[Event "Sitges Sunway op 9th"]
[Site "Sitges"]
[Date "2022.12.20"]
[Round "8"]
[White "Barkasheva, Sofia"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1588"]
[BlackElo "2118"]
[PlyCount "72"]
[EventDate "2022.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. h4 Bh6 13. Nc2 Ne7 14. a4 bxa4 15. Ncb4 Bd7 16. Bxa6 0-0 17. Bb7 Rb8 18. Ba6 Kh8 19. Qe2 f5 20. Nxe7 Qxe7 21. exf5 Rxf5 22. g4 Rxb4 23. gxf5 Rf4 24. Bb5 Qe8 25. Bxd7 Qxd7 26. Qa6 Kg8 27. Qa8+ Kf7 28. Qd5+ Kf6 29. Rd1 Ke7 30. c4 Rxf5 31. c5 Rf6 32. cxd6+ Rxd6 33. Qxd6+ Qxd6 34. Rxd6 Kxd6 35. Ke2 Kc5 36. Ra1 Kb4 1/2-1/2

[Event "Sitges Sunway op 9th"]
[Site "Sitges"]
[Date "2022.12.12"]
[Round "1"]
[White "Koehler, Ronald"]
[Black "Sankalp, Gupta"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2118"]
[BlackElo "2485"]
[PlyCount "78"]
[EventDate "2022.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. c5 Nc6 6. Bf4 g6 7. h3 Bg7 8. e3 0-0 9. Be2 Ne4 10. 0-0 f5 11. Bh2 Bd7 12. Qc2 Be8 13. Rab1 g5 14. Ne5 Nxe5 15. Nxe4 fxe4 16. dxe5 Bb5 17. Bxb5 axb5 18. c6 b6 19. a3 Qe8 20. Rbc1 Rf5 21. Qb3 Ra5 22. Qc3 Qg6 23. f3 Ra4 24. b4 Ra8 25. Rc2 h5 26. Rcf2 Bh6 27. Bg3 Raf8 28. Qd4 exf3 29. gxf3 Qe8 30. e4 dxe4 31. Qxe4 Qd8 32. Kg2 Bg7 33. Re1 Qa8 34. Re3 Rd8 35. Rd3 Rxd3 36. Qxd3 Qxc6 37. Rc2 Rxf3 38. Rxc6 Rxd3 39. Rxc7 Rxg3+ 0-1

[Event "Oberliga Ost-B 2122"]
[Site "Germany"]
[Date "2022.05.22"]
[Round "5.4"]
[White "Puschendorf, Steffen"]
[Black "Koehler, Ronald"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2146"]
[BlackElo "2182"]
[PlyCount "56"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Gera"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. e4 a6 7. Bd3 Bg4 8. Nbd2 b5 9. h3 Bh5 10. 0-0 Nbd7 11. b3 Be7 12. a4 Rb8 13. axb5 axb5 14. Qc2 0-0 15. Bb2 Bg6 16. Rfe1 Nh5 17. Ra6 Nf4 18. g3 Nxd3 19. Qxd3 c4 20. Qe3 Nc5 21. Qd4 Bf6 22. e5 Nxa6 23. exf6 Qxf6 24. Qxf6 gxf6 25. Bxf6 cxb3 26. Nh2 Nc5 27. Ng4 Rfe8 28. Ne3 Ra8 0-1

[Event "Oberliga Ost-B 2122"]
[Site "Germany"]
[Date "2022.05.01"]
[Round "3.4"]
[White "Koehler, Ronald"]
[Black "Dorst, Johannes"]
[Result "1/2-1/2"]
[ECO "A69"]
[WhiteElo "2182"]
[BlackElo "2235"]
[PlyCount "142"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Marburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 0-0 7. Nf3 e6 8. Be2 exd5 9. cxd5 Nbd7 10. 0-0 Re8 11. Nd2 c4 12. Kh1 Nc5 13. e5 dxe5 14. fxe5 Rxe5 15. Nxc4 Re8 16. Bg5 h6 17. Bh4 Nce4 18. Nxe4 Rxe4 19. Bg3 Qxd5 20. Qxd5 Nxd5 21. Bf3 Rd4 22. Rad1 Nb6 23. Rxd4 Bxd4 24. Rd1 Bf6 25. b3 Nxc4 26. bxc4 a5 27. a4 Ra6 28. c5 Kg7 29. h3 Re6 30. Rb1 Re3 31. Bd6 Be5 32. Kg1 Bd4 33. Kh2 Be5+ 34. Kg1 Bxd6 35. cxd6 Rd3 36. Bxb7 Bd7 37. Rb6 Bxa4 38. Ra6 Bd7 39. Rxa5 Rxd6 40. Kf2 Be6 41. Bf3 Rd2+ 42. Kg3 Kf6 43. h4 Rd4 44. Rc5 Rb4 45. Ra5 Rd4 46. Rc5 g5 47. hxg5+ hxg5 48. Ra5 Kg6 49. Ra1 f5 50. Kf2 g4 51. Bb7 f4 52. Ba8 Rd2+ 53. Kg1 Kg5 54. Bb7 Bc4 55. Be4 Kh4 56. Rc1 Kg3 57. Rc3+ f3 58. Bxf3 gxf3 59. Rxf3+ Kg4 60. Kh2 Bd5 61. Rg3+ Kf4 62. Rg6 Be4 63. Rg8 Rd7 64. Rf8+ Bf5 65. Rb8 Rh7+ 66. Kg1 Rg7 67. Rb2 Be4 68. Ra2 Rb7 69. Kh2 Rb1 70. Ra7 Rb2 71. Rg7 Ra2 1/2-1/2

[Event "Oberliga Ost-B 2122"]
[Site "Germany"]
[Date "2022.04.30"]
[Round "2.4"]
[White "Akbarinia, Sayed Arash"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2377"]
[BlackElo "2182"]
[PlyCount "81"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 cxd4 5. Nxd4 d5 6. 0-0 e5 7. Nb3 Be6 8. Nc3 Nc6 9. Bg5 d4 10. Ne4 Be7 11. Bxf6 gxf6 12. Qd2 h5 13. Nec5 Bc8 14. h4 Qb6 15. Nd3 Be6 16. c3 Rd8 17. cxd4 Bxb3 18. Bxc6+ bxc6 19. axb3 Rxd4 20. Qe3 Rg8 21. Rfc1 Rg6 22. Kh2 Kf8 23. Rc4 c5 24. Rxd4 cxd4 25. Qe4 Kg7 26. Qd5 Bd6 27. Rc1 Qb8 28. Qf3 e4 29. Qxe4 Bxg3+ 30. Kh1 Rg4 31. Qf3 Rxh4+ 32. Kg2 Rh2+ 33. Kg1 Bd6 34. b4 Kh8 35. Qxf6+ Kg8 36. Qg5+ Kh8 37. Qh6+ Kg8 38. Rc6 Bc7 39. Qg5+ Kf8 40. Qc5+ Kg7 41. Rxc7 1-0

[Event "Oberliga Ost-B 2122"]
[Site "Germany"]
[Date "2022.04.03"]
[Round "11.5"]
[White "Koehler, Ronald"]
[Black "Rudnizki, Sergej"]
[Result "1/2-1/2"]
[ECO "A68"]
[WhiteElo "2182"]
[BlackElo "2132"]
[PlyCount "33"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Erfurt Empor"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 Bg4 8. Be2 e6 9. 0-0 exd5 10. cxd5 Re8 11. h3 Bxf3 12. Bxf3 Na6 13. Re1 Nd7 14. Be3 Rb8 15. a4 Nb4 16. Re2 a6 17. a5 1/2-1/2

[Event "Oberliga Ost-B 2122"]
[Site "Germany"]
[Date "2022.04.02"]
[Round "10.5"]
[White "Jakob, Matthias"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2108"]
[BlackElo "2182"]
[PlyCount "60"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Erfurt Medizin"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. e3 c5 5. Nf3 Bg4 6. Be2 e6 7. 0-0 Nc6 8. Ne5 Bxe2 9. Nxe2 Bd6 10. Nxc6 bxc6 11. dxc5 Bxc5 12. c4 0-0 13. Qc2 Bd6 14. Rfd1 Bxf4 15. Nxf4 Qe7 16. Qa4 Rfc8 17. Rac1 Qb7 18. Nd3 h6 19. h3 Ne4 20. b3 a5 21. Rc2 Rd8 22. Rdc1 d4 23. exd4 Rxd4 24. Ne5 c5 25. Re2 Nf6 26. Rce1 Rd6 27. Qa3 a4 28. Qxc5 Rb6 29. Re3 axb3 30. axb3 Rxb3 1/2-1/2

