[Site "Berlin"]
[Date "2014.01.30"]
[Round "1.55"]
[White "Burkert, Wolfgang"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[Annotator "Jaeger,André"]
[PlyCount "48"]

1. e4 d6 2. d4 g6 3. Nc3 Nf6 4. Nf3 Bg7 5. Bc4 O-O 6. Be3 c6 7. h3 d5 8. exd5 cxd5 9. Bb3 Nc6 10. Qd2 Na5 11. Bg5 Nxb3 12. axb3 Ne4 13. Qe3 Nxg5 14. Qxg5 e6 15. Qxd8 Rxd8 16. O-O Bd7 17. Rfe1 a6 18. Ne5 Rac8 19. Rac1 Bf8 20. Na4 Bxa4 21. bxa4 Bh6 22. Rb1 Rxc2 23. Rf1 Rdc8 24. Ng4 Bg7 25. 0-1

[Event "28. Offene Berliner Senioren EM 2012"]
[Site "Berlin"]
[Date "2012.01.27"]
[Round "1.5"]
[White "Troeger, Rainer"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "53"]

1. g3 g6 2. Bg2 Bg7 3. Nf3 d6 4. d4 c6 5. e4 e5 6. Bg5 f6 7. Be3 Be6 8. Nbd2 Bh6 9. Qe2 Qa5 10. O-O Bxe3 11. fxe3 Ne7 12. c4 Bg4 13. b4 Qc7 14. h3 Be6 15. d5 Bf7 16. Rfc1 b6 17. c5 O-O 18. Nc4 Nc8 19. Nfd2 Rd8 20. Qf3 Qe7 21. cxd6 Nxd6 22. Nxd6 Qxd6 23. Nc4 Qe7 24. a3 cxd5 25. exd5 Bxd5 26. Qxd5+ Rxd5 27. Bxd5+ 1-0

[Event "27. Offene Berliner Senioren EM 2011"]
[Site "Berlin"]
[Date "2011.02.05"]
[Round "8.54"]
[White "Kolkwitz, Klaus"]
[Black "Bensch, Wolfgang"]
[Result "1-0"]
[PlyCount "77"]

1. d4 Nf6 2. Bf4 d6 3. e3 b6 4. Nd2 Bb7 5. c3 e6 6. h3 Nbd7 7. Ngf3 h6 8. Bd3 g5 9. Bh2 g4 10. hxg4 Nxg4 11. Bg3 Bg7 12. Qe2 Qe7 13. O-O-O O-O-O 14. e4 e5 15. Nb3 Rde8 16. Rhe1 Reg8 17. Kb1 Kb8 18. Ba6 h5 19. Bxb7 Kxb7 20. Nh4 Qf6 21. Nf5 Bh6 22. Qb5 Nb8 23. dxe5 Nxe5 24. Na5+ Kc8 25. Nc4 a6 26. Qb3 Bf8 27. Rd5 Nxc4 28. Qxc4 Rg4 29. Bxd6 c6 30. Be5 Qxf5 31. Bxb8 Qf6 32. Be5 b5 33. Bxf6 bxc4 34. Rd8+ Kc7 35. Red1 Rhg8 36. R1d7+ Kb6 37. Rb8+ Ka5 38. Bd8+ Ka4 39. Ra7 1-0

[Event "27. Offene Berliner Senioren EM 2011"]
[Site "Berlin"]
[Date "2011.02.04"]
[Round "7.46"]
[White "Moeller, Dirk"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "89"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 c6 5. Nf3 Bg7 6. O-O O-O 7. Bb3 Nbd7 8. Nh4 e5 9. g3 b5 10. a3 Bb7 11. Ng2 a5 12. Re1 b4 13. axb4 axb4 14. Na2 c5 15. d5 Nb6 16. c4 bxc3 17. bxc3 Qd7 18. c4 Nh5 19. Bb2 f5 20. Nc3 Rxa1 21. Qxa1 f4 22. Qc1 fxg3 23. fxg3 Qf7 24. Qe3 Qf3 25. Qxf3 Rxf3 26. Bd1 Rd3 27. Be2 Rd2 28. Bc1 Rc2 29. Nb5 Bf8 30. Ne3 Ra2 31. Bxh5 gxh5 32. Rf1 Ba6 33. Nf5 Bxb5 34. cxb5 Ra4 35. Nh6+ Bxh6 36. Bxh6 Nd7 37. b6 Rb4 38. Rf5 Rxb6 39. Rxh5 Rb4 40. Rg5+ Kf7 41. Rg7+ Ke8 42. Bg5 Rb7 43. Rxh7 c4 44. Rh8+ Nf8 45. Bh6 1-0

[Event "7th Berlin-ch Seniors"]
[Site "?"]
[Date "2011.02.03"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Platow, Gerd"]
[Result "1/2-1/2"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 c6 5. Nc3 e6 6. Nf3 Ne4 7. Nxe4 Bxe4 8. a3 Nd7 9. Ne5 Be7 10. f3 Bf5 11. Bd3 Bxd3 12. Qxd3 O-O 13. O-O Nxe5 14. Bxe5 dxc4 15. Qxc4 Qd5 16. 1/2-1/2

[Event "7th Berlin-ch Seniors"]
[Site "?"]
[Date "2011.02.02"]
[Round "?"]
[White "Tham, Franz"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. c4 Nf6 2. d4 d6 3. Nc3 g6 4. e4 Bg7 5. h3 O-O 6. Nf3 Nbd7 7. Be3 c5 8. d5 a6 9. Bd3 Ne8 10. O-O Nc7 11. Qc1 Ne5 12. Nxe5 Bxe5 13. Bh6 Bg7 14. Ne2 e5 15. Ng3 Qh4 16. Bg5 1-0

[Event "7th Berlin-ch Seniors"]
[Site "?"]
[Date "2011.02.01"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Hoffmann, Peter"]
[Result "0-1"]

1. d4 Nf6 2. Bf4 d6 3. e3 Nbd7 4. Nd2 g6 5. h3 Bg7 6. Ngf3 c5 7. c3 b6 8. Be2 Bb7 9. O-O O-O 10. a4 Qc7 11. Nc4 Rfe8 12. Bh2 a6 13. Nfd2 e5 14. dxe5 dxe5 15. Bf3 Bxf3 16. Qxf3 Rac8 17. Ne4 Nxe4 18. Qxe4 Qc6 19. Qxc6 Rxc6 20. Rad1 Nf8 21. Rd5 f6 22. Rfd1 Ne6 23. Rd7 b5 24. Nd6 Rb8 25. a5 Nf8 26. Rb7 Rxd6 27. 0-1

[Event "7th Berlin-ch Seniors"]
[Site "?"]
[Date "2011.01.31"]
[Round "?"]
[White "Boettger, Fritz"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Be2 Nbd7 6. Qd2 e5 7. Nf3 b5 8. a3 Bb7 9. dxe5 dxe5 10. O-O-O b4 11. axb4 Bxb4 12. Bd3 Qa5 13. Kb1 c5 14. Bc4 Bxc3 15. Qxc3 Qxc3 16. bxc3 Bxe4 17. Bb5 Rb8 18. c4 a6 19. Bxc5 0-1

[Event "7th Berlin-ch Seniors"]
[Site "?"]
[Date "2011.01.30"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Kranch, Klaus"]
[Result "1-0"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Bd6 5. Bg3 b6 6. Ngf3 Ba6 7. Bxa6 Nxa6 8. c3 Rc8 9. Qa4+ c6 10. Qxa6 Bxg3 11. hxg3 Qc7 12. Qd3 c5 13. Ne5 cxd4 14. exd4 Ke7 15. g4 h6 16. Ke2 Rce8 17. Rh3 Kd8 18. Qb5 Kc8 19. Rah1 Rhf8 20. a4 Re7 21. Ra1 a5 22. c4 dxc4 23. Rc3 Kb7 24. Rxc4 Qd6 25. Rac1 1-0

[Event "7th Berlin-ch Seniors"]
[Site "?"]
[Date "2011.01.29"]
[Round "?"]
[White "Becker, Lothar"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. h4 h5 6. Bg5 Nbd7 7. f3 c6 8. a4 Qc7 9. Nh3 e5 10. dxe5 Nxe5 11. Nf2 Be6 12. Qd2 d5 13. Bxf6 Bxf6 14. exd5 cxd5 15. Rd1 Nc4 16. Nxd5 Bxd5 17. Qxd5 Nxb2 18. Qb5+ Kf8 19. Rd7 Qc3+ 20. Kf1 Re8 21. Ne4 Qe5 22. Nxf6 Qxf6 23. Rxb7 Qe6 24. Rxa7 Nd1 25. Qb4+ Kg8 26. Bxd1 Kh7 27. Ra5 Rd8 28. Be2 Rhe8 29. Bd3 Qe3 30. Qb1 Qd2 31. Rxh5+ Kg8 32. Rg5 Rxd3 33. cxd3 Qe2+ 34. Kg1 Qe3+ 35. Kh2 1-0

[Event "18sen.LSenEM Brandenburg 2010 op."]
[Site "Joachimsthal (30.09.-08.10)"]
[Date "2010.10.08"]
[Round "9.10"]
[White "Lösche, Heinz"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "52"]

1. c4 e5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Nf6 5. Nf3 Be6 6. d4 exd4 7. Nxd4 Nxd4 8. Qxd4 c6 9. Bg5 Be7 10. O-O O-O 11. Rfd1 Ne8 12. Bxe7 Qxe7 13. Rac1 Qf6 14. Ne4 Qxd4 15. Rxd4 d5 16. cxd5 Bxd5 17. Nc3 Bxg2 18. Kxg2 Nf6 19. Rcd1 Rfe8 20. e4 c5 21. Rc4 b6 22. b4 cxb4 23. Rxb4 Rac8 24. Rd3 Red8 25. Nd5 Kf8 26. Rbd4 Nxd5 27. 1/2-1/2

[Event "18sen.LSenEM Brandenburg 2010 op."]
[Site "Joachimsthal (30.09.-08.10)"]
[Date "2010.10.07"]
[Round "8.13"]
[White "Kolkwitz, Klaus"]
[Black "Trappmann, Peter"]
[Result "1-0"]
[PlyCount "49"]

1. d4 Nf6 2. Nf3 b6 3. e3 Bb7 4. Bd3 e6 5. O-O Be7 6. Nbd2 d5 7. Ne5 O-O 8. f4 c5 9. c3 Nc6 10. Qf3 Nxe5 11. fxe5 Ne8 12. Qh3 g6 13. Nf3 Ng7 14. Bd2 f5 15. exf6 Bxf6 16. Rae1 Qe7 17. e4 dxe4 18. Bxe4 Bxe4 19. Rxe4 cxd4 20. cxd4 Nf5 21. Rfe1 Qg7 22. Bc3 Bxd4+ 23. Nxd4 Nxd4 24. Bxd4 Qf7 25. Qxe6 1-0

[Event "18sen.LSenEM Brandenburg 2010 op."]
[Site "Joachimsthal (30.09.-08.10)"]
[Date "2010.10.06"]
[Round "7.14"]
[White "Kolkwitz, Klaus"]
[Black "Komeinda, Josef"]
[Result "1/2-1/2"]
[PlyCount "66"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. h3 Bg7 5. e3 O-O 6. c3 b6 7. Be2 Bb7 8. O-O Nbd7 9. Nbd2 c5 10. a4 Rc8 11. Re1 Nh5 12. Bh2 e5 13. Nc4 Rc6 14. dxe5 dxe5 15. Nfxe5 Nxe5 16. Bxe5 Bxe5 17. Nxe5 Rd6 18. Qb3 Qf6 19. Nf3 Rfd8 20. Rad1 Rxd1 21. Rxd1 Ng7 22. Rxd8+ Qxd8 23. Qd1 Qxd1+ 24. Bxd1 Bxf3 25. Bxf3 Ne6 26. Kf1 Kg7 27. Ke2 f5 28. Kd3 Kf6 29. Bd5 Nc7 30. Bc6 g5 31. e4 f4 32. g3 fxg3 33. fxg3 Ke5 34. 1/2-1/2