[Event "Oberliga Ost-B 2122"]
[Site "Germany"]
[Date "2022.03.06"]
[Round "9.3"]
[White "Koehler, Ronald"]
[Black "Kaliski, Erwin"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2182"]
[BlackElo "2178"]
[PlyCount "31"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d6 2. c4 e5 3. Nc3 exd4 4. Qxd4 Nc6 5. Qd2 Nf6 6. Nf3 g6 7. b3 Bg7 8. Bb2 0-0 9. g3 Re8 10. Bg2 Bf5 11. 0-0 Ne4 12. Nxe4 Bxe4 13. Rad1 Qe7 14. Rfe1 Rad8 15. Bxg7 Kxg7 16. Nd4 1/2-1/2

[Event "Oberliga Ost-B 2122"]
[Site "Germany"]
[Date "2022.03.05"]
[Round "8.3"]
[White "Meyer, Kai Christian"]
[Black "Koehler, Ronald"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2230"]
[BlackElo "2182"]
[PlyCount "58"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Schoeneck"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c3 b6 4. Bg5 Bb7 5. Nbd2 Be7 6. a4 a6 7. e3 h6 8. Bxf6 Bxf6 9. a5 d6 10. Bd3 Nd7 11. Qe2 b5 12. b4 c5 13. c4 bxc4 14. Nxc4 Qc7 15. bxc5 dxc5 16. 0-0 0-0 17. Rfb1 cxd4 18. exd4 Rfd8 19. Nb6 Rab8 20. Nxd7 Qxd7 21. Bxa6 Bxf3 22. Qxf3 Bxd4 23. Rxb8 Rxb8 24. Rd1 Bxf2+ 25. Kxf2 Qa7+ 26. Kg3 Qxa6 27. Rd7 Rf8 28. Qa3 Qb5 29. Rd6 Rc8 0-1

[Event "Oberliga Ost-B 2122"]
[Site "Germany"]
[Date "2021.10.10"]
[Round "1.3"]
[White "Koehler, Ronald"]
[Black "Bakiev, Diyor"]
[Result "0-1"]
[ECO "A67"]
[WhiteElo "2182"]
[BlackElo "2147"]
[PlyCount "102"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Wiesbaden"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. a4 0-0 10. Nf3 Na6 11. 0-0 Nb4 12. Re1 a6 13. Bf1 Re8 14. h3 f5 15. e5 h6 16. e6 Nf6 17. Be3 Ne4 18. Qb3 b6 19. Nxe4 fxe4 20. Nd2 Bb7 21. Bc4 b5 22. axb5 axb5 23. Rxa8 Qxa8 24. Bxb5 Bxd5 25. Qd1 Rxe6 26. b3 Qa2 27. Kh1 Nc2 28. Re2 Nxe3 29. Rxe3 Bd4 30. Re2 Qa1 31. Qxa1 Bxa1 32. Nc4 Kg7 33. g4 e3+ 34. Kh2 Bd4 35. Kg3 g5 36. f5 Be5+ 37. Nxe5 Rxe5 38. Bc4 Bc6 39. Ra2 d5 40. Ra7+ Kf8 41. Be2 d4 42. Rh7 Be4 43. Bc4 d3 44. Rh8+ Ke7 45. Rh7+ Kd8 46. Rh8+ Re8 47. Rxh6 e2 48. Kf2 Bd5 49. Re6 Bxe6 50. Bxe6 Rxe6 51. fxe6 Ke7 0-1

[Event "Innsbruck op 5th"]
[Site "Innsbruck"]
[Date "2021.08.25"]
[Round "6"]
[White "Lopez Gomez, Jose Pablo"]
[Black "Koehler, Ronald"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2034"]
[BlackElo "2196"]
[PlyCount "94"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 a6 5. Bd3 e6 6. Nxd4 cxd4 7. Ne2 d5 8. 0-0 dxe4 9. Bxe4 Nf6 10. Bf3 Be7 11. d3 e5 12. Re1 0-0 13. Ng3 Qc7 14. Qe2 Re8 15. c4 Bf8 16. Bd2 a5 17. b3 Rb8 18. Rec1 Ba3 19. Rc2 b6 20. Bc1 Bc5 21. Bg5 Nd7 22. Nf5 g6 23. Nh6+ Kg7 24. Bd5 f6 25. Bd2 Bb7 26. Qf3 Bxd5 27. Qxd5 Re7 28. Qf3 f5 29. Qg3 Rf8 30. Bg5 Ree8 31. h4 Bd6 32. h5 Be7 33. Bxe7 Rxe7 34. Qg5 Qd6 35. hxg6 hxg6 36. g4 fxg4 37. Nxg4 Rf5 38. Qh6+ Kg8 39. Qh3 Rh5 40. Qg3 Reh7 41. Rcc1 Nf6 42. Re1 Nxg4 43. Qxg4 Rh1+ 44. Kg2 R7h2+ 45. Kg3 e4+ 46. f4 exf3+ 47. Kxf3 Qf6+ 0-1

[Event "Innsbruck op 5th"]
[Site "Innsbruck"]
[Date "2021.08.24"]
[Round "5"]
[White "Koehler, Ronald"]
[Black "Gschiel, Alexander"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2196"]
[BlackElo "2048"]
[PlyCount "175"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8. bxc3 Nd7 9. e4 c5 10. Bb5 a6 11. Bd3 Qc7 12. Qb1 Be7 13. 0-0 h6 14. Qa2 Rc8 15. Qe2 b5 16. Re1 0-0 17. Bd2 Rfd8 18. h3 Nb6 19. Rec1 Na4 20. Ra2 Qb6 21. Qe1 Rd7 22. Rb1 Rdc7 23. c4 Qa7 24. d5 exd5 25. cxd5 c4 26. Bc2 Nc5 27. a4 Nxa4 28. Bxa4 bxa4 29. Bf4 Rd7 30. Rxa4 c3 31. Rc1 Qc5 32. Ne5 Rdd8 33. Rc4 Qb5 34. Qxc3 a5 35. Nc6 Bxc6 36. Rxc6 Rxc6 37. Qxc6 Qb4 38. Qc4 Qb2 39. Rc2 Qb1+ 40. Kh2 Bb4 41. d6 Bxd6 42. Bxd6 Rxd6 43. Qc8+ Kh7 44. Qf5+ Rg6 45. Rc8 Qb3 46. Rf8 a4 47. h4 Qd1 48. Rxf7 Qg4 49. g3 Qxf5 50. Rxf5 Rf6 51. Ra5 Rxf2+ 52. Kh3 Ra2 53. Kg4 Kg6 54. Ra6+ Kf7 55. Kf5 Rf2+ 56. Ke5 Rg2 57. Ra7+ Kg6 58. Kf4 Rf2+ 59. Ke3 Rg2 60. Kf3 Ra2 61. g4 Kf6 62. Ra5 Ra1 63. g5+ hxg5 64. hxg5+ Ke6 65. Kf4 a3 66. Ra6+ Kf7 67. g6+ Ke7 68. Ke5 a2 69. Ra7+ Kd8 70. Ke6 Rg1 71. Ra8+ Kc7 72. Rxa2 Rxg6+ 73. Ke7 Rg5 74. Rc2+ Kb7 75. Kd6 Rg1 76. e5 g5 77. e6 g4 78. e7 Rd1+ 79. Ke6 Re1+ 80. Kd7 Rd1+ 81. Ke8 g3 82. Rg2 Rd3 83. Rg1 Kc7 84. Rc1+ Kb7 85. Re1 g2 86. Kf7 Rf3+ 87. Ke6 Rf1 88. Rxf1 1/2-1/2

[Event "Innsbruck op 5th"]
[Site "Innsbruck"]
[Date "2021.08.22"]
[Round "2"]
[White "Fischer, Erik"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2009"]
[BlackElo "2196"]
[PlyCount "35"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. Re1 Nf6 7. e5 Nd5 8. c4 Nc7 9. d4 cxd4 10. Qxd4 Ne6 11. Qh4 d6 12. Nc3 dxe5 13. Nxe5 Qc7 14. Qe4 0-0 15. f4 Rb8 16. Re2 Bb7 17. Be3 Rbd8 18. Bf2 1/2-1/2