[Event "18sen.LSenEM Brandenburg 2010 op."]
[Site "Joachimsthal (30.09.-08.10)"]
[Date "2010.10.05"]
[Round "6.14"]
[White "Petersohn, Horst"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "37"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O g6 5. d4 Bg7 6. Re1 O-O 7. a4 a5 8. Na3 Na6 9. c3 Nc7 10. Nc2 Re8 11. h3 Nd7 12. Bf4 e5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. Bxe5 Rxe5 16. e4 Re8 17. e5 Be6 18. Qd4 Qe7 19. Qd2 1/2-1/2

[Event "18sen.LSenEM Brandenburg 2010 op."]
[Site "Joachimsthal (30.09.-08.10)"]
[Date "2010.10.04"]
[Round "5.12"]
[White "Rehder, Frank"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "57"]

1. d4 d6 2. c4 g6 3. Nc3 Nf6 4. e4 Bg7 5. Be2 O-O 6. Nf3 Nc6 7. O-O e5 8. d5 Ne7 9. Be3 Ng4 10. Bg5 f5 11. exf5 Bxf5 12. h3 Nf6 13. Nh4 h6 14. Bd2 Kh7 15. g4 Bd7 16. Bd3 Qe8 17. Kh2 Nfg8 18. Qe2 Bf6 19. Ng2 Qf7 20. Ne4 Kh8 21. f4 Qh7 22. Nxf6 Nxf6 23. fxe5 dxe5 24. Qxe5 Qg7 25. Qg3 c5 26. Bc3 Neg8 27. Nh4 Be8 28. Qd6 b6 29. Rae1 1-0

[Event "18sen.LSenEM Brandenburg 2010 op."]
[Site "Joachimsthal (30.09.-08.10)"]
[Date "2010.10.03"]
[Round "4.11"]
[White "Kolkwitz, Klaus"]
[Black "Husser, Oskar"]
[Result "1/2-1/2"]
[PlyCount "120"]

1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. c3 d5 5. Bd3 c4 6. Bc2 Bd6 7. Bg3 Bxg3 8. hxg3 Nc6 9. Nf3 Bd7 10. Nbd2 b5 11. Qe2 a5 12. e4 Qe7 13. e5 Ng4 14. Nh4 Nh6 15. f4 b4 16. O-O O-O 17. Qf3 g6 18. b3 bxc3 19. Qxc3 Qb4 20. Qxb4 Nxb4 21. Rfc1 Bb5 22. Bd1 Rac8 23. bxc4 dxc4 24. Ne4 Ba6 25. Nc3 Rfd8 26. Nf3 Nf5 27. Ne2 Nc6 28. Rc3 Ncxd4 29. Nexd4 Nxd4 30. Nxd4 Rxd4 31. Be2 Rd2 32. Kf2 Rb8 33. Kf3 Rbb2 34. Bxc4 Bxc4 35. Rxc4 Rxg2 36. Ra4 Rgf2+ 37. Kg4 h5+ 38. Kg5 Kg7 39. Rxa5 Rf3 40. Rg1 Rff2 41. Ra3 Rxa2 42. Rxa2 Rxa2 43. g4 hxg4 44. Rxg4 Ra5 45. Kh4 f6 46. exf6+ Kxf6 47. Rg1 Rh5+ 48. Kg3 Rf5 49. Ra1 g5 50. fxg5+ Rxg5+ 51. Kf4 Rb5 52. Ra4 Rh5 53. Ke3 Kf5 54. Rf4+ Ke5 55. Re4+ Kf6 56. Rf4+ Rf5 57. Ra4 Rf1 58. Ra6 Kf5 59. Ra8 Re1+ 60. Kf3 Ke5 61. 1/2-1/2

[Event "18sen.LSenEM Brandenburg 2010 op."]
[Site "Joachimsthal (30.09.-08.10)"]
[Date "2010.10.02"]
[Round "3.6"]
[White "Ahlberg, Günter"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "71"]

1. e4 d6 2. d4 g6 3. Nc3 Nf6 4. Bg5 Bg7 5. e5 Nfd7 6. f4 Nb6 7. Nf3 Bg4 8. h3 Bxf3 9. Qxf3 d5 10. a4 a5 11. Bb5+ c6 12. Bd3 f6 13. Bh4 Na6 14. O-O O-O 15. Rae1 Nc7 16. b3 Qd7 17. e6 Nxe6 18. Qe3 f5 19. Qxe6+ Qxe6 20. Rxe6 Bxd4+ 21. Bf2 Bxc3 22. Bxb6 Kf7 23. Re2 Rfe8 24. Rf3 Bf6 25. Rf1 e5 26. fxe5 Rxe5 27. Rxe5 Bxe5 28. g4 f4 29. g5 Ke6 30. Rf2 Kd6 31. Re2 Bc3 32. Bf2 Rb8 33. Be1 Bxe1 34. Rxe1 b5 35. axb5 cxb5 36. Ra1 1-0

[Event "18sen.LSenEM Brandenburg 2010 op."]
[Site "Joachimsthal (30.09.-08.10)"]
[Date "2010.10.01"]
[Round "2.12"]
[White "Kolkwitz, Klaus"]
[Black "Merker, David"]
[Result "1-0"]
[PlyCount "79"]

1. d4 d5 2. Bf4 Bf5 3. e3 h6 4. c4 Nf6 5. Nc3 c6 6. Qb3 Qb6 7. c5 Qxb3 8. axb3 Nbd7 9. b4 Nh5 10. Nf3 g5 11. Bg3 Bg7 12. b5 Nxg3 13. hxg3 O-O 14. Kd2 Rfe8 15. Bd3 Bxd3 16. Kxd3 e5 17. Kc2 e4 18. Nh2 f5 19. Ra2 a6 20. Rha1 Nb8 21. b4 Rd8 22. Nf1 cxb5 23. Nxb5 Nc6 24. Kc3 Bf8 25. Na3 a5 26. Nc2 axb4+ 27. Nxb4 Rxa2 28. Rxa2 Nxb4 29. Kxb4 b6 30. Kb5 bxc5 31. dxc5 Rc8 32. Rc2 Kf7 33. Nd2 g4 34. Kb6 Ke6 35. c6 Bd6 36. Kb7 Rc7+ 37. Kb6 Ke7 38. Nb3 Rc8 39. Nd4 Kf6 40. c7 1-0

[Event "18sen.LSenEM Brandenburg 2010 op."]
[Site "Joachimsthal (30.09.-08.10)"]
[Date "2010.09.30"]
[Round "1.20"]
[White "David, Heinz Dieter"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "69"]

1. e4 d6 2. Nf3 g6 3. d3 Bg7 4. Nbd2 Nf6 5. Be2 O-O 6. Rb1 c5 7. b3 Nc6 8. O-O Qc7 9. Bb2 a6 10. Nc4 b5 11. Ne3 e6 12. Nd2 d5 13. Ng4 Nxg4 14. Bxg4 Bxb2 15. Rxb2 Qe5 16. Rb1 Qc3 17. Bf3 Nd4 18. exd5 Nxf3+ 19. Nxf3 exd5 20. Qd2 Qxd2 21. Nxd2 Bf5 22. f3 Rfe8 23. g4 Bd7 24. Rbe1 Kf8 25. c4 Bc6 26. Kf2 Rad8 27. Rxe8+ Bxe8 28. cxd5 Rxd5 29. Ke3 Bd7 30. h3 f5 31. Rf2 Kg7 32. Nf1 Kf6 33. h4 Ke5 34. f4+ Kd6 35. g5 1/2-1/2

[Event "2rd Berlin Germany, Senior Championship"]
[Site "?"]
[Date "2010.08.24"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Schwichtenberg, Juergen"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bg4 4. Nbd2 e6 5. Bd3 Be7 6. O-O O-O 7. c3 Nbd7 8. Qc2 Bxf3 9. Nxf3 g6 10. e4 dxe4 11. Bxe4 Nxe4 12. Qxe4 c6 13. Bf4 Re8 14. b4 Nf6 15. 1/2-1/2

[Event "2rd Berlin Germany, Senior Championship"]
[Site "?"]
[Date "2010.08.23"]
[Round "?"]
[White "Gelzinnus, Siegfried"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. Nf3 d6 2. e4 Nf6 3. d3 g6 4. g3 Bg4 5. Bg2 Nc6 6. b3 e5 7. Qd2 Be7 8. Bb2 a6 9. c4 b5 10. Nc3 Nd4 11. Nxd4 exd4 12. Nd5 Nxd5 13. cxd5 Bf6 14. h3 Bd7 15. f4 a5 16. Qf2 Rc8 17. Bxd4 c5 18. dxc6 Bxc6 19. Qb2 Bxd4 20. Qxd4 O-O 21. O-O Qe7 22. Rae1 Rfd8 23. f5 Qe5 24. Qf2 Qf6 25. fxg6 Qxf2+ 26. Rxf2 fxg6 27. Ref1 Rf8 28. Rxf8+ Rxf8 29. Rxf8+ Kxf8 30. Kf2 Kf7 31. Ke3 Kf6 32. e5+ 1-0

[Event "2rd Berlin Germany, Senior Championship"]
[Site "?"]
[Date "2010.08.22"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Zanger, Konrad"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Bf4 d6 3. Nf3 g6 4. e3 Bg7 5. Be2 O-O 6. Nbd2 Nbd7 7. O-O b6 8. c4 Bb7 9. Rc1 h6 10. b4 Nh5 11. Qb3 Rb8 12. Bd3 Nxf4 13. exf4 Kh7 14. f5 c5 15. dxc5 bxc5 16. Nh4 Ne5 17. fxg6+ fxg6 18. b5 e6 19. g3 Bf6 20. Ng2 Kg7 21. Nf4 Qe8 22. Qc2 Bg5 23. Be4 Bxf4 24. Bxb7 Bxd2 25. Qxd2 Rxb7 26. Qxd6 Nf3+ 27. Kg2 Rd7 28. Qxc5 Qa8 29. Qc6 Qxc6 30. bxc6 Rc7 31. Rc3 Nd4 32. Rd1 Nxc6 33. Rd6 Kf7 34. Rf3+ Ke7 35. Rxe6+ Kxe6 36. Rxf8 Ne7 37. Rf4 g5 38. Re4+ Kd6 39. h4 Rc5 40. hxg5 hxg5 41. 1/2-1/2

[Event "2rd Berlin Germany, Senior Championship"]
[Site "?"]
[Date "2010.08.21"]
[Round "?"]
[White "Schmidt, Manfred"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Nc6 5. d5 Nb4 6. a3 Na6 7. Bxa6 bxa6 8. Nf3 Bg7 9. O-O O-O 10. Be3 Bb7 11. Nd4 Qc8 12. h3 c5 13. Nf3 Nd7 14. Qe1 Qc7 15. Qh4 Nf6 16. Rad1 e6 17. dxe6 fxe6 18. Nd2 d5 19. exd5 exd5 20. Bf2 Ne4 21. Ndxe4 dxe4 22. Be3 Rad8 23. Qf2 Bxc3 24. bxc3 Rc8 25. Rd2 Qa5 26. Rd7 Rf7 27. Rxf7 Kxf7 28. Rd1 Rc7 29. Qh4 Qxc3 30. Qxh7+ Qg7 31. Qh4 Qc3 32. Qf2 Bc8 33. Rd5 Qxa3 34. Bxc5 Qa1+ 35. Kh2 Be6 36. Rd8 Qf6 37. Rf8+ 1-0

[Event "2rd Berlin Germany, Senior Championship"]
[Site "?"]
[Date "2010.08.20"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Oppermann, Peter"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nd2 Be7 5. h3 b6 6. Ngf3 O-O 7. Bd3 Bb7 8. O-O Nbd7 9. c3 c5 10. Ne5 Ne4 11. f3 Nxe5 12. Bxe5 Nxd2 13. Qxd2 Bd6 14. Qf2 Bxe5 15. dxe5 f5 16. f4 Qe7 17. g4 g6 18. Kh2 Kh8 19. Be2 1/2-1/2

[Event "2rd Berlin Germany, Senior Championship"]
[Site "?"]
[Date "2010.08.19"]
[Round "?"]
[White "Hoose, Hannelore"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]

1. f4 d6 2. Nf3 Nf6 3. d3 g6 4. e4 Bg7 5. Be2 c6 6. c3 O-O 7. Nbd2 Ng4 8. Nc4 b5 9. Ne3 e5 10. Nxg4 Bxg4 11. Be3 Nd7 12. O-O a5 13. fxe5 Nxe5 14. Nxe5 Bxe2 15. Qxe2 dxe5 16. Rad1 Qe7 17. Qf2 Qe6 18. b3 f5 19. exf5 Rxf5 20. Qe2 a4 21. Rxf5 Qxf5 22. b4 Qe6 23. Bc5 Re8 24. Rf1 Qd5 25. Re1 Rd8 26. Rd1 Rd7 27. Be3 Rf7 28. c4 Qe6 29. cxb5 cxb5 30. Bc5 Qd5 31. Re1 h5 32. Qc2 Rd7 33. d4 Kh7 34. dxe5 Bxe5 35. Qf2 Bc3 36. Rf1 Bd4 37. Bxd4 Qxd4 38. Qxd4 Rxd4 39. a3 Rd3 40. Rf3 Rxf3 41. gxf3 g5 42. h3 Kg6 43. Kf2 Kf5 44. Ke3 Ke5 45. Ke2 Kf4 46. Kf2 h4 47. Ke2 Kg3 48. Ke3 Kxh3 49. f4 gxf4+ 50. Kxf4 Kg2 51. Ke4 h3 52. Kd5 h2 53. Kc5 h1=Q 54. Kxb5 Qd1 55. Ka5 Qb3 56. b5 Qxa3 57. b6 Qb3 58. Ka6 0-1

[Event "2rd Berlin Germany, Senior Championship"]
[Site "?"]
[Date "2010.08.18"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Nagorni, Walter"]
[Result "0-1"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. c3 Bg7 5. Nbd2 O-O 6. Be2 b6 7. O-O Bb7 8. Re1 d6 9. Bc4 Nbd7 10. e4 cxd4 11. cxd4 e5 12. b4 Rc8 13. Qb3 exd4 14. Bb2 Ne5 15. Nxd4 Nxc4 16. Nxc4 Nxe4 17. f3 d5 18. Ne3 Nd2 19. Qd3 Nc4 20. Qb3 Qg5 21. Rad1 Nxb2 22. Qxb2 Rfd8 23. Qe2 Re8 24. Qd2 Bh6 25. Nf1 Qxd2 26. Rxe8+ Rxe8 27. 0-1

[Event "2rd Berlin Germany, Senior Championship"]
[Site "?"]
[Date "2010.08.17"]
[Round "?"]
[White "Wegmann, Bernard"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Nc6 5. Nf3 Bg7 6. O-O O-O 7. Be3 Ng4 8. Qd2 Nxe3 9. Qxe3 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. f4 Bg7 13. Rad1 c6 14. Kh1 Qe7 15. Qg3 Bxc3 16. bxc3 Qxe4 17. Bd3 Qe6 18. h3 f5 19. Rfe1 Qf6 20. Re2 Bd7 21. Rde1 Rae8 22. h4 Rxe2 23. Rxe2 Re8 24. Rd2 Qxc3 25. Rd1 Qf6 26. h5 Be6 27. a4 Bd5 28. Rb1 c5 29. Bb5 Re7 30. Rd1 Be4 31. Bc4+ Kg7 32. Bb3 Bc6 33. a5 Re2 34. Bd5 Bxd5 35. Rxd5 Qa1+ 36. Kh2 Re1 37. h6+ Kf7 38. Qf2 Ke6 39. Rd3 Rh1+ 40. Kg3 Kd7 41. Rb3 Kc6 42. Qf3+ d5 43. Rd3 Qf6 44. Kf2 Qh4+ 45. 0-1

[Event "2rd Berlin Germany, Senior Championship"]
[Site "?"]
[Date "2010.08.16"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Lang, Ferdinand"]
[Result "0-1"]

1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. h3 Bg7 5. Nf3 O-O 6. Nbd2 b6 7. c3 Bb7 8. Be2 Nbd7 9. O-O c5 10. b4 Nd5 11. Qb3 cxb4 12. cxb4 Nxf4 13. exf4 Nf6 14. Bc4 h6 15. Rae1 Qd7 16. Nh4 d5 17. Bd3 Nh5 18. f5 g5 19. Nhf3 Nf4 20. Ne5 Qd6 21. a3 Rac8 22. Bb1 Rc7 23. Qg3 Ba6 24. Bd3 Rc3 25. Re3 Bxd3 26. Nxd3 Rxd3 27. 0-1

[Event "6th Berlin-ch Seniors"]
[Site "?"]
[Date "2010.02.17"]
[Round "?"]
[White "Mellenthin, Horst"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. d4 d6 2. c4 g6 3. g3 Nf6 4. Bg2 c6 5. Nc3 Bg7 6. Nf3 O-O 7. O-O Nbd7 8. e4 e5 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Bg5 Be6 12. b3 1/2-1/2

[Event "6th Berlin-ch Seniors"]
[Site "?"]
[Date "2010.02.16"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Krusemark, Gerhard"]
[Result "1-0"]

1. d4 c5 2. c3 Nf6 3. Bf4 e6 4. e3 Nc6 5. Nd2 d5 6. Bd3 cxd4 7. exd4 Bd6 8. Bg3 O-O 9. Ngf3 Nd7 10. Bxd6 1-0

[Event "6th Berlin-ch Seniors"]
[Site "?"]
[Date "2010.02.15"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Ermann, Georg"]
[Result "1/2-1/2"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nf3 h6 5. Bd3 Ne4 6. Nbd2 e6 7. Ne5 g5 8. Bxe4 gxf4 9. Bxf5 exf5 10. exf4 Nd7 11. Qe2 Nxe5 12. fxe5 Qd7 13. Nb3 O-O-O 14. O-O-O Re8 15. Rd3 Re6 16. Rhd1 Rg8 17. g3 Ra6 18. Nc5 Bxc5 19. dxc5 Rxa2 20. Qf3 Ra1+ 21. Kd2 Rxd1+ 22. Kxd1 Rd8 23. Ra3 a6 24. Qd3 Qe6 25. f4 c6 26. Qd4 Re8 27. Re3 Qg6 28. Qb4 Re7 29. 1/2-1/2

[Event "6th Berlin-ch Seniors"]
[Site "?"]
[Date "2010.02.14"]
[Round "?"]
[White "Klein, Klaus"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Nbd7 5. f3 c6 6. Qd2 Qa5 7. O-O-O e5 8. g4 d5 9. g5 Nh5 10. exd5 c5 11. dxe5 Nxe5 12. Bb5+ Bd7 13. Bxd7+ Nxd7 14. Kb1 Bg7 15. Nge2 O-O-O 16. Ne4 Qxd2 17. Rxd2 Nb6 18. N2c3 Nc4 19. Re2 Nxe3 20. Rxe3 Bd4 21. Rd3 Nf4 22. Rd2 h6 23. Nb5 Be3 24. Rdd1 Kb8 25. c4 hxg5 26. Nxg5 Rd7 27. Rde1 Ng2 28. Re2 Bxg5 29. Rxg2 Bf6 30. Re2 a6 31. Nc3 Rh3 32. Rf1 Kc7 33. Ne4 Re7 34. d6+ 1-0

[Event "6th Berlin-ch Seniors"]
[Site "?"]
[Date "2010.02.13"]
[Round "?"]
[White "Petzold, Hilmar"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 c6 5. a4 Qa5 6. Bd2 Bg4 7. Nd5 Qd8 8. Nxf6+ exf6 9. h3 Be6 10. Bd3 Bg7 11. O-O O-O 12. Re1 Nd7 13. a5 Re8 14. Bf4 Nf8 15. c4 g5 16. Bg3 Ng6 17. Nh2 d5 18. exd5 cxd5 19. c5 f5 20. Bd6 Bf8 21. Bxf8 Nxf8 22. Qh5 Qf6 23. Nf3 h6 24. Ne5 Nd7 25. Bb5 Red8 26. Ra3 Nxe5 27. Rxe5 Kg7 28. Bd3 Re8 29. Bb5 Re7 30. Rae3 Rc7 31. Bd3 b6 32. axb6 axb6 33. cxb6 Rc1+ 34. Re1 Rxe1+ 35. Rxe1 Rb8 36. h4 Rxb6 37. hxg5 Qxg5 38. Qe2 Rb4 39. Qe5+ Qf6 40. Qg3+ Qg5 41. 1/2-1/2

[Event "26. Offene Berliner Senioren EM 2010"]
[Site "Berlin"]
[Date "2010.02.12"]
[Round "4.16"]
[White "Kolkwitz, Klaus"]
[Black "Nietsch, Horst"]
[Result "1/2-1/2"]
[PlyCount "108"]

1. d4 e6 2. Bf4 Nf6 3. e3 b6 4. Nd2 Bb7 5. Ngf3 Be7 6. Bd3 d6 7. h3 Nbd7 8. O-O c5 9. c3 d5 10. Re1 Ne4 11. Ne5 O-O 12. Qc2 Nxe5 13. Bxe5 f5 14. Nf3 c4 15. Bxe4 fxe4 16. Nh2 Bh4 17. Rf1 Qe8 18. Qe2 Qg6 19. Qg4 Qxg4 20. Nxg4 h5 21. Nh2 Bg5 22. Rae1 Rf7 23. g4 hxg4 24. Nxg4 Raf8 25. Bg3 Rf3 26. Ne5 R3f5 27. Kg2 Kh7 28. Rh1 Bf6 29. Ref1 Bxe5 30. Bxe5 Bc6 31. h4 Be8 32. Rh3 Bh5 33. Bf4 Bf3+ 34. Kh2 g6 35. Rg1 Bh5 36. Rhg3 b5 37. a4 bxa4 38. Ra1 R8f7 39. Rxa4 Rb7 40. Rb4 Rff7 41. Rg1 a5 42. Rxb7 Rxb7 43. Rb1 a4 44. Bd6 Ra7 45. Kg3 Ra6 46. Bc5 Ra8 47. Kf4 Kg7 48. Ke5 Bg4 49. Rg1 Bf5 50. h5 Rh8 51. hxg6 Rh4 52. Ra1 Kxg6 53. Rxa4 Rh2 54. Ra8 Rxf2 55. 1/2-1/2

[Event "6th Berlin-ch Seniors"]
[Site "?"]
[Date "2010.02.11"]
[Round "?"]
[White "Olschewsky, Roman"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]