[Event "Innsbruck op 5th"]
[Site "Innsbruck"]
[Date "2021.08.22"]
[Round "3"]
[White "Koehler, Ronald"]
[Black "Lerch, Johannes"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2196"]
[BlackElo "1973"]
[PlyCount "76"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. Bg5 h6 7. Bxf6 Qxf6 8. cxd5 exd5 9. e3 0-0 10. Be2 Bf5 11. Rc1 Qd6 12. 0-0 Bxc3 13. Rxc3 Ne7 14. b4 a6 15. Qb3 Bg4 16. a4 Bxf3 17. Bxf3 c6 18. g3 g6 19. h4 g5 20. hxg5 hxg5 21. b5 axb5 22. axb5 Kg7 23. bxc6 bxc6 24. Qc2 f5 25. Bg2 Rh8 26. Rb3 Kf6 27. Rfb1 Rhb8 28. Bf1 Rxb3 29. Qxb3 Ra3 30. Qd1 g4 31. Qc2 Ra8 32. Rb6 Rb8 33. Ra6 Kg5 34. Ra7 Kf6 35. Qc1 Ng6 36. Bd3 Kg5 37. Qc2 Kf6 38. Ra6 Kg5 0-1

[Event "Oberliga Ost-B 1920"]
[Site "Germany"]
[Date "2020.03.01"]
[Round "9.6"]
[White "Nekhamkis, Genadi"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2100"]
[BlackElo "2215"]
[PlyCount "85"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Marburg"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 a6 7. 0-0 b5 8. Bb3 Bb7 9. Qe2 Na5 10. Bc2 Ne7 11. Bg5 f6 12. Be3 Ng6 13. Rfd1 Nc4 14. Nd4 Nxe3 15. Qxe3 Qc7 16. Qh3 Qe5 17. Qd3 Rd8 18. Bb3 Be7 19. g3 Qc5 20. Qe2 Qb6 21. a4 Bc5 22. a5 Qc7 23. Nxe6 dxe6 24. Bxe6 Qe5 25. Rxd8+ Kxd8 26. Rd1+ Kc7 27. Rd7+ Kb8 28. Bd5 Bc8 29. Rxg7 Ne7 30. Qd3 f5 31. Rf7 h5 32. Rxe7 Qxe7 33. Nxb5 axb5 34. Qxb5+ Ka7 35. b4 Bd4 36. Qc4 Qg7 37. b5 Rh6 38. Qxc8 Rh8 39. Qa6+ Kb8 40. b6 Bxf2+ 41. Kg2 Bxb6 42. axb6 Qb2+ 43. Kh3 1-0

[Event "Oberliga Ost-B 1920"]
[Site "Germany"]
[Date "2020.02.29"]
[Round "8.7"]
[White "Larkin, Vladislav"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2392"]
[BlackElo "2215"]
[PlyCount "131"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Bad Emstal/Wolfhagen"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 cxd4 5. exd4 Be7 6. Nbd2 b6 7. h3 0-0 8. Bh2 Bb7 9. Bd3 d6 10. Qe2 Nc6 11. c3 Re8 12. 0-0 Bf8 13. Rfe1 e5 14. dxe5 Nxe5 15. Nxe5 dxe5 16. Bc4 e4 17. Nf1 a6 18. Rad1 Qc8 19. Ne3 Bc5 20. Bb3 b5 21. Bg3 Qc6 22. Bh4 h6 23. Bxf6 Qxf6 24. Rd7 Re7 25. Rxb7 Rxb7 26. Bd5 Qb6 27. Bxe4 Re8 28. Bxb7 Bxe3 29. fxe3 Qxb7 30. Qg4 Qd5 31. a3 Re6 32. Qd4 Qg5 33. Re2 Rg6 34. Rf2 Re6 35. Rf4 Qe7 36. Rg4 f5 37. Rg3 Kh8 38. Rf3 Rd6 39. Qf4 Rd1+ 40. Rf1 Rxf1+ 41. Kxf1 Qd7 42. Qd4 Qe6 43. Kf2 Qb3 44. Qd2 Kh7 45. Kf3 Qc4 46. Qc2 Qf1+ 47. Kg3 Kh8 48. b3 Qa1 49. a4 bxa4 50. bxa4 Qa3 51. Kf3 Qc5 52. c4 a5 53. Qb3 Qe5 54. Qb7 Qe8 55. c5 Qh5+ 56. Kf2 Qh4+ 57. Kg1 Qg5 58. Qb8+ Kh7 59. Qe5 Qg6 60. Kh2 h5 61. Qd6 Qg5 62. c6 Qxe3 63. c7 f4 64. Qd1 Qc5 65. Qd3+ Kh6 66. Qa6+ 1-0

[Event "Oberliga Ost-B 1920"]
[Site "Germany"]
[Date "2020.01.19"]
[Round "7.5"]
[White "Stork, Oliver"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "2367"]
[BlackElo "2215"]
[PlyCount "50"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. e3 e6 5. d4 d5 6. cxd5 exd5 7. Bb5 a6 8. Bxc6+ bxc6 9. 0-0 Be7 10. dxc5 Bxc5 11. e4 0-0 12. Bg5 Be7 13. Qa4 Bd7 14. Rad1 h6 15. Bxf6 Bxf6 16. exd5 cxd5 17. Qc2 Be6 18. Nd4 Qb6 19. Na4 Qa5 20. b3 Rac8 21. Qd2 Qxd2 22. Rxd2 Bxd4 23. Rxd4 Rc2 24. f4 Bf5 25. Rf2 Rc1+ 1/2-1/2

[Event "Oberliga Ost-B 1920"]
[Site "Germany"]
[Date "2020.01.18"]
[Round "6.5"]
[White "Koehler, Ronald"]
[Black "Meyer, Kai Christian"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2215"]
[BlackElo "2230"]
[PlyCount "91"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Schoeneck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. Nc3 a6 5. a4 e6 6. Bg5 Be7 7. e3 0-0 8. Be2 a5 9. 0-0 b6 10. Ne5 Bb7 11. Qb3 Nfd7 12. Bxe7 Qxe7 13. Nxd7 Nxd7 14. cxd5 exd5 15. Rfe1 f5 16. Bd3 Kh8 17. Qc2 Qg5 18. Ne2 Rae8 19. Ng3 g6 20. Ne2 Qh4 21. h3 Rf7 22. b4 axb4 23. a5 c5 24. dxc5 bxc5 25. Bb5 Rc8 26. a6 Ba8 27. a7 Qf6 28. Ra6 Qe5 29. Rc1 Nf6 30. Nf4 Ne4 31. Rxg6 Rxa7 32. Re6 Qg7 33. f3 Nc3 34. Qxf5 Rf8 35. Re8 Raf7 36. Qc8 Nxb5 37. Ne6 Nd6 38. Rxf8+ Qxf8 39. Qxf8+ Rxf8 40. Nxf8 c4 41. Ne6 Nb5 42. Nc5 Na3 43. Ra1 d4 44. exd4 Bd5 45. Na4 Bc6 46. Nc5 1/2-1/2

[Event "Oberliga Ost-B 1920"]
[Site "Germany"]
[Date "2019.12.08"]
[Round "5.6"]
[White "Boehmer, Christian"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2163"]
[BlackElo "2215"]
[PlyCount "63"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Moerlenbach Birkenau"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. 0-0 e5 7. Nc3 Nc7 8. d3 Be7 9. Be3 0-0 10. Rc1 Be6 11. Nd2 Qd7 12. Nde4 b6 13. f4 exf4 14. gxf4 f6 15. Ng3 f5 16. Kh1 Rad8 17. Rg1 Rf7 18. Qa4 Nd5 19. Bd2 Nb8 20. Qxd7 Rxd7 21. Nxf5 Rxf5 22. e4 Rh5 23. f5 Bxf5 24. Nxd5 Bg6 25. Bf3 Re5 26. Bf4 Nc6 27. Bg4 Rb7 28. Bxe5 Nxe5 29. Bc8 Bh5 30. Bxb7 Bf3+ 31. Rg2 Nxd3 32. Nxe7+ 1-0

[Event "Oberliga Ost-B 1920"]
[Site "Germany"]
[Date "2019.11.17"]
[Round "3.5"]
[White "Koehler, Ronald"]
[Black "Heinke, Jasper"]
[Result "1/2-1/2"]
[ECO "D39"]
[WhiteElo "2215"]
[BlackElo "2039"]
[PlyCount "33"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Erfurt Empor"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bxf6 Qxc3+ 11. Kf1 gxf6 12. Rc1 Qa5 13. Bb5+ Ke7 14. e5 fxe5 15. Qh5 Nd7 16. Qg5+ Kf8 17. Nxe6+ 1/2-1/2