1. c4 d6 2. Nc3 e5 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. Nf3 Nf6 7. O-O Be6 8. a3 Qd7 9. Rb1 Bh3 10. Ng5 Bxg2 11. Kxg2 Nd4 12. e3 Nf5 13. Nge4 h5 14. Nxf6+ Bxf6 15. Ne4 Be7 16. b4 h4 17. g4 Nh6 18. h3 f5 19. g5 fxe4 20. gxh6 Qf5 21. dxe4 Qxe4+ 22. Qf3 Qxb1 23. Qxb7 O-O 24. Qd5+ Kh7 25. e4 Qb3 26. Be3 Qa4 27. b5 Rae8 28. Qc6 Bd8 29. f4 Qc2+ 30. Rf2 Qd3 31. Rf3 Re7 32. Bxa7 Qe2+ 33. Rf2 Qh5 34. c5 Rxf4 35. cxd6 Rxf2+ 36. Bxf2 Rf7 37. Qc2 Qf3+ 38. Kg1 cxd6 39. b6 Qxf2+ 40. Qxf2 Rxf2 41. Kxf2 Bxb6+ 42. Kf3 Kxh6 43. Kg4 Be3 44. Kxh4 Kg7 45. Kg4 Kf6 46. h4 Ke6 47. h5 gxh5+ 48. Kxh5 d5 49. exd5+ Kxd5 50. Kg4 Ke4 51. a4 Bd2 52. Kg3 Ke3 53. Kg2 Ke2 54. Kg1 e4 55. Kg2 e3 56. Kg1 Kd1 57. 0-1

[Event "6th Berlin-ch Seniors"]
[Site "?"]
[Date "2010.02.10"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Petkov, Peter"]
[Result "0-1"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nd2 c5 5. c3 Nc6 6. Bd3 c4 7. Bc2 Bd6 8. Bg3 e5 9. dxe5 Nxe5 10. Bxe5 Bxe5 11. Ngf3 Bc7 12. O-O O-O 13. Re1 Be6 14. Qe2 Re8 15. Rad1 b5 16. Nd4 Bg4 17. f3 Bd7 18. Qf2 Qb8 19. Qh4 h6 20. e4 Re5 21. Nf5 Bxf5 22. exf5 Bb6+ 23. Kf1 Re3 24. Rxe3 Bxe3 25. Qg3 Bf4 26. Qf2 Bxh2 27. Ke2 Bg3 28. Qd4 Be5 29. Qc5 Bd6 30. Qc6 Qd8 31. Nf1 Qe7+ 32. Ne3 Re8 33. 0-1

[Event "6th Berlin-ch Seniors"]
[Site "?"]
[Date "2010.02.09"]
[Round "?"]
[White "Tuerk, Bernhard"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]

1. d4 d6 2. c4 g6 3. Nc3 Nf6 4. Bg5 Bg7 5. e3 c6 6. Bd3 O-O 7. Nge2 Nbd7 8. O-O e5 9. Ne4 Qc7 10. dxe5 Nxe4 11. Bxe4 Nxe5 12. Qc2 Be6 13. b3 f5 14. Bd3 Nxd3 15. Qxd3 Bxa1 16. Nf4 Rae8 17. Rxa1 Qg7 18. Rd1 h6 19. Qxd6 Bc8 20. Bxh6 Qxh6 21. Rd4 Qg7 22. g3 Qf6 23. Nxg6 Qxd6 24. Rxd6 Rd8 25. c5 Rxd6 26. Ne7+ Kf7 27. cxd6 Ke6 28. h4 Kxd6 29. Ng6 Rg8 30. h5 Be6 31. Nf4 Bd5 32. Nxd5 Kxd5 33. 0-1

[Event "Seniors op M/V 09th"]
[Site "Binz"]
[Date "2009.12.09"]
[Round "9.43"]
[White "Jasinski, Viktor"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[PlyCount "92"]

1. d4 d6 2. c4 g6 3. e4 Bg7 4. Nc3 Nf6 5. Nge2 c6 6. Bg5 Qa5 7. Bd2 O-O 8. Nd5 Qd8 9. Nxf6+ exf6 10. Bc3 f5 11. e5 c5 12. g3 cxd4 13. Bxd4 dxe5 14. Bc3 Bd7 15. Bg2 Bc6 16. O-O Bxg2 17. Kxg2 Nc6 18. Qb3 Qc7 19. Rad1 Rad8 20. Rxd8 Rxd8 21. Rd1 b6 22. Rxd8+ Nxd8 23. Qb5 Qc6+ 24. Qd5 Qxd5+ 25. cxd5 Nb7 26. f3 f6 27. Bb4 Bf8 28. Bc3 Kf7 29. f4 Bd6 30. b4 g5 31. Kf3 Bc7 32. h3 Ke7 33. Bd2 Nd6 34. fxg5 e4+ 35. Kf2 Nc4 36. gxf6+ Kxf6 37. Bc3+ Be5 38. Be1 Bb2 39. g4 fxg4 40. hxg4 Ke5 41. Bc3+ Kxd5 42. Bxb2 Nxb2 43. Nc3+ Ke5 44. a3 Kf4 45. g5 Nc4 46. Nb5 Kxg5 47. 0-1

[Event "Seniors op M/V 09th"]
[Site "Binz"]
[Date "2009.12.08"]
[Round "8.30"]
[White "Kolkwitz, Klaus"]
[Black "Troeger, Rainer"]
[Result "0-1"]
[PlyCount "26"]

1. d4 g6 2. Bf4 Bg7 3. e3 Nf6 4. Nd2 b6 5. Ngf3 Bb7 6. Be2 O-O 7. h3 d6 8. O-O Nbd7 9. c3 Qe8 10. Ne1 e5 11. Bh2 Qe7 12. Nd3 Ne8 13. Bf3 e4 14. 0-1

[Event "Seniors op M/V 09th"]
[Site "Binz"]
[Date "2009.12.07"]
[Round "7.23"]
[White "Peleikis, Horst"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "57"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 c6 5. Nf3 Bg7 6. Bd3 Nbd7 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 cxd5 10. O-O O-O 11. Ng5 Qb6 12. e6 Qxd4+ 13. Kh1 Ne5 14. exf7+ Nxf7 15. c3 Qg4 16. Be2 Qd7 17. Nxf7 Rxf7 18. Rxf7 Kxf7 19. Bf3 e6 20. Be3 b6 21. Qd2 Ba6 22. Re1 Qa4 23. h3 Qc4 24. Bh6 e5 25. Qf2 Kg8 26. Be2 Qxa2 27. Bxg7 Bxe2 28. Bh6 Bd3 29. Qf6 1-0

[Event "Seniors op M/V 09th"]
[Site "Binz"]
[Date "2009.12.06"]
[Round "6.26"]
[White "Kolkwitz, Klaus"]
[Black "Tuertmann, Dieter"]
[Result "1/2-1/2"]
[PlyCount "79"]

1. d4 c6 2. Bf4 Nf6 3. e3 g6 4. Nd2 Bg7 5. Be2 d6 6. c3 Nbd7 7. Ngf3 a6 8. h3 b5 9. O-O Bb7 10. e4 O-O 11. e5 dxe5 12. Nxe5 Nd5 13. Bg3 Nxe5 14. Bxe5 Bxe5 15. dxe5 Qb6 16. Bf3 Rad8 17. Bxd5 Rxd5 18. Qe2 Bc8 19. Nf3 Kg7 20. Rad1 Rfd8 21. Rxd5 Rxd5 22. Rd1 Qd8 23. Rxd5 Qxd5 24. b3 h6 25. Qd2 Qxd2 26. Nxd2 g5 27. Nf3 c5 28. b4 cxb4 29. cxb4 f6 30. exf6+ exf6 31. Kf1 f5 32. h4 Kf6 33. hxg5+ hxg5 34. g3 Be6 35. a3 Bd5 36. Ng1 g4 37. Ke2 Ke5 38. Ke3 Bc4 39. f3 Bf1 40. Kf2 1/2-1/2

[Event "Seniors op M/V 09th"]
[Site "Binz"]
[Date "2009.12.05"]
[Round "5.39"]
[White "Hielscher, Klaus Wieprecht"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[PlyCount "100"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. g3 Nf6 5. d3 g6 6. Bg5 Bg7 7. Ne4 O-O 8. Qd2 Nxe4 9. dxe4 f6 10. Be3 Be6 11. Rc1 Qd7 12. Bg2 Nd8 13. O-O c6 14. Rfd1 Nf7 15. b3 b6 16. Ne1 Rad8 17. Qc3 Ng5 18. Bxg5 fxg5 19. f3 Qf7 20. Qe3 h6 21. g4 d5 22. cxd5 cxd5 23. exd5 Bxd5 24. Nc2 Rd7 25. Nb4 Rfd8 26. Rd3 Bf8 27. Qd2 Bc5+ 28. Kh1 Qe6 29. Rd1 Bxb4 30. Qxb4 Kf7 31. e4 Bc6 32. Rxd7+ Rxd7 33. Rxd7+ Qxd7 34. Qc4+ Ke7 35. Bf1 Qd1 36. Qe2 Qxe2 37. Bxe2 Kd6 38. Bc4 Kc5 39. Bf7 Kb4 40. a4 b5 41. axb5 Bxb5 42. Kg2 Bd3 43. Kg3 Bc2 44. h4 Bxb3 45. Bxg6 a5 46. Be8 a4 47. Bxa4 Bxa4 48. hxg5 hxg5 49. f4 exf4+ 50. Kf3 Bc6 51. 0-1

[Event "Seniors op M/V 09th"]
[Site "Binz"]
[Date "2009.12.04"]
[Round "4.14"]
[White "Kolkwitz, Klaus"]
[Black "Klein, Leo"]
[Result "0-1"]
[PlyCount "102"]

1. d4 d6 2. Bf4 Nf6 3. e3 c6 4. Nd2 Qa5 5. c3 Bf5 6. h3 Nbd7 7. Ngf3 Qc7 8. Nh4 Bg6 9. Nxg6 hxg6 10. Bd3 e5 11. Bh2 Be7 12. Qb3 Qb6 13. Nc4 Qxb3 14. axb3 e4 15. Be2 d5 16. Nd6+ Bxd6 17. Bxd6 Nb6 18. Kd2 Nc8 19. Be5 Ke7 20. h4 Nd6 21. g4 Nfe8 22. h5 g5 23. c4 f6 24. Bg3 Nc7 25. f3 exf3 26. Bxd6+ Kxd6 27. Bxf3 a6 28. e4 dxe4 29. Bxe4 Ne6 30. Kc3 Rae8 31. Rae1 Nf4 32. c5+ Kc7 33. Bf5 a5 34. Rxe8 Rxe8 35. Kd2 Re2+ 36. Kc1 Re7 37. h6 gxh6 38. Rxh6 Ne2+ 39. Kd2 Nxd4 40. Kc3 Nxf5 41. gxf5 Rf7 42. Rh8 b6 43. cxb6+ Kxb6 44. Rb8+ Kc5 45. Ra8 Kd5 46. Rxa5+ Ke4 47. Kc4 g4 48. Kc5 Rb7 49. Kd6 Rb5 50. Ra1 Kxf5 51. Kxc6 Rxb3 52. 0-1

[Event "Seniors op M/V 09th"]
[Site "Binz"]
[Date "2009.12.03"]
[Round "3.22"]
[White "Lewald, Stephan"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "39"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 c6 5. Nf3 Bg7 6. Bd3 Nbd7 7. O-O O-O 8. Kh1 e5 9. dxe5 dxe5 10. fxe5 Ng4 11. e6 fxe6 12. h3 Nge5 13. Be3 Nxf3 14. Rxf3 Rxf3 15. Qxf3 Ne5 16. Qe2 b6 17. Rd1 Qc7 18. Qd2 Bb7 19. a3 Rd8 20. Qe1 1/2-1/2

[Event "Seniors op M/V 09th"]
[Site "Binz"]
[Date "2009.12.02"]
[Round "2.23"]
[White "Kolkwitz, Klaus"]
[Black "Bomert, Egon"]
[Result "1/2-1/2"]
[PlyCount "45"]

1. d4 e6 2. Bf4 b6 3. e3 Bb7 4. Nf3 Nf6 5. Nbd2 d6 6. Bd3 Nbd7 7. O-O Be7 8. Qe2 Nd5 9. c3 c5 10. Bg3 cxd4 11. cxd4 Nb4 12. Nc4 Nf6 13. Nfd2 Nxd3 14. Qxd3 O-O 15. f3 Ba6 16. Qa3 Bxc4 17. Nxc4 d5 18. Bd6 Bxd6 19. Nxd6 a6 20. Rac1 Qd7 21. e4 Rfd8 22. e5 Ne8 23. Nxe8 1/2-1/2

[Event "Seniors op M/V 09th"]
[Site "Binz"]
[Date "2009.12.01"]
[Round "1.64"]
[White "Dirks, Rainer"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[PlyCount "54"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 c6 5. d3 Bg7 6. h3 O-O 7. Be3 b5 8. Bb3 Nbd7 9. a3 a5 10. Qd2 Nc5 11. Ba2 Be6 12. Bxc5 Bxa2 13. Nxa2 dxc5 14. O-O-O Qc7 15. Kb1 Rfd8 16. Qe3 Nd7 17. d4 cxd4 18. Nxd4 Ne5 19. Qg3 Qb6 20. c3 Nc4 21. e5 Bxe5 22. Qh4 b4 23. Nf3 bxc3 24. b4 Nxa3+ 25. Kc1 Bf6 26. Ng5 Bxg5+ 27. Qxg5 Qxf2 28. 0-1

[Event "GER-ch Seniors"]
[Site "?"]
[Date "2009.08.10"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Gerstenberg, Lutz"]
[Result "1-0"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 c5 5. c3 Nc6 6. Bd3 Bd6 7. Bg3 a6 8. Ngf3 Bxg3 9. hxg3 c4 10. Bc2 Ne7 11. Ne5 Bd7 12. g4 Bc6 13. Qf3 Qb6 14. Rb1 O-O-O 15. Nxf7 Rhf8 16. Nxd8 Qxd8 17. Qg3 g6 18. Nf3 h5 19. Ng5 Bd7 20. gxh5 Nxh5 21. Qe5 Nc6 22. Qd6 Rf6 23. Qh2 Ne7 24. g4 Ng7 25. Qg3 Rf8 26. Rh7 Ne8 27. Qe5 Nc6 28. Rxd7 Qxd7 29. Qxe6 Qxe6 30. Nxe6 Rf6 31. Nf4 Ne7 32. Ke2 Kc7 33. Rh1 Rb6 34. Rh7 Kd8 35. b3 cxb3 36. Bxb3 Nf6 37. Rh8+ Kd7 38. Nd3 Nxg4 39. Nc5+ Kc7 40. f3 Nf6 41. e4 dxe4 42. fxe4 Nh5 43. Ne6+ Kd7 44. Rd8+ Kc6 45. Ba4+ Rb5 46. c4 Nf4+ 47. Nxf4 Kc7 48. 1-0

[Event "GER-ch Seniors"]
[Site "?"]
[Date "2009.08.09"]
[Round "?"]
[White "Wittelsberger, Helmut"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c3 Nbd7 5. Nf3 c6 6. O-O e5 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Bg5 Bg7 10. Qe2 Qc7 11. Bc4 O-O 12. Rd1 a6 13. f3 b5 14. Bb3 Nh5 15. Na3 Nf4 16. Bxf4 exf4 17. Qf2 Be6 18. Rd2 Rfd8 19. Rad1 Rxd2 20. Rxd2 Rd8 21. Bxe6 fxe6 22. Nb1 Bf8 23. Kf1 c5 24. Rxd8 Qxd8 25. Qd2 1/2-1/2

[Event "GER-ch Seniors"]
[Site "?"]
[Date "2009.08.08"]
[Round "?"]
[White "Schueler, Wolfgang"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. f4 Nbd7 5. Nf3 c6 6. O-O e5 7. c3 Qb6 8. Kh1 Bg7 9. Na3 O-O 10. Nc4 Qc7 11. fxe5 dxe5 12. Ncxe5 Nxe5 13. Nxe5 Nh5 14. Ng4 Bxg4 15. Qxg4 c5 16. d5 Be5 17. Qh4 Rad8 18. Bh6 Ng7 19. Bf4 f6 20. Bxe5 Qxe5 21. Qf4 Qe7 22. Bc4 Rd6 23. Rae1 Nh5 24. Qf3 Qe5 25. g4 Ng7 26. Qf4 Qxf4 27. Rxf4 Ne8 28. Bd3 Kg7 29. b3 Rd8 30. c4 Nd6 31. Kg2 Rde8 32. h4 Nf7 33. Kg3 h6 34. Re2 Nd6 35. Rf1 Nf7 36. Rfe1 Ne5 37. Bc2 a5 38. Rf1 Nf7 39. h5 g5 40. Bd3 Ne5 41. Rd1 Rd8 42. a3 Ra8 43. Rb2 Rfe8 44. Be2 Red8 45. Rc1 Ra6 46. Rc3 Rdd6 47. Kf2 Rab6 48. Ke3 Ra6 49. Rc1 Nd7 50. Rcb1 b6 51. Kf2 Kf7 52. Ke3 Ra8 53. Re1 Ne5 54. Kd2 Rdd8 55. Kc3 Nd7 56. b4 axb4+ 57. axb4 Ra3+ 58. Rb3 cxb4+ 59. Kxb4 Rxb3+ 60. Kxb3 Nc5+ 61. Kb4 Nxe4 62. Bd3 Nd6 63. Bg6+ Kf8 64. Re6 Kg7 65. c5 bxc5+ 66. Kxc5 Nb7+ 67. Kb6 1-0

[Event "GER-ch Seniors"]
[Site "?"]
[Date "2009.08.07"]
[Round "?"]
[White "Mietner, Franz"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 c6 5. Be3 Nbd7 6. Qd2 Qa5 7. f3 e5 8. d5 a6 9. Bc4 Nb6 10. Bxb6 Qxb6 11. Bb3 h5 12. Qf2 Qxf2+ 13. Kxf2 Bd7 14. Nge2 b5 15. dxc6 Bxc6 16. Rad1 Nd7 17. Nd5 Rc8 18. c3 a5 19. Bc2 Bxd5 20. Rxd5 Rc5 21. Rhd1 Nb6 22. Rxc5 dxc5 23. b3 c4 24. bxc4 Bc5+ 25. Ke1 bxc4 26. Rb1 Ke7 27. Rb5 Kd6 28. Rxa5 Ra8 29. Rxa8 Nxa8 30. Ba4 Nc7 31. g3 Be3 32. f4 f6 33. Kf1 g5 34. f5 Na6 35. h4 Nc5 36. Bb5 Nxe4 37. Be8 Bd2 38. Bxh5 Nxc3 39. Bf7 gxh4 40. gxh4 Nxa2 41. Bxc4 Nc3 42. h5 Nxe2 43. Kxe2 1/2-1/2

[Event "GER-ch Seniors"]
[Site "?"]
[Date "2009.08.07"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Langer, Wolfgang"]
[Result "1-0"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Bd6 5. Bg3 O-O 6. Bd3 Nc6 7. c3 e5 8. dxe5 Nxe5 9. Bc2 Re8 10. Ne2 Neg4 11. O-O Bxg3 12. Nxg3 c6 13. Nf3 Qb6 14. b3 Rxe3 15. h3 Rxc3 16. hxg4 Bxg4 17. Qd2 Qc5 18. Rac1 g6 19. Bxg6 Rxc1 20. Rxc1 Qe7 21. Bd3 Bxf3 22. Nf5 Qd8 23. Qg5+ Kf8 24. gxf3 1-0

[Event "GER-ch Seniors"]
[Site "?"]
[Date "2009.08.05"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Schiessl, Hanns"]
[Result "1-0"]

1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. Nf3 Bg7 5. Nbd2 O-O 6. h3 c5 7. c3 Nc6 8. Be2 Qc7 9. dxc5 e5 10. cxd6 Qxd6 11. Bh2 Be6 12. Nc4 Qxd1+ 13. Rxd1 Nd7 14. O-O f6 15. Nd6 Rfb8 16. Bc4 Bxc4 17. Nxc4 Nc5 18. Rd5 Na4 19. Rb1 Rd8 20. e4 a6 21. Ne3 Bh6 22. Ng4 Bg7 23. c4 Nb4 24. Rxd8+ Rxd8 25. a3 Nd3 26. b4 b6 27. Rb3 Nc1 28. Re3 Bh6 29. Nxh6+ 1-0

[Event "GER-ch Seniors"]
[Site "?"]
[Date "2009.08.04"]
[Round "?"]
[White "Bulano, Alexander"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Nbd7 5. Bg5 Bg7 6. e3 c6 7. Bd3 O-O 8. Qc2 Qa5 9. O-O e5 10. a3 a6 11. Bxf6 Nxf6 12. b4 Qc7 13. dxe5 dxe5 14. Na4 Bg4 15. Ng5 h6 16. Ne4 Nxe4 17. Bxe4 f5 18. h3 Bxh3 19. gxh3 fxe4 20. Qxe4 Rf5 21. Kh2 Raf8 22. Ra2 Qf7 23. Rd2 Rf3 24. Nc5 g5 25. Nd3 Qe6 26. Qg4 Qxg4 27. hxg4 Rxe3 28. Nc5 Rxa3 29. Rd7 Rf4 30. Ne6 Rf7 31. Rd8+ Kh7 32. Kg2 Rb3 33. Rfd1 Rbf3 34. R1d2 e4 35. Rb8 Bc3 36. Re2 Bxb4 37. Nd8 Re7 38. Nxc6 bxc6 39. Rxb4 Rf4 40. Kg3 Rd7 41. Rb6 Rd3+ 42. Kh2 Rxg4 43. Rxc6 Rh4+ 44. Kg2 Rg4+ 45. 1/2-1/2

[Event "17OBSen-Rowy"]
[Site "?"]
[Date "2008.07.02"]
[Round "?"]
[White "Anlauf, Wolfgang"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. a3 Bc5 5. Nf3 Nc6 6. Bb2 d5 7. e3 O-O 8. h3 Bf5 9. Be2 d4 10. O-O dxe3 11. fxe3 Ne4 12. Qe1 Bd6 13. Qh4 Ng3 14. Qxd8 Raxd8 15. Rf2 Bxc2 16. Nc3 Ne4 17. Nxe4 Bxe4 18. 0-1

[Event "17OBSen-Rowy"]
[Site "?"]
[Date "2008.07.01"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Assmann, Hans"]
[Result "1/2-1/2"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Nbd2 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. c3 Qd6 8. Qc2 g6 9. Ne5 Bd7 10. O-O Bg7 11. f4 O-O 12. c4 Ng4 13. Ndf3 f6 14. c5 Qe6 15. Nxd7 Qxd7 16. h3 Nh6 17. g4 Nf7 18. e4 e6 19. f5 Ng5 20. Nxg5 fxg5 21. Be3 dxe4 22. fxg6 Qd5 23. gxh7+ Kxh7 24. Rad1 Bf6 25. b3 Kg7 26. Qh2 Qd7 27. Qg2 Qd5 28. 1/2-1/2