[Event "Oberliga Ost-B 1920"]
[Site "Germany"]
[Date "2019.11.16"]
[Round "2.5"]
[White "Siebarth, Marco"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2018"]
[BlackElo "2215"]
[PlyCount "81"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Stadtilm Blau Weiss"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 Nd4 12. Nc2 Bg4 13. Nxf6+ Qxf6 14. Qd2 Nxc2+ 15. Qxc2 Rc8 16. b3 0-0 17. Qd2 Qg6 18. f3 Be6 19. cxb5 d5 20. exd5 Bf5 21. Rc1 e4 22. Rc6 Rxc6 23. bxc6 exf3 24. gxf3 Re8+ 25. Kf2 Qd6 26. Bc4 h6 27. Qd4 Be4 28. Qe3 Qf6 29. Re1 Re5 30. Rg1 Qh4+ 31. Rg3 Qxh2+ 32. Rg2 Qh4+ 33. Kg1 Qe7 34. fxe4 Rxe4 35. Qf2 Qe5 36. d6 Rf4 37. d7 Rxf2 38. d8Q+ Kh7 39. Rxf2 Qg3+ 40. Kf1 Qh3+ 41. Ke2 1-0

[Event "Oberliga Ost-B 1920"]
[Site "Germany"]
[Date "2019.09.29"]
[Round "1.6"]
[White "Koehler, Ronald"]
[Black "Ochs, Holger"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2215"]
[BlackElo "2225"]
[PlyCount "9"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Stadtilm Blau Weiss"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Qa4+ 1/2-1/2

[Event "BL2-Sued 1819"]
[Site "Germany"]
[Date "2019.03.22"]
[Round "4.8"]
[White "Koehler, Ronald"]
[Black "Flierl, Pascal"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2263"]
[BlackElo "2203"]
[PlyCount "89"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Speyer Schwegenheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Be7 6. d5 0-0 7. e4 d6 8. Be2 e5 9. b4 Nbd7 10. 0-0 Re8 11. Nd2 c6 12. dxc6 Bxc6 13. f3 a5 14. Nb3 Qc7 15. Be3 axb4 16. axb4 Rxa1 17. Qxa1 Ra8 18. Qb2 Ra7 19. Na1 Qc8 20. Bd1 Qa6 21. Bb3 Qa3 22. Qxa3 Rxa3 23. Rd1 Ra8 24. Nc2 Kf8 25. Kf2 Bd8 26. Bc1 Be7 27. Na3 Ne8 28. Ke2 Bd8 29. Nab5 Ke7 30. Be3 Nc7 31. Nxc7 Bxc7 32. Kd2 h6 33. Kc2 Nf6 34. Kb2 Nd7 35. Ra1 Rxa1 36. Kxa1 Kd8 37. Kb2 Kc8 38. Ka3 Nf6 39. c5 bxc5 40. bxc5 Be8 41. Nd5 Nd7 42. Ne7+ Kd8 43. Nc6+ Kc8 44. Ne7+ Kd8 45. Nc6+ 1/2-1/2

[Event "BL2-Sued 1819"]
[Site "Germany"]
[Date "2019.02.24"]
[Round "8.7"]
[White "Koehler, Ronald"]
[Black "Reinhardt, Bernd"]
[Result "1/2-1/2"]
[ECO "E85"]
[WhiteElo "2263"]
[BlackElo "2145"]
[PlyCount "28"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Bad Mergentheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nd7 5. Be3 e5 6. Nge2 Ngf6 7. f3 0-0 8. Qd2 a6 9. d5 Nb6 10. Nc1 Nh5 11. b4 f5 12. Nb3 Nd7 13. 0-0-0 Ndf6 14. Bd3 fxe4 1/2-1/2

[Event "BL2-Sued 1819"]
[Site "Germany"]
[Date "2019.02.23"]
[Round "7.6"]
[White "Koehler, Ronald"]
[Black "Hacker, Jonas"]
[Result "0-1"]
[ECO "D39"]
[WhiteElo "2263"]
[BlackElo "2369"]
[PlyCount "90"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Eppingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bxf6 Qxc3+ 11. Kf1 gxf6 12. Rc1 Qa5 13. Bb5+ Nc6 14. Rxc6 bxc6 15. Bxc6+ Ke7 16. Bxa8 Qa6+ 17. Kg1 Bd7 18. Bd5 exd5 19. exd5 Qxa2 20. d6+ Kf8 21. Nf3 Kg7 22. h3 Rb8 23. Qd4 Qb2 24. Qf4 Qb4 25. Qxb4 Rxb4 26. Kh2 a5 27. Rc1 Rb6 28. Rc7 Rxd6 29. Ra7 a4 30. Nh4 Rd3 31. g4 a3 32. Ra8 Be6 33. Nf5+ Bxf5 34. gxf5 Kh6 35. Kg2 Kg5 36. Ra7 Kxf5 37. Rxf7 h6 38. Ra7 Rb3 39. Ra4 Ke5 40. Kh2 Kd5 41. Ra6 Kc5 42. Rxf6 Rb6 43. Rf5+ Kb4 44. Rf4+ Kb3 45. Rf3+ Kb2 0-1

[Event "BL2-Sued 1819"]
[Site "Germany"]
[Date "2019.02.03"]
[Round "6.7"]
[White "Koehler, Ronald"]
[Black "Weichhold, Pawel"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "2263"]
[BlackElo "2424"]
[PlyCount "80"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Heusenstamm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Na6 7. Be2 Bg4 8. 0-0 e5 9. dxe5 Bxf3 10. exf6 Bxe2 11. Qxe2 Qxf6 12. f5 Rfe8 13. fxg6 Qxg6 14. Rf4 Kh8 15. Qf3 Nc5 16. Bd2 c6 17. Rf1 Nd7 18. Qh3 Ne5 19. b3 Re6 20. Rh4 Bf6 21. Rh5 Qg7 22. Rhf5 Rg8 23. Ne2 Bd8 24. Nf4 Rf6 25. Rh5 Bb6+ 26. Kh1 Bd4 27. g3 Ng4 28. Nd3 Qg6 29. Rhf5 Rxf5 30. exf5 Qf6 31. Qh5 Be3 32. Bxe3 Nxe3 33. Re1 Nxf5 34. Nf4 Rxg3 35. Re8+ Rg8 36. Rxg8+ Kxg8 37. Qe2 Kf8 38. Nh5 Qe5 39. Qf3 Qe1+ 40. Kg2 Nh4+ 0-1

[Event "BL2-Sued 1819"]
[Site "Germany"]
[Date "2018.12.15"]
[Round "3.7"]
[White "Koehler, Ronald"]
[Black "Wohlfart, Paulus"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "2263"]
[BlackElo "2089"]
[PlyCount "45"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Moerlenbach Birkenau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 c6 8. Rb1 a5 9. d5 Bd7 10. Nd4 Qb6 11. Be3 Ng4 12. Nxf5 Nxe3 13. Nxe3 Na6 14. Qd2 Bh6 15. dxc6 bxc6 16. Ned5 Bxd2 17. Nxb6 Bf5 18. Nxa8 Bxc3 19. bxc3 Bxb1 20. Rxb1 Rxa8 21. Bxc6 Rc8 22. Bb7 Rb8 23. Rb5 1-0

[Event "BL2-Sued 1819"]
[Site "Germany"]
[Date "2018.11.11"]
[Round "2.7"]
[White "Koehler, Ronald"]
[Black "Engelhart, Achim"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2263"]
[BlackElo "2114"]
[PlyCount "39"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Jedesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 e6 3. c4 dxc4 4. e3 c5 5. Bxc4 a6 6. a4 Nf6 7. 0-0 Nc6 8. Qe2 cxd4 9. Rd1 Be7 10. exd4 0-0 11. Nc3 Nb4 12. Ne5 b6 13. Bg5 Bb7 14. Rac1 Nfd5 15. Bd2 Bg5 16. Qg4 Bxd2 17. Rxd2 Nf6 18. Qe2 Nfd5 19. Qg4 Nf6 20. Qe2 1/2-1/2

[Event "BL2-Sued 1819"]
[Site "Germany"]
[Date "2018.11.10"]
[Round "1.7"]
[White "Wenninger, Philipp"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2391"]
[BlackElo "2263"]
[PlyCount "93"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Schoenaich"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Qa4+ Nbd7 8. e4 a6 9. Bf4 Nh5 10. Bg5 Be7 11. Bh6 Bf8 12. Bxf8 Kxf8 13. g3 Kg7 14. Bg2 Re8 15. 0-0 Nhf6 16. Rfe1 b5 17. Qc2 Bb7 18. h3 Qc7 19. Rad1 c4 20. a3 Nc5 21. Re3 Nfd7 22. Ne2 Qd8 23. Ned4 Qf6 24. Nh2 Nd3 25. Qc3 h5 26. Rf1 N7c5 27. b3 Nxb3 28. Rxd3 cxd3 29. e5 dxe5 30. Nxb3 e4 31. Qxf6+ Kxf6 32. d6 Ke5 33. Nc5 Bc6 34. d7 Red8 35. f3 f5 36. fxe4 fxe4 37. Nxe4 Bxe4 38. Re1 Kd4 39. Bxe4 d2 40. Nf3+ Kc3 41. Re3+ Kb2 42. Rd3 Ra7 43. Rxd2+ Kc3 44. Ne5 g5 45. Bf5 a5 46. Nc6 Rdxd7 47. Bxd7 1-0

[Event "BL2-Sued 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "10.7"]
[White "Koehler, Ronald"]
[Black "Reck, Moritz"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2265"]
[BlackElo "2060"]
[PlyCount "24"]
[EventDate "2017.10.21"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Schoenaich"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. Nge2 Nc6 6. Be3 f5 7. exf5 Bxf5 8. h3 exd4 9. Nxd4 Nxd4 10. Bxd4 Bxd4 11. Qxd4 Qf6 12. 0-0-0 Qxd4 1/2-1/2

[Event "BL2-Sued 1718"]
[Site "Germany"]
[Date "2018.02.24"]
[Round "9.7"]
[White "Bathray, Johannes"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2156"]
[BlackElo "2265"]
[PlyCount "29"]
[EventDate "2017.10.21"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Boeblingen"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. g3 c5 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Nf3 Nc6 7. 0-0 e5 8. a3 Rb8 9. Rb1 f6 10. d3 Be6 11. Bd2 Qd7 12. Ne4 Nd5 13. Nc3 Nc7 14. Ne4 Nd5 15. Nc3 1/2-1/2

[Event "BL2-Sued 1718"]
[Site "Germany"]
[Date "2017.12.10"]
[Round "6.7"]
[White "Felgendreher, Heiko"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2191"]
[BlackElo "2265"]
[PlyCount "38"]
[EventDate "2017.10.21"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Moerlenbach Birkenau"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 Nd4 12. cxb5 Bb7 13. b6 Bxd5 14. exd5 Qxb6 15. Qa4+ Ke7 16. Bc4 Rhe8 17. 0-0 Kf8 18. Rfe1 e4 19. Bf1 a5 1/2-1/2

[Event "BL2-Sued 1718"]
[Site "Germany"]
[Date "2017.12.09"]
[Round "5.7"]
[White "Koehler, Ronald"]
[Black "Mandel, Andreas"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "2265"]
[BlackElo "2395"]
[PlyCount "79"]
[EventDate "2017.10.21"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Viernheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Nbd7 7. e5 Ne8 8. c5 c6 9. Be3 Nc7 10. Bc4 b6 11. b4 bxc5 12. bxc5 dxc5 13. dxc5 Ba6 14. Qa4 Bxc4 15. Qxc4 Qc8 16. Nd4 Nd5 17. Bd2 Nxc3 18. Bxc3 e6 19. Nb3 Rb8 20. 0-0 Rb7 21. Nd2 Re8 22. Ne4 Bf8 23. Rad1 Be7 24. Rd6 Bxd6 25. exd6 Rf8 26. Nf6+ Nxf6 27. Bxf6 Qb8 28. Qd3 Qc8 29. Rd1 Qd7 30. Qg3 h5 31. Qg5 Kh7 32. h3 Rfb8 33. Rd2 e5 34. fxe5 Qe6 35. Kh2 a5 36. a3 Qd7 37. Rd4 Rh8 38. Bxh8 Kxh8 39. Qf6+ Kh7 40. Re4 1-0

[Event "BL2-Sued 1718"]
[Site "Germany"]
[Date "2017.11.12"]
[Round "4.7"]
[White "Koehler, Ronald"]
[Black "Schneider, Bernd1111"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "2265"]
[BlackElo "2291"]
[PlyCount "122"]
[EventDate "2017.10.21"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Untergrombach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. Nf3 d6 8. g3 Bg7 9. Bg2 0-0 10. 0-0 Qa5 11. Bd2 Nbd7 12. Rb1 Rfb8 13. b3 Ne8 14. Qc2 Nc7 15. a4 Qb6 16. Qe4 Nf6 17. Qh4 Qb4 18. Rfe1 Qxh4 19. Nxh4 Rb7 20. Na2 Rab8 21. b4 Bc4 22. Nc1 cxb4 23. Nb3 Bxd5 24. e4 Bxb3 25. Rxb3 Ra7 26. Rxb4 Rxb4 27. Bxb4 Rxa4 28. Bd2 Ne6 29. f3 Nd4 30. Rb1 Bf8 31. Rb2 Kg7 32. Kf2 e6 33. Bf1 d5 34. exd5 Nxd5 35. Kg2 Be7 36. f4 Bf6 37. Kf2 Nf3 38. Rc2 Nxh4 39. gxh4 Bxh4+ 40. Kf3 Ra3+ 41. Ke2 Bf6 42. Bg2 Rb3 43. Rc4 h5 44. Bf1 Bc3 45. Be3 Rb2+ 46. Kf3 Bf6 47. Bg1 Rb1 48. Kg2 Rd1 49. Be2 Rd2 50. Kf3 Nc3 51. Bf1 Rd1 52. Kg2 h4 53. h3 Nd5 54. Be2 Rd2 55. Kf3 Ne7 56. Bf1 Nf5 57. Bf2 Ra2 58. Rc7 Ra3+ 59. Kg2 Bd4 60. Bxd4+ Nxd4 61. Rc1 Rg3+ 0-1

[Event "BL2-Sued 1718"]
[Site "Germany"]
[Date "2017.11.11"]
[Round "3.7"]
[White "Bilchinski, Anton"]
[Black "Koehler, Ronald"]
[Result "0-1"]
[ECO "A61"]
[WhiteElo "2309"]
[BlackElo "2265"]
[PlyCount "51"]
[EventDate "2017.10.21"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Eppingen"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 Bg7 8. Qa4+ Bd7 9. Qb3 b5 10. Bxd6 Qb6 11. Be5 0-0 12. e3 b4 13. Ne2 Bg4 14. Nd2 Qd8 15. f3 Bc8 16. Nc4 Nbd7 17. Bd6 Re8 18. Rd1 Ba6 19. Ng3 Bh6 20. e4 Rc8 21. Ne3 Qb6 22. Nef5 gxf5 23. Nxf5 Bg5 24. Bxa6 Qxa6 25. Ne7+ Kg7 26. Nf5+ 0-1

[Event "Bundesliga 1617"]
[Site "Germany"]
[Date "2017.03.19"]
[Round "10.4"]
[White "Koehler, Ronald"]
[Black "L'Ami, Erwin"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "2282"]
[BlackElo "2605"]
[PlyCount "66"]
[EventDate "2016.10.15"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 178"]
[Source "ChessBase"]
[SourceDate "2017.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2017.05.14"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Solingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 d5 5. 0-0 Bd6 6. c4 0-0 7. b3 b6 8. Ba3 Bb7 9. c5 bxc5 10. dxc5 Be7 11. Nd4 Qd7 12. f4 Nc6 13. e3 Nxd4 14. exd4 a5 15. Qc2 Ba6 16. Re1 Ne4 17. Nd2 c6 18. Nf3 Bf6 19. Bc1 Rfb8 20. Bd2 Qd8 21. Reb1 Be2 22. Bxa5 Qxa5 23. Qxe2 Qc3 24. Rd1 Rxb3 25. Ne5 Bxe5 26. fxe5 Rb2 27. Qd3 Qxd3 28. Rxd3 Raxa2 29. Rxa2 Rxa2 30. Bxe4 dxe4 31. Rb3 g5 32. Rb6 e3 33. Rxc6 Ra1+ 0-1

[Event "Bundesliga 1617"]
[Site "Germany"]
[Date "2017.03.18"]
[Round "9.4"]
[White "Hausrath, Daniel"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2481"]
[BlackElo "2282"]
[PlyCount "87"]
[EventDate "2016.10.15"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 178"]
[Source "ChessBase"]
[SourceDate "2017.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2017.05.14"]
[SourceQuality "1"]
[WhiteTeam "Muelheim"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. d4 cxd4 7. Nxd4 Ndb4 8. Nxc6 Qxd1+ 9. Kxd1 Nxc6 10. Nc3 Bf5 11. Be3 e5 12. Rc1 Bb4 13. a3 Ba5 14. b4 Bb6 15. Nd5 Bxe3 16. fxe3 Rd8 17. Ke1 Rd7 18. b5 Ne7 19. e4 Bg4 20. h3 Bh5 21. Kf2 Kd8 22. Rc5 Nxd5 23. exd5 Rc7 24. Rxc7 Kxc7 25. d6+ Kxd6 26. Bxb7 Kc5 27. a4 Rd8 28. Rc1+ Kb4 29. Rc7 Kxa4 30. Bc6 Kb4 31. Rxa7 Kc5 32. Rc7 Kb6 33. Re7 f6 34. Rxg7 Rd2 35. g4 Bg6 36. Re7 Rb2 37. Re6 Kc5 38. Rxf6 Bd3 39. Bf3 Bxb5 40. Re6 Kd4 41. g5 Bc4 42. Re7 Bg8 43. h4 Rb8 44. e3+ 1-0