[Event "17OBSen-Rowy"]
[Site "?"]
[Date "2008.06.30"]
[Round "?"]
[White "Prokopczuk, Antoni"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. g3 d6 2. Bg2 g6 3. f4 c6 4. Nf3 Bg7 5. O-O Nf6 6. d4 O-O 7. Nbd2 Bf5 8. Nh4 Qd7 9. Nxf5 Qxf5 10. c3 d5 11. Nf3 Ne4 12. Qd3 Qc8 13. b3 Nd7 14. c4 Qc7 15. cxd5 cxd5 16. Ba3 Rfe8 17. Rfc1 Qa5 18. Bb2 e6 19. a3 Rac8 20. b4 Qb6 21. e3 Nd6 22. Nd2 Qb5 23. Bf1 Qxd3 24. Bxd3 Nb6 25. Rxc8 Rxc8 26. Rc1 Rxc1+ 27. Bxc1 Nbc4 28. Kf2 b5 29. Kf3 Nxd2+ 30. Bxd2 f5 31. g4 Nc4 32. Bc1 h6 33. h4 Kf7 34. h5 gxh5 35. gxh5 Bf6 36. 1-0

[Event "17OBSen-Rowy"]
[Site "?"]
[Date "2008.06.29"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Janocha, Jan"]
[Result "1-0"]

1. d4 e6 2. Nf3 d5 3. e3 Nf6 4. Bd3 c5 5. c3 Nc6 6. Nbd2 b6 7. O-O Bb7 8. Ne5 Nxe5 9. dxe5 Nd7 10. f4 Be7 11. Nf3 g6 12. Bd2 Qc7 13. Be1 O-O 14. g4 f5 15. exf6 Nxf6 16. Ng5 Qc6 17. Qe2 a6 18. h3 b5 19. Nf3 Nd7 20. Bg3 Rae8 21. Rae1 Bd6 22. Qh2 Bb8 23. h4 e5 24. fxe5 Qe6 25. h5 d4 26. hxg6 hxg6 27. Ng5 Qe7 28. Bxg6 Nxe5 29. Bxe8 1-0

[Event "17OBSen-Rowy"]
[Site "?"]
[Date "2008.06.28"]
[Round "?"]
[White "Serowy, Reinhold"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]

1. d4 d6 2. Nc3 g6 3. Bg5 c6 4. e4 Bg7 5. Nf3 Nf6 6. Qd2 O-O 7. Bh6 Nbd7 8. Bxg7 Kxg7 9. Bd3 e5 10. Ne2 Re8 11. c3 exd4 12. Qf4 Nc5 13. O-O-O Nxd3+ 14. Rxd3 Rxe4 15. Qd2 dxc3 16. Nxc3 d5 17. Nxe4 Nxe4 18. Qe3 Bf5 19. Qd4+ f6 20. Re3 Qa5 21. Ra3 Qc7 22. g3 b6 23. Nh4 Be6 24. f3 c5 25. Qe3 Ng5 26. h3 b5 27. Qe2 c4 28. Kb1 a5 29. 0-1

[Event "17OBSen-Rowy"]
[Site "?"]
[Date "2008.06.25"]
[Round "?"]
[White "Galicki, Ryszard"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. e4 d6 2. d4 g6 3. Nc3 c6 4. f4 d5 5. e5 h5 6. g3 Bg4 7. Nf3 e6 8. h3 Bf5 9. Nh4 Ne7 10. Be3 Nd7 11. Bg2 Ng8 12. Nxf5 gxf5 13. Bf3 h4 14. g4 Ne7 15. Qd2 Nb6 16. b3 Qc7 17. a4 Nd7 18. a5 Bg7 19. Ke2 Nf8 20. g5 Nfg6 21. b4 Bf8 22. b5 Nc8 23. Rhb1 b6 24. bxc6 Qxc6 25. Kf2 Be7 26. Be2 Kf8 27. Na4 Kg7 28. c4 Rb8 29. c5 b5 30. a6 Bd8 31. Qb4 Bc7 32. Nc3 Qd7 33. Nxb5 Nce7 34. Qa4 Nc6 35. Nxa7 Ncxe5 36. c6 Nxc6 37. Qxc6 Qxc6 38. Nxc6 Rxb1 39. Rxb1 Nxf4 40. Bxf4 Bxf4 41. a7 1-0

[Event "17OBSen-Rowy"]
[Site "?"]
[Date "2008.06.25"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Ulrich, Gert"]
[Result "0-1"]

1. d4 f5 2. h3 Nf6 3. g4 d5 4. g5 Ne4 5. Nf3 e6 6. h4 c5 7. e3 Nc6 8. c3 Qb6 9. Bd3 Bd6 10. Bxe4 fxe4 11. dxc5 Bxc5 12. Nd4 Ne5 13. Qb3 Nd3+ 14. Ke2 Qc7 15. Bd2 O-O 16. f4 Qf7 17. Bc1 e5 18. Nb5 Bg4+ 19. Kd2 exf4 20. exf4 Qxf4+ 21. Kc2 Qf2+ 22. Bd2 Rad8 23. Nd4 e3 24. Kxd3 exd2 25. Nxd2 Bxd4 26. cxd4 Bf5+ 27. Kc3 Rc8+ 28. Kb4 Qxd2+ 29. Ka3 Qa5+ 30. Qa4 Qxa4+ 31. Kxa4 Rc4+ 32. b4 Rxd4 33. 0-1

[Event "17OBSen-Rowy"]
[Site "?"]
[Date "2008.06.23"]
[Round "?"]
[White "Fleiszerowicz, Leopold"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]

1. e4 d6 2. Nc3 g6 3. b3 Bg7 4. Bb2 Nf6 5. f3 O-O 6. Qe2 c6 7. O-O-O b5 8. Nb1 a5 9. c3 Qb6 10. Re1 Ba6 11. Qe3 c5 12. Bd3 Nbd7 13. g4 c4 14. Qxb6 Nxb6 15. Bc2 Nfd7 16. h4 Ne5 17. Re3 cxb3 18. axb3 a4 19. g5 axb3 20. Bxb3 Nec4 21. Re2 b4 22. h5 Nxb2 23. Kxb2 bxc3+ 24. Nxc3 Bxe2 25. Nxe2 Rfb8 26. d3 Na4+ 27. Kc2 Nxc3 28. Nxc3 Bxc3 29. Kxc3 Ra3 30. Rb1 Raxb3+ 31. Rxb3 Rxb3+ 32. Kxb3 gxh5 33. 0-1

[Event "17OBSen-Rowy"]
[Site "?"]
[Date "2008.06.23"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Troeger, Rainer"]
[Result "0-1"]

1. d4 g6 2. Nf3 Bg7 3. e3 c5 4. c3 Nf6 5. Bd3 d6 6. O-O O-O 7. Nbd2 b6 8. e4 Bb7 9. Re1 Nc6 10. d5 Ne5 11. Nxe5 dxe5 12. Nc4 Ne8 13. f4 exf4 14. Bxf4 b5 15. Ne3 Qb6 16. Bc2 Rd8 17. Qf3 e6 18. Rad1 c4 19. Qf2 e5 20. Bg3 Bc8 21. Nf1 Qc7 22. Qe3 Nd6 23. Bf2 Bg4 24. Rd2 Ra8 25. Qc5 Qe7 26. Qe3 Bf6 27. Qg3 Bd7 28. Ne3 Bg5 29. Qf3 h5 30. h3 Kg7 31. Bg3 Rab8 32. Rf2 b4 33. Ref1 bxc3 34. bxc3 Rb2 35. a4 Ra2 36. h4 Bh6 37. Bd1 Ra3 38. Rc2 Bxa4 39. Rc1 Bd7 40. Be2 Rc8 41. Nxc4 Rxc4 42. Bxc4 Bxc1 43. Rxc1 Nxc4 44. 0-1

[Event "16th OBSen-E-Turnier"]
[Site "?"]
[Date "2007.06.27"]
[Round "?"]
[White "Hoppensack, Manfred"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. c3 d5 5. Bd3 Nbd7 6. Nbd2 Bd6 7. O-O O-O 8. Re1 e5 9. e4 cxd4 10. cxd4 dxe4 11. Nxe4 Nxe4 12. Rxe4 Nf6 13. Bg5 Be7 14. Rh4 h6 15. Bxh6 gxh6 16. Qd2 Ng4 17. 1/2-1/2

[Event "16th OBSen-E-Turnier"]
[Site "?"]
[Date "2007.06.26"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Breitling, Winfried"]
[Result "1-0"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. c4 c6 5. Nc3 Nbd7 6. Qb3 Qb6 7. cxd5 Qxb3 8. axb3 Nxd5 9. Nxd5 cxd5 10. Bb5 a6 11. Ke2 Rc8 12. Bd3 Bg4 13. Bd2 e6 14. Rac1 Kd8 15. Ba5+ b6 16. Rxc8+ Kxc8 17. Bxa6+ Kb8 18. Bd2 Bd6 19. h3 Bh5 20. g4 Bg6 21. Rc1 h6 22. Ne1 Nf6 23. f3 e5 24. Nc2 e4 25. f4 h5 26. g5 Nd7 27. Nb4 Bxb4 28. Bxb4 Bf5 29. Bd6+ Ka7 30. Ra1 b5 31. Bxb5+ Kb6 32. Bxd7 Bxd7 33. Bc5+ Kc6 34. h4 g6 35. Ra6+ Kc7 36. 1-0

[Event "16th OBSen-E-Turnier"]
[Site "?"]
[Date "2007.06.25"]
[Round "?"]
[White "Spychalska, Bozena"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Bd3 Nf6 5. O-O O-O 6. Re1 Bg4 7. Be3 c6 8. h3 Bxf3 9. Qxf3 Qc7 10. c3 Nbd7 11. Bf4 e5 12. Be3 a6 13. Nd2 b5 14. a3 c5 15. Rac1 c4 16. Bc2 Nb6 17. Qg3 Nh5 18. Qg4 Qd7 19. Qe2 Nc8 20. Nf3 Qc7 21. Qd2 Ne7 22. Bh6 f5 23. Bxg7 Nxg7 24. Qh6 Ne6 25. exf5 Nxf5 26. Bxf5 Rxf5 27. Qe3 Nf4 28. Rcd1 Raf8 29. dxe5 Nd3 30. exd6 Qxd6 31. Re2 Qf6 32. Rdd2 Nf4 33. Re1 Nxg2 34. Kxg2 Rxf3 35. Qe6+ Kg7 36. Qxf6+ R3xf6 37. Rde2 1/2-1/2

[Event "16th OBSen-E-Turnier"]
[Site "?"]
[Date "2007.06.24"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Assmann, Hans"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 e6 3. e3 Be7 4. Bd3 b6 5. c4 d5 6. Nc3 dxc4 7. Bxc4 Nd5 8. e4 Nxc3 9. bxc3 Nd7 10. O-O Nf8 11. Qb3 b5 12. Be2 Ng6 13. a4 bxa4 14. Rxa4 Bd7 15. Ba3 O-O 16. Bxe7 Qxe7 17. Rfa1 Rfb8 18. Qa3 Qxa3 19. R4xa3 Rb7 20. g3 h6 21. Ne1 Ne7 22. Nd3 Nc8 23. Nc5 1/2-1/2

[Event "16th OBSen-E-Turnier"]
[Site "?"]
[Date "2007.06.23"]
[Round "?"]
[White "Modrow, Reinert"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. d4 d6 2. e4 g6 3. c4 Bg7 4. Be3 c6 5. Nc3 e5 6. Nf3 Bg4 7. Be2 Nd7 8. O-O Qe7 9. d5 c5 10. 1/2-1/2