[Event "Bundesliga 1617"]
[Site "Germany"]
[Date "2016.11.20"]
[Round "4.7"]
[White "Jaracz, Pawel"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2474"]
[BlackElo "2282"]
[PlyCount "83"]
[EventDate "2016.10.15"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 176"]
[Source "ChessBase"]
[SourceDate "2017.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2017.01.17"]
[SourceQuality "1"]
[WhiteTeam "Trier"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 Bg5 12. cxb5 Nd4 13. Nc2 Bg4 14. Qd3 Nxb5 15. Be2 Be6 16. 0-0 0-0 17. a4 Nc7 18. Nce3 Nxd5 19. Nxd5 Bxd5 20. Qxd5 Qb6 21. b3 a5 22. Rad1 Be7 23. Bc4 Rac8 24. g3 Qc5 25. Qd2 g6 26. Qe2 Kg7 27. Rd5 Qa7 28. Kg2 Rc5 29. Rfd1 Rfc8 30. h4 h5 31. Rxc5 Qxc5 32. Rd5 Qa7 33. Qf3 Qc7 34. Rb5 f6 35. Qd3 Qc6 36. Rxa5 Bd8 37. Ra6 Qc5 38. Rxd6 Bb6 39. Rd7+ Kh6 40. Qd2+ g5 41. hxg5+ fxg5 42. Qd6+ 1-0

[Event "Bundesliga 1617"]
[Site "Germany"]
[Date "2016.11.19"]
[Round "3.7"]
[White "Koehler, Ronald"]
[Black "Braun, Christian1111"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "2282"]
[BlackElo "2376"]
[PlyCount "122"]
[EventDate "2016.10.15"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 176"]
[Source "ChessBase"]
[SourceDate "2017.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2017.01.17"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Aachen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 Bg4 6. Be2 Bxe2 7. Qxe2 Nc6 8. Nf3 e5 9. fxe5 dxe5 10. dxe5 Ng4 11. Bg5 Nd4 12. Bxd8 Nxe2 13. Kxe2 Rxd8 14. Rad1 Nxe5 15. Nxe5 Rxd1 16. Nxd1 Bxe5 17. Nf2 Ke7 18. Nd3 Bd4 19. b3 h5 20. h3 c6 21. Rd1 Re8 22. Kf3 Rd8 23. Nf4 Rd6 24. a4 a5 25. Rd2 Kf6 26. Nd3 Bc3 27. Rd1 Kg5 28. g3 h4 29. g4 Bd4 30. Re1 Ba7 31. Ke2 Rd4 32. Kd2 Bb8 33. e5 Rd8 34. Rf1 Rd7 35. Ke3 Ba7+ 36. Kd2 Bd4 37. Re1 Re7 38. Re2 Re6 39. Kd1 c5 40. Kd2 b6 41. Re1 Re8 42. Re2 Re7 43. Re1 Re6 44. Re2 f6 45. exf6 Rxf6 46. Ne1 Kf4 47. Rg2 Re6 48. g5 Re3 49. Rg4+ Kf5 50. Rxh4 Kxg5 51. Rh7 Rxb3 52. Nc2 Rc3 53. h4+ Kf5 54. Nxd4+ cxd4 55. h5 Rxc4 56. Rf7+ Kg5 57. hxg6 Kxg6 58. Rd7 Kf5 59. Rd6 Rb4 60. Rh6 Ke4 61. Rg6 Kd5 0-1

[Event "Bundesliga 1617"]
[Site "Germany"]
[Date "2016.10.16"]
[Round "2.6"]
[White "Koehler, Ronald"]
[Black "Kollars, Dmitrij"]
[Result "1/2-1/2"]
[ECO "E76"]
[WhiteElo "2282"]
[BlackElo "2491"]
[PlyCount "77"]
[EventDate "2016.10.15"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Hamburger SK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 e5 7. dxe5 dxe5 8. Nxe5 Qxd1+ 9. Kxd1 Re8 10. Be2 Nxe4 11. Nxe4 f6 12. Nxf6+ Bxf6 13. Bd2 Bxe5 14. fxe5 Nc6 15. Bf3 Nxe5 16. Re1 c6 17. Bc3 Rd8+ 18. Kc2 Nxf3 19. gxf3 Bf5+ 20. Kb3 Kf7 21. Re5 Re8 22. Rae1 Rxe5 23. Rxe5 Be6 24. a4 Rd8 25. Re4 b5 26. Rf4+ Kg8 27. Kb4 Bxc4 28. Kc5 Be2 29. Kxc6 bxa4 30. Kc7 Rf8 31. Rxa4 Rf7+ 32. Kb8 a6 33. f4 Re7 34. Rd4 Kf7 35. Rd6 Bb5 36. h4 Re8+ 37. Kc7 Re7+ 38. Kd8 Re8+ 39. Kc7 1/2-1/2

[Event "Bundesliga 1617"]
[Site "Germany"]
[Date "2016.10.15"]
[Round "1.6"]
[White "Nyback, Tomi"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2572"]
[BlackElo "2282"]
[PlyCount "81"]
[EventDate "2016.10.15"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Werder Bremen"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bf4 a6 8. a4 Bg7 9. h3 0-0 10. e3 Re8 11. Nd2 Nbd7 12. Be2 Ne5 13. 0-0 Nfd7 14. e4 Qe7 15. Re1 g5 16. Bh2 Nf8 17. Bxe5 Bxe5 18. Bg4 Ng6 19. Nc4 Qf6 20. Bxc8 Raxc8 21. Qc2 Nh4 22. Ne2 b5 23. axb5 axb5 24. Ne3 Bxb2 25. Ng4 Qg7 26. Rab1 Bd4 27. Nxd4 cxd4 28. Qd3 h5 29. Nh2 Rc3 30. Qxb5 Qe5 31. Qe2 Qh8 32. Rb6 d3 33. Qd2 Qd4 34. Rc6 Rxc6 35. dxc6 Rxe4 36. c7 Rxe1+ 37. Qxe1 d2 38. c8Q+ Kg7 39. Qd1 Qe4 40. Qc3+ f6 41. f3 1-0

[Event "Bundesliga 1516"]
[Site "Germany"]
[Date "2016.04.24"]
[Round "15.8"]
[White "Koehler, Ronald"]
[Black "Handke, Florian"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2267"]
[BlackElo "2530"]
[PlyCount "62"]
[EventDate "2015.09.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 172"]
[Source "ChessBase"]
[SourceDate "2016.05.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.05.12"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Solingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. c5 g6 6. g3 Bg7 7. Bg2 0-0 8. 0-0 Nbd7 9. Qc2 Re8 10. Rd1 a5 11. Ne5 Nxe5 12. dxe5 Nd7 13. f4 Nxc5 14. Nxd5 Nd7 15. Nc3 Qb6+ 16. Kh1 Nf8 17. Rd3 Be6 18. Be3 Qa6 19. Bg1 Rad8 20. Rad1 Rxd3 21. Rxd3 f6 22. exf6 exf6 23. e4 b5 24. Rd6 Qc8 25. a4 Bf7 26. Nd1 bxa4 27. Qxa4 Rd8 28. Rxd8 Qxd8 29. Ne3 Qb8 30. Qxa5 Qxb2 31. Qc7 Qb5 1/2-1/2

[Event "Bundesliga 1516"]
[Site "Germany"]
[Date "2016.04.23"]
[Round "14.7"]
[White "Koehler, Ronald"]
[Black "Kolbus, Dietmar"]
[Result "1/2-1/2"]
[ECO "D97"]
[WhiteElo "2267"]
[BlackElo "2300"]
[PlyCount "44"]
[EventDate "2015.09.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 172"]
[Source "ChessBase"]
[SourceDate "2016.05.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.05.12"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Trier"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 0-0 7. e4 Na6 8. Be2 c5 9. d5 e6 10. 0-0 exd5 11. exd5 Re8 12. Be3 Bf5 13. Rad1 Ne4 14. Nxe4 Rxe4 15. Qc1 Qb6 16. b3 Ree8 17. Nd2 Rac8 18. a3 Bd4 19. Nc4 Qd8 20. Qd2 Qxd5 21. Bxd4 cxd4 22. Ne3 Qe5 1/2-1/2

[Event "Bundesliga 1516"]
[Site "Germany"]
[Date "2016.02.07"]
[Round "6.7"]
[White "Markgraf, Alexander"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2488"]
[BlackElo "2267"]
[PlyCount "151"]
[EventDate "2015.09.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 171"]
[Source "ChessBase"]
[SourceDate "2016.03.14"]
[SourceVersion "2"]
[SourceVersionDate "2016.03.14"]
[SourceQuality "1"]
[WhiteTeam "Werder Bremen"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. Bd3 Ne7 12. Nxe7 Qxe7 13. 0-0 0-0 14. c4 f5 15. Qh5 Rb8 16. exf5 e4 17. Rae1 Bb7 18. Qg4 Rfe8 19. cxb5 d5 20. bxa6 Bc6 21. Be2 Kh8 22. Rc1 Bd7 23. Rc7 Be5 24. Ra7 Qd6 25. Qh5 Rg8 26. Rd1 Be8 27. Rb7 Rxb7 28. axb7 f6 29. Qh3 Qc6 30. Qb3 Bb8 31. Qxd5 Qc7 32. g3 e3 33. Qd4 exf2+ 34. Kxf2 Qe7 35. Bf3 Be5 36. Qa7 Qc7 37. b8Q Qxb8 38. Qxb8 Bxb8 39. Rd8 Ba7+ 40. Kg2 Bb6 41. Rb8 Bd4 42. Nc4 Bf7 43. Rxg8+ Kxg8 44. b3 Bxc4 45. bxc4 Kf7 46. Bd5+ Ke7 47. Kf3 Bb6 48. Kg4 Kf8 49. a4 h6 50. Be6 Bg1 51. h3 Bb6 52. Bc8 Kf7 53. Bb7 Kf8 54. Ba8 Kf7 55. Bd5+ Kf8 56. Be6 Ba5 57. c5 Bb4 58. c6 Ba5 59. Bd7 Bb6 60. Kh5 Kg7 61. h4 Bc7 62. g4 Bd8 63. Be6 Bc7 64. g5 hxg5 65. hxg5 fxg5 66. Kxg5 Bd8+ 67. Kf4 Kf6 68. Ke4 Ke7 69. Kd5 Bb6 70. Bd7 Bc7 71. Kc5 Bd8 72. Kb5 Kd6 73. a5 Kc7 74. a6 Kb8 75. f6 Bxf6 76. a7+ 1-0

[Event "Bundesliga 1516"]
[Site "Germany"]
[Date "2016.02.06"]
[Round "5.7"]
[White "Koehler, Ronald"]
[Black "Richter, Christian"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "2267"]
[BlackElo "2366"]
[PlyCount "105"]
[EventDate "2015.09.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 171"]
[Source "ChessBase"]
[SourceDate "2016.03.14"]
[SourceVersion "2"]
[SourceVersionDate "2016.03.14"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Emsdetten Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Na6 7. Be2 Nd7 8. 0-0 e5 9. dxe5 dxe5 10. f5 Nf6 11. Qxd8 Rxd8 12. Bg5 h6 13. Bxf6 Bxf6 14. Nd5 Kg7 15. Rad1 Bd7 16. Nxf6 Kxf6 17. fxg6 fxg6 18. Rd5 Be8 19. Nd4+ Ke7 20. Rxe5+ Kd6 21. Rd5+ Ke7 22. Re5+ Kd6 23. Re6+ Kc5 24. Nf3 Kb4 25. Re7 Bc6 26. Re6 Be8 27. Rc1 Nc5 28. Re5 Na4 29. Rc2 c5 30. Ne1 b6 31. Nd3+ Rxd3 32. Bxd3 Bf7 33. Re7 Be8 34. Kf2 a6 35. b3 Nc3 36. Ke3 b5 37. Rb7 Rd8 38. Re7 Nd1+ 39. Ke2 Nc3+ 40. Kd2 Nb1+ 41. Ke3 Nc3 42. Re6 Bf7 43. Rxa6 Nd1+ 44. Ke2 Nc3+ 45. Kd2 Nxe4+ 46. Ke3 Nc3 47. cxb5 Re8+ 48. Kd2 Nb1+ 49. Kc1 Nc3 50. Kb2 Nd1+ 51. Kc1 Nc3 52. a3+ Kxb3 53. Rb2# 1-0

[Event "Hessenliga 1415"]
[Site "Hessen"]
[Date "2015.04.19"]
[Round "9.2"]
[White "Will, Patrick"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "A64"]
[WhiteElo "2114"]
[BlackElo "2270"]
[PlyCount "64"]
[EventDate "2014.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Bad Nauheim"]
[BlackTeam "Griesheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 0-0 9. 0-0 Re8 10. Re1 a6 11. a4 Nbd7 12. Nd2 Rb8 13. Nc4 Nb6 14. Na3 Bd7 15. h3 Nc8 16. Qd3 Qc7 17. e4 Na7 18. Nc4 b5 19. axb5 Nxb5 20. Bf4 Nh5 21. Rxa6 Nxf4 22. gxf4 Nxc3 23. bxc3 Bb5 24. Ra3 Qd8 25. Bf1 Bxc4 26. Qxc4 Qh4 27. e5 Rb2 28. Re2 Rxe2 29. Qxe2 Qxf4 30. e6 Be5 31. exf7+ Qxf7 32. Qg4 Rf8 1/2-1/2

[Event "Hessenliga 1415"]
[Site "Hessen"]
[Date "2015.03.22"]
[Round "8.2"]
[White "Koehler, Ronald"]
[Black "Dunsbach, Ralf"]
[Result "1/2-1/2"]
[ECO "A69"]
[WhiteElo "2270"]
[BlackElo "2146"]
[PlyCount "41"]
[EventDate "2014.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8 10. Nd2 a6 11. a4 Ng4 12. Bxg4 Qh4+ 13. g3 Qxg4 14. Qxg4 Bxg4 15. Kf2 Bd4+ 16. Kg2 Nd7 17. h3 Bxc3 18. bxc3 Be2 19. Re1 Bd3 20. Re3 c4 21. Ba3 1/2-1/2

[Event "Hessenliga 1415"]
[Site "Hessen"]
[Date "2015.03.01"]
[Round "7.2"]
[White "Camacho Collados, Marcos"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2440"]
[BlackElo "2270"]
[PlyCount "47"]
[EventDate "2014.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Gelnhausen"]
[BlackTeam "Griesheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. Bxc6 bxc6 7. e5 Nd5 8. c4 Nc7 9. d4 cxd4 10. Qxd4 d5 11. cxd5 cxd5 12. Nc3 h6 13. Be3 0-0 14. Rad1 Bb7 15. Qh4 e6 16. Bg5 hxg5 17. Nxg5 Re8 18. Rd4 Re7 19. Rf4 Ne8 20. Qh7+ Kf8 21. Rxf7+ Rxf7 22. Nxe6+ Ke7 23. Nxd8 Rxd8 24. Qh4+ 1-0

[Event "Hessenliga 1415"]
[Site "Hessen"]
[Date "2015.02.08"]
[Round "6.4"]
[White "Koehler, Ronald"]
[Black "Neininger, Ralph"]
[Result "0-1"]
[ECO "D06"]
[WhiteElo "2270"]
[BlackElo "2125"]
[PlyCount "78"]
[EventDate "2014.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Frankfurt TV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c5 3. e3 Nf6 4. a3 cxd4 5. exd4 Nc6 6. Nc3 g6 7. c5 Bg7 8. Bb5 0-0 9. Nge2 Ne4 10. Be3 Nxc3 11. Nxc3 e5 12. Bxc6 bxc6 13. 0-0 f5 14. dxe5 f4 15. Bd4 f3 16. Re1 Qg5 17. g3 Qg4 18. Qd3 a5 19. b4 Ba6 20. b5 cxb5 21. Nxd5 Rad8 22. Re4 Qh3 23. Ne3 Qe6 24. Qc3 Bb7 25. Rh4 Bc6 26. Rd1 b4 27. axb4 axb4 28. Qc4 Rfe8 29. Re1 g5 30. Rg4 h5 31. Rxg5 Qxc4 32. Nxc4 Rxd4 33. Nd6 Rxe5 34. Rgxe5 Bxe5 35. Nf5 Re4 36. Rb1 Ba4 37. h4 Rc4 38. Re1 Rxc5 39. Re4 b3 0-1