[Event "16th OBSen-E-Turnier"]
[Site "?"]
[Date "2007.06.22"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Wirth, Helmut"]
[Result "1-0"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Nbd2 O-O 5. Bd3 d6 6. O-O Nc6 7. c3 e5 8. Re1 Re8 9. Bb5 Bd7 10. e4 a6 11. Ba4 Re7 12. d5 Nb8 13. Nf1 b5 14. Bb3 c6 15. dxc6 Bxc6 16. Ng3 Qc7 17. Bd5 Nbd7 18. b4 Rc8 19. Qb3 Bxd5 20. exd5 Qxc3 21. Bg5 Qxb3 22. axb3 Ra8 23. Ne4 h6 24. Bxf6 Bxf6 25. Rac1 Kg7 26. Rc6 Ree8 27. Rxd6 Red8 28. Ra1 Be7 29. Rdxa6 Nb6 30. Rxa8 Nxa8 31. Ra7 Rxd5 32. h3 Rd1+ 33. Kh2 Rb1 34. Rxe7 Rxb3 35. Nxe5 Rxb4 36. Rxf7+ Kg8 37. Nf6+ 1-0

[Event "16th OBSen-E-Turnier"]
[Site "?"]
[Date "2007.06.20"]
[Round "?"]
[White "Goroll, Hans-Juergen"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]

1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nf3 Bd6 5. Nbd2 Nbd7 6. O-O e5 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. Nf3 Bg4 10. c3 c6 11. a3 Bxf3 12. Qxf3 Bc7 13. b3 Qd6 14. g3 h5 15. Qf4 Qd7 16. Qf5 O-O-O 17. Qxd7+ Nxd7 18. Bb2 Rhe8 19. 1/2-1/2

[Event "16th OBSen-E-Turnier"]
[Site "?"]
[Date "2007.06.19"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Fleiszerowicz, Leopold"]
[Result "0-1"]

1. d4 Nf6 2. Nf3 d5 3. e3 c6 4. Bd3 g6 5. O-O Bg7 6. Nbd2 O-O 7. c3 b5 8. Re1 Qc7 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Bb7 12. Qe2 Re8 13. Bc2 e6 14. Be3 Nd7 15. Qd2 c5 16. Bf4 Qb6 17. Ne5 Rad8 18. Bg5 Nxe5 19. Bxd8 Rxd8 20. Qg5 Nd7 21. dxc5 Nxc5 22. Rad1 Rxd1 23. Rxd1 h6 24. Qe7 Qc6 25. f3 Na6 26. Rd8+ Kh7 27. Qxf7 Qb6+ 28. Rd4 e5 29. Bxg6+ Qxg6 30. Qxb7 exd4 31. cxd4 Qb1+ 32. Kf2 Qxb2+ 33. Kg3 Qxa2 34. Qxb5 Qe6 35. Qb7 Qe1+ 36. Kh3 Nb4 37. d5 Qd2 38. Qxa7 Qxd5 39. Qe7 Nd3 40. Qe4+ Qxe4 41. fxe4 Nf2+ 42. Kh4 Nxe4 43. 0-1

[Event "16th OBSen-E-Turnier"]
[Site "?"]
[Date "2007.06.18"]
[Round "?"]
[White "Schulz, Wolfgang"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 Nf6 5. h3 O-O 6. f4 c6 7. Nf3 b5 8. e5 Nfd7 9. d5 a6 10. dxc6 Nxc6 11. Qd5 Qc7 12. e6 Nb6 13. exf7+ Kh8 14. Qd2 Be6 15. Ng5 Bxf7 16. Qf2 Nb4 17. Bxb6 Bxc3+ 18. Kd1 Qc6 19. bxc3 Qd5+ 20. Qd4+ e5 21. fxe5 dxe5 22. Qxd5 Nxd5 23. Bc5 Rfc8 24. Nxf7+ Kg7 25. Bd6 Kxf7 26. Bxe5 Nxc3+ 27. Bxc3 Rxc3 28. Bd3 Rd8 29. Kd2 Rc5 30. Rae1 b4 31. Re4 a5 32. Rf1+ Kg7 33. Re7+ Kh6 34. Rf4 Rf5 35. Rxf5 1-0

[Event "23sen.Berlin-EM2007"]
[Site "Berlin (5.2.-13.2)"]
[Date "2007.02.12"]
[Round "8.24"]
[White "Kolkwitz, Klaus"]
[Black "Kohlstadt-Erlebach, Paul"]
[Result "*"]
[PlyCount "0"]

1. *

[Event "23sen.Berlin-EM2007"]
[Site "Berlin (5.2.-13.2)"]
[Date "2007.02.11"]
[Round "7.20"]
[White "Lukas, Wilmar"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "53"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 c6 5. Qd2 b5 6. a3 h5 7. f3 Nd7 8. Nh3 e5 9. d5 Bb7 10. dxc6 Bxc6 11. Qxd6 Ne7 12. Bxb5 Rc8 13. O-O-O Bf8 14. Qd3 Qc7 15. Bxc6 Nxc6 16. Nb5 Qb7 17. Nd6+ Bxd6 18. Qxd6 Nb6 19. Bxb6 axb6 20. Rd5 Rd8 21. Qf6 O-O 22. Rhd1 Rxd5 23. exd5 Ne7 24. Qxe5 Rd8 25. Nf4 b5 26. d6 Nf5 27. Nxh5 1-0

[Event "23sen.Berlin-EM2007"]
[Site "Berlin (5.2.-13.2)"]
[Date "2007.02.10"]
[Round "6.27"]
[White "Kolkwitz, Klaus"]
[Black "Schroeder, Wolfgang(31Berlin)"]
[Result "1-0"]
[PlyCount "57"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c6 5. O-O Nbd7 6. Nbd2 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bd3 Qc7 11. Qe2 O-O 12. Ne5 Nd5 13. c4 Ne7 14. f4 c5 15. Be3 Nf5 16. Bxf5 exf5 17. Rad1 Re8 18. Qd3 f6 19. Nf3 g6 20. dxc5 Bxc5 21. Qd5+ Kg7 22. Qxc5 Qf7 23. Rfe1 b6 24. Qd4 Bb7 25. Qc3 Rac8 26. b3 Re6 27. Ng5 Rxe3 28. Rxe3 Qg8 29. Re7+ 1-0

[Event "23sen.Berlin-EM2007"]
[Site "Berlin (5.2.-13.2)"]
[Date "2007.02.09"]
[Round "5.17"]
[White "Fieguth, Bernd"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[PlyCount "65"]

1. e4 d6 2. d4 g6 3. Bc4 Bg7 4. Ne2 c6 5. Nbc3 Nd7 6. O-O Qc7 7. Be3 Ngf6 8. Bb3 b5 9. f3 O-O 10. Qd2 Nb6 11. Rad1 Be6 12. d5 Bd7 13. dxc6 Bxc6 14. Qd3 a6 15. Nd4 Nfd7 16. Nxc6 Qxc6 17. Nd5 Rfe8 18. Nb4 Qc7 19. Bd5 Nc5 20. Qe2 Nxd5 21. Nxd5 Qb7 22. c3 Rad8 23. Bd4 Bxd4+ 24. cxd4 Ne6 25. Qd2 Kg7 26. f4 f5 27. Nc3 fxe4 28. f5 Nf8 29. Qf4 e5 30. f6+ Kf7 31. Qh6 Ke6 32. f7 Re7 33. Qh3# 1-0

[Event "23sen.Berlin-EM2007"]
[Site "Berlin (5.2.-13.2)"]
[Date "2007.02.08"]
[Round "4.26"]
[White "Kolkwitz, Klaus"]
[Black "Engelhardt, Erhard"]
[Result "1-0"]
[PlyCount "65"]

1. d4 e6 2. Nf3 b6 3. e3 Bb7 4. Bd3 Nf6 5. O-O c5 6. c3 Be7 7. Nbd2 d6 8. Qe2 Nbd7 9. e4 e5 10. dxe5 dxe5 11. Nc4 Qc7 12. Bg5 O-O 13. Bh4 Rfe8 14. Bc2 b5 15. Ncd2 a6 16. b3 h6 17. Bg3 Red8 18. Nh4 Bd6 19. a4 Bc6 20. Nf5 Kh7 21. Rad1 g6 22. Nxd6 Qxd6 23. Nc4 Qc7 24. Nd6 Ne8 25. Nxf7 Rdb8 26. Qe3 g5 27. Qf3 Ng7 28. Rxd7 Qxd7 29. Nxe5 Qe6 30. Nxc6 Rf8 31. e5+ Kh8 32. Qe4 Nf5 33. Rd1 1-0

[Event "23sen.Berlin-EM2007"]
[Site "Berlin (5.2.-13.2)"]
[Date "2007.02.07"]
[Round "3.27"]
[White "Wehr, Joachim"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "59"]

1. d3 g6 2. Nf3 Bg7 3. e4 d6 4. Nbd2 c6 5. g3 Nd7 6. Bg2 b5 7. c3 Bb7 8. O-O Qc7 9. Qc2 e5 10. Re1 Ne7 11. b3 O-O 12. Bb2 f5 13. c4 a6 14. Rac1 Qb6 15. Red1 f4 16. Bh3 fxg3 17. hxg3 Bc8 18. Rf1 Nf6 19. Bxc8 Raxc8 20. d4 Ng4 21. c5 Qc7 22. cxd6 Qxd6 23. dxe5 Nxe5 24. Nxe5 Nd5 25. f4 Ne3 26. Ndc4 Qxe5 27. Qe2 Qc5 28. Qxe3 Qxe3+ 29. Nxe3 Bxb2 30. Rcd1 1/2-1/2

[Event "23sen.Berlin-EM2007"]
[Site "Berlin (5.2.-13.2)"]
[Date "2007.02.06"]
[Round "2.31"]
[White "Kolkwitz, Klaus"]
[Black "Koeckeritz, Dieter"]
[Result "1/2-1/2"]
[PlyCount "25"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 O-O 5. O-O d5 6. Nbd2 Nbd7 7. Re1 c5 8. c3 Re8 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nf6 12. Bc2 cxd4 13. Nxd4 1/2-1/2

[Event "23sen.Berlin-EM2007"]
[Site "Berlin (5.2.-13.2)"]
[Date "2007.02.05"]
[Round "1.40"]
[White "Gross, Horst(39Berlin)"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[PlyCount "110"]

1. Nf3 Nf6 2. d4 g6 3. Nbd2 d6 4. e4 Bg7 5. Bb5+ c6 6. Ba4 Nxe4 7. Nxe4 Qa5+ 8. c3 Bg4 9. Bc2 Bxf3 10. gxf3 Nd7 11. Bd2 Nb6 12. Qe2 O-O-O 13. Bb3 f6 14. O-O-O Kb8 15. Kb1 Qf5 16. Bc2 Qd7 17. Bb3 Rhe8 18. Ng3 e5 19. dxe5 fxe5 20. Be3 Qc7 21. Qc2 d5 22. Ne2 Rf8 23. f4 exf4 24. Bxb6 axb6 25. Nd4 Rde8 26. Qd2 Re7 27. Rhe1 Rfe8 28. Rxe7 Rxe7 29. Nf3 h6 30. Re1 g5 31. Rxe7 Qxe7 32. Qe1 Qc5 33. Qd2 b5 34. Nd4 b4 35. Ne6 bxc3 36. Nxc5 cxd2 37. Bd1 Bd4 38. Nd3 c5 39. f3 Kc7 40. b3 c4 41. bxc4 dxc4 42. Nb4 Kd6 43. Nc2 Be3 44. h3 Kc5 45. a3 Bd4 46. Nb4 Bc3 47. Na2 Ba5 48. Kc2 Kd4 49. Nb4 Bxb4 50. axb4 c3 51. b5 b6 52. Be2 Ke3 53. Bd1 Kf2 54. Kxc3 Ke1 55. Kc2 h5 56. 1/2-1/2

[Event "Torgelow op-A"]
[Site "?"]
[Date "1998.??.??"]
[Round "?"]
[White "Higgelke, Anne"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. c4 Nf6 2. Nc3 g6 3. d4 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 O-O 8. Bc4 c5 9. Bb2 Nc6 10. Qd2 Qc7 11. Rc1 Bg4 12. Qe3 cxd4 13. Nxd4 Qb6 14. Ba1 Rac8 15. O-O Ne5 16. Bb3 Nc4 17. Qf4 Be6 18. Rfd1 Be5 19. Qh4 Bf6 20. Qg3 Rfd8 21. Nxe6 Qxe6 22. Bxc4 Qxc4 23. e5 Qe2 24. Re1 1-0

[Event "Torgelow op-A"]
[Site "?"]
[Date "1998.??.??"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Bigalke, Steffen"]
[Result "0-1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Nc3 Ngxe5 6. Nxe5 Nxe5 7. e3 Bb4 8. Qc2 Qf6 9. b3 Bxc3+ 10. Qxc3 Nf3+ 11. 0-1

[Event "Torgelow op-A"]
[Site "?"]
[Date "1998.??.??"]
[Round "?"]
[White "Kolkwitz, Klaus"]
[Black "Springer, Guido"]
[Result "1-0"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O 9. Be2 a6 10. a4 Re8 11. e5 dxe5 12. fxe5 Ng4 13. Bg5 Qb6 14. O-O Nxe5 15. d6 Ng4 16. Nd5 Qa7 17. Bc4 Nd7 18. Re1 Nde5 19. Nxe5 Bxe5 20. Ne7+ Kg7 21. Rxe5 Nxe5 22. Qd2 f6 23. Bh6+ Kh8 24. Qd5 Nxc4 25. Qf7 1-0

[Event "8.op Torgelow/A-Gruppe"]
[Site "?"]
[Date "1998.??.??"]
[Round "5"]
[White "Kolkwitz, Klaus"]
[Black "Springer, Guido"]
[Result "1-0"]
[Annotator "Fritz 5.00 (60s)"]
[PlyCount "49"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O 9. Be2 a6 10. a4 Re8 11. e5 dxe5 12. fxe5 Ng4 13. Bg5 Qb6 14. (13... f6 15. exf6 Bxf6 16. Qd2 Bf5 17. h3 Ne5 18. Bxf6 Nxf3+ 19. Kd1 Nxd2 20. Bxd8 Nb3 21. Ra3 Nd4 22. Bf6 Nd7 23. Bh4 Ne5 24. Bg3 Nc2 25. Rb3 b5 26. Na2 c4 27. Rc3 Nd4 28. Nc1 Rad8 29. axb5 Rxd5 30. Ke1 axb5 31. Bxe5 Rdxe5 32. ) O-O 33. Nxe5 d6 34. Ng4 $146 35. (15... Be6 36. Nxe5 Bxe5 37. Nd5 Qxb2 38. Nf6+ Bxf6 39. Bxf6 Qb3 40. Qd2 Nd7 41. Bb2 Bd5 42. Ra3 Qb4 43. Qxd5 Qxb2 44. Qxf7+ Kh8 45. Rb3 Qxe2 46. Qxd7 Rf8 47. Rbf3 Rxf3 48. Rxf3 Qe1+ 49. Rf1 Qe3+ 50. Kh1 Qe2 51. Qf7 Qe8 52. Qxb7 Rd8 53. Qe7 Kg8 54. Qc7 Qd7 55. Qxc5 Qxd6 56. Qc4+ Kh8 57. Qc3+ Kg8 58. h3 ) 59. Nd5 Qa7 60. Bc4 Nd7 61. Re1 $11 62. (18. Ne7+ 63. $142 $5 64. Kh8 Bxf7 65. c4+ Kh1 66. $14) Nde5 67. Nxe5 Bxe5 68. $2 $18 69. (19... Nxe5 70. Nc7 Bg4 71. Bxf7+ Nxf7 72. (21... Kxf7 73. Qd5+ Kf8 74. Be7+ Rxe7 75. dxe7+ Kxe7 76. Rxe5+ Bxe5 77. Qxe5+ Kf7 78. Rf1+ Bf5 79. Nxa8 c4+ 80. Rf2 $18) 81. Qxg4 Bxb2 82. Nxa8 Bd4+ 83. Kh1 Rxa8 84. $18) Ne7+ 85. Kg7 Rxe5 86. $4 $17 87. (21. Nxc8 88. Bxh2+ Kh1 89. Rxe1+ Qxe1 90. Rxc8 Qe7 91. $18) Nxe5 92. Qd2 f6 93. $16 (22... 94. h6 Bxh6+ 95. Kh7 $18) 96. Bh6+ Kh8 97. Qd5 $11 98. (24. Re1 99. Bf5 Rxe5 100. $18) Nxc4 101. $4 (24... 102. Qb6 Bg5 103. Kg7 Bxf6+ 104. Kxf6 Rf1+ 105. Bf5 Rxf5+ 106. gxf5 Qe6+ 107. Kg5 Qxf5+ 108. Kh6 Qf4+ 109. Kg7 Qxe5+ 110. Kh6 Qf6+ 111. Kh5 Be2#) 112. Qf7 (25. 113. Qf7 Rxe7 114. Bg7#) 1-0

[Event "8.op Torgelow/A-Gruppe"]
[Site "?"]
[Date "1998.??.??"]
[Round "2"]
[White "Nauschütz, Ernst"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[Annotator "Fritz 5.00 (60s)"]
[PlyCount "39"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. c3 (9. 10. Bd3 Bxd3 11. Qxd3 Nf6 12. Ne4 Be7 13. Bd2 Nbd7 14. Nxf6+ Bxf6 15. Nc4 Nb6 16. Bc3 Nd5 17. g3 Nxc3 18. bxc3 c5 19. Ne5 O-O 20. O-O cxd4 21. cxd4 Bxe5 22. dxe5 Qxd3 23. cxd3 Rfd8 24. Rfd1 Rd5 25. d4 Rad8 26. Rac1 R8d7 27. Kf1 g6 28. Rc8+ Kg7 29. Ra8 Ra5 30. Rd2 a6 31. Ke2 Ra4 32. Ke3 b5 33. f4 Rc7 34. g4 Ra3+ 35. Ke4 Rcc3 36. d5 Rc4+ 37. Rd4 exd5+ 38. Kxd5 Rxd4+ 39. Kxd4 Rxa2 40. ) Nd7 41. f4 Nxe5 42. $146 ( 43. Ngf6 Bc4 44. Bd6 O-O 45. O-O h5 46. c5 Be3 47. cxd4 Bxd4 48. Bc5 Bxc5 49. Nxc5 Qe2 50. Ncd7 Rad1 51. Qc7 Rfe1 52. Nxe5 fxe5 53. ) fxe5 54. Be7 Qg4 55. g5 hxg5 56. Bxg5 Bxg5 57. Qxg5 Qxg5 58. hxg5 Bd3 59. Bxd3 Rxh8 60. O-O-O Kd2 61. Bg6 Rhh1 62. c5 Ke3 63. (20. Ke3 64. Ne7 Raf1 65. $18) 1-0

[Event "Torgelow op-A"]
[Site "?"]
[Date "1998.??.??"]
[Round "?"]
[White "Nauschuetz, Ernst"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. c3 Nd7 10. f4 Nxe5 11. fxe5 Be7 12. Qg4 g5 13. hxg5 Bxg5 14. Bxg5 Qxg5 15. Qxg5 hxg5 16. Bd3 Bxd3 17. Rxh8 O-O-O 18. Kd2 Bg6 19. Rhh1 c5 20. Ke3 1-0

[Event "8.op Torgelow/A-Gruppe"]
[Site "?"]
[Date "1998.??.??"]
[Round "3"]
[White "Higgelke, Anne"]
[Black "Kolkwitz, Klaus"]
[Result "1-0"]
[Annotator "Fritz 5.00 (60s)"]
[PlyCount "47"]

1. c4 Nf6 2. Nc3 g6 3. d4 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 O-O 8. Bc4 c5 9. Bb2 Nc6 10. Qd2 $146 11. (10. h3 12. cxd4 cxd4 13. Qa5+ Ke2 14. Be6 Qb3 15. Bxc4+ Qxc4 16. Rac8 Qb3 17. Nb4 Bc3 18. Qa6+ Ke1 19. Nd3+ Kd2 20. Nxf2 Ke3 21. Qd3+ Kxf2 22. Rxc3 Qd1 23. Qe3+ Kg3 24. Bh6 h4 25. Bf4+ ) 26. Qc7 Rc1 27. Bg4 Qe3 28. $17 ( 29. Ng5 $142 30. $5 $11 31. ) cxd4 32. Nxd4 Qb6 33. Ba1 Rac8 34. O-O Ne5 35. Bb3 Nc4 36. Qf4 $15 37. (17. Qg5 38. $142 $5 39. Bh5 Bxc4 40. Rxc4 Qxe7 41. $14) Be6 42. Rfd1 Be5 43. Qh4 Bf6 44. Qg3 Rfd8 45. Nxe6 Qxe6 46. $16 (21... 47. Rxd1+ $5 48. Bxd1 fxe6 49. $14 (22... 50. Qxe6 $143 51. Bg4 Qc6 52. Bxc8 Qxc8 53. Rd1 $16)) 54. Bxc4 $4 55. $17 (22. 56. Rxd8+ $142 57. Rxd8 Qc7 58. $16) Qxc4 59. e5 Qe2 60. $4 $18 61. (23... Rxd1+ 62. $142 Rxd1 63. Qe2 $17) 64. Re1 $1 65. (24. Re1 66. Bxe5 Qxe5 67. Qxe5 Rxe5 68. $18) 1-0

[Event "8.op Torgelow/A-Gruppe"]
[Site "?"]
[Date "1998.??.??"]
[Round "4"]
[White "Kolkwitz, Klaus"]
[Black "Bigalke, Steffen"]
[Result "0-1"]
[Annotator "Fritz 5.00 (60s)"]
[PlyCount "20"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Nc3 Ngxe5 6. Nxe5 Nxe5 7. e3 Bb4 8. Qc2 (8. 9. Bd2 b6 10. a3 Be7 11. f4 Ng6 12. Qf3 c6 13. O-O-O Bb7 14. f5 Ne5 15. Qg3 Qc7 16. Ne4 O-O-O 17. Bc3 d6 18. c5 bxc5 19. ) Qf6 20. $146 (8... 21. Bxc3+ Qxc3 22. Qf6 e4 23. d6 Be3 24. b6 Be2 25. Bb7 f3 26. O-O-O O-O 27. g5 Rac1 28. c5 b4 29. Rhg8 Kh1 30. Qg6 bxc5 31. g4 Rg1 32. gxf3 gxf3 33. Qxe4 Rxg8 34. Rxg8 ) 35. b3 $4 36. $19 (9. 37. Bd2 $142 38. $11 ) 39. Bxc3+ $1 40. Qxc3 (10. 41. Bd2 Bxa1 42. Be2 $19) 43. Nf3+ (10... 44. Nf3+ gxf3 45. Qxc3+ Kd1 46. Qxa1 $19) 47. 0-1