[Event "BL2-Sued 1415"]
[Site "Germany"]
[Date "2015.02.01"]
[Round "6.7"]
[White "Engel, Berthold"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2213"]
[BlackElo "2270"]
[PlyCount "42"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]
[WhiteTeam "Buchen"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. 0-0 Bg7 6. d3 Nf6 7. Qe2 Bg4 8. Nbd2 e5 9. h3 Bxf3 10. Nxf3 Nd7 11. Be3 Qe7 12. Nd2 Nf8 13. a4 Ne6 14. a5 0-0 15. Nc4 Qc7 16. Ra3 b5 17. axb6 axb6 18. Rfa1 Rxa3 19. Rxa3 Rb8 20. Qd1 b5 21. Nd2 Bf8 1/2-1/2

[Event "BL2-Sued 1415"]
[Site "Germany"]
[Date "2014.12.07"]
[Round "4.8"]
[White "Koehler, Ronald"]
[Black "Carbonnel, Pierre"]
[Result "1/2-1/2"]
[ECO "D97"]
[WhiteElo "2270"]
[BlackElo "2204"]
[PlyCount "53"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Viernheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qd3 dxc4 6. Qxc4 0-0 7. e4 a6 8. e5 b5 9. Qb3 Nfd7 10. Be3 c5 11. e6 fxe6 12. dxc5 Nf6 13. Be2 Nc6 14. Rd1 Qa5 15. 0-0 Ng4 16. Bd2 Qc7 17. h3 Rxf3 18. hxg4 Nd4 19. Bxf3 Nxb3 20. Bxa8 Nxc5 21. Be3 b4 22. Ne4 Nxe4 23. Bxe4 Bxb2 24. Bh6 Bd7 25. Rfe1 Ba4 26. Rd3 Bg7 27. Rc1 1/2-1/2

[Event "Hessenliga 1415"]
[Site "Hessen"]
[Date "2014.11.16"]
[Round "3.3"]
[White "Koehler, Ronald"]
[Black "Schreiber, Kurt"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "2270"]
[BlackElo "2149"]
[PlyCount "67"]
[EventDate "2014.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Dotzheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. Bg5 c4 10. Ne5 Be6 11. b3 cxb3 12. Nxc6 bxc6 13. Qxb3 h6 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Na4 Rab8 17. Qd3 g6 18. f3 Nd7 19. Rac1 Rb4 20. Nc5 Kh7 21. Rfd1 Rd8 22. Qd2 Rdb8 23. Nb3 R8b6 24. e3 Qb8 25. Rc2 Rc4 26. Rdc1 Qd6 27. Bf1 Rxc2 28. Rxc2 Qa3 29. Bd3 Nb8 30. Kg2 Bc8 31. Nc5 Nd7 32. Nxd7 Bxd7 33. h4 h5 34. Kh2 1/2-1/2

[Event "Hessenliga 1415"]
[Site "Hessen"]
[Date "2014.10.12"]
[Round "2.3"]
[White "Staller, Peter"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2244"]
[BlackElo "2270"]
[PlyCount "85"]
[EventDate "2014.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Nied"]
[BlackTeam "Griesheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7 6. b3 e5 7. Bb2 Be7 8. Nf3 Nc6 9. 0-0 Bf5 10. d3 Rc8 11. Nd2 Qd7 12. Nc4 Bh3 13. f4 Bxg2 14. Kxg2 exf4 15. gxf4 f5 16. e4 Nd4 17. Ne3 Qe6 18. Nxf5 Nxf5 19. exf5 Qxf5 20. Qe2 Kf7 21. Qe4 Qg6+ 22. Kh1 Qc6 23. Qxc6 bxc6 24. Ne4 Rcd8 25. Rac1 Rxd3 26. Nxc5 Rd2 27. Be5 Nd5 28. Ne4 Rxa2 29. Rg1 Rg8 30. Rxc6 h6 31. Nd6+ Ke6 32. Nc8+ Kd7 33. Nxe7 Nxe7 34. Rc7+ Ke6 35. Rd1 Re8 36. Bxg7 h5 37. Re1+ Kf7 38. Bh6 Ra6 39. Bg5 Re6 40. Rxe6 Kxe6 41. Rxe7+ Rxe7 42. Bxe7 Kxe7 43. Kg2 1-0

[Event "Hessenliga 1415"]
[Site "Hessen"]
[Date "2014.09.28"]
[Round "1.5"]
[White "Koehler, Ronald"]
[Black "Sehn, Norbert"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "2270"]
[BlackElo "2065"]
[PlyCount "30"]
[EventDate "2014.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Fulda"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. Nh3 d6 6. Nf4 Be7 7. Nc3 Nbd7 8. Be2 Nf6 9. b3 Bf5 10. Bb2 0-0 11. 0-0 Re8 12. Ncd5 Ng6 13. Nxe7+ Qxe7 14. Nd5 Nxd5 15. Qxd5 Qe4 1/2-1/2

[Event "Hessenliga 1314"]
[Site "Germany"]
[Date "2014.04.27"]
[Round "9.3"]
[White "Koehler, Ronald"]
[Black "Kierzek, Matthias"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "2269"]
[BlackElo "2219"]
[PlyCount "37"]
[EventDate "2013.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Fulda"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. Bg5 c4 10. b3 Qa5 11. Qd2 Be6 12. Ne5 Rfd8 13. Nxc6 bxc6 14. bxc4 dxc4 15. Rac1 h6 16. Bxf6 Bxf6 17. e3 Rac8 18. Rfd1 Be7 19. Qc2 1/2-1/2

[Event "Bundesliga 1314"]
[Site "Germany"]
[Date "2014.03.15"]
[Round "11.8"]
[White "Koehler, Ronald"]
[Black "Reich, Thomas"]
[Result "1/2-1/2"]
[ECO "E76"]
[WhiteElo "2269"]
[BlackElo "2386"]
[PlyCount "38"]
[EventDate "2013.10.12"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 160"]
[Source "ChessBase"]
[SourceDate "2014.05.15"]
[SourceVersion "1"]
[SourceVersionDate "2014.05.15"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Bayern Muenchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. f4 d6 6. Nf3 Na6 7. Be2 e5 8. dxe5 dxe5 9. Nxe5 Nc5 10. Bf3 Qxd1+ 11. Kxd1 Rd8+ 12. Kc2 Nfxe4 13. Nxe4 Bf5 14. Re1 Bxe5 15. fxe5 Rd4 16. Kc3 Rd3+ 17. Kc2 Rd4 18. Kc3 Rd3+ 19. Kc2 Rd4 1/2-1/2

[Event "Hessenliga 1314"]
[Site "Germany"]
[Date "2014.03.09"]
[Round "7.3"]
[White "Koehler, Ronald"]
[Black "Haucke, Alexander"]
[Result "1/2-1/2"]
[ECO "A69"]
[WhiteElo "2269"]
[BlackElo "2223"]
[PlyCount "29"]
[EventDate "2013.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8 10. Nd2 Bd7 11. a4 Na6 12. 0-0 Nb4 13. Bf3 h5 14. Nc4 Bg4 15. Re1 1/2-1/2

[Event "Hessenliga 1314"]
[Site "Germany"]
[Date "2014.02.02"]
[Round "6.4"]
[White "Koehler, Ronald"]
[Black "Henrich, Thomas"]
[Result "0-1"]
[ECO "A69"]
[WhiteElo "2269"]
[BlackElo "2246"]
[PlyCount "90"]
[EventDate "2013.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Marburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. Nd2 Bg7 8. e4 0-0 9. Be2 a6 10. a4 Re8 11. 0-0 Nbd7 12. f4 Qc7 13. Kh1 c4 14. e5 dxe5 15. Nxc4 e4 16. f5 gxf5 17. Bf4 Qd8 18. Nd6 Ne5 19. Nxe8 Nxe8 20. Qe1 Ng6 21. Qg3 Qb6 22. Rab1 Bd7 23. Bh5 Rc8 24. Rfd1 Qb3 25. Bxg6 hxg6 26. Be5 f6 27. Bd4 g5 28. Nxe4 Bxa4 29. Nc3 Bd7 30. Qe3 Qb4 31. Re1 Kf7 32. Re2 f4 33. Qd3 Bg4 34. Rd2 Nd6 35. Re1 Bf5 36. Qf3 Kg6 37. g4 fxg3 38. hxg3 Rc4 39. Qe3 g4 40. Qe7 Rxd4 41. Rxd4 Qxd4 42. Qxd6 Qf2 43. Re2 Qf1+ 44. Kh2 Bh6 45. Rg2 Be3 0-1

[Event "Bundesliga 1314"]
[Site "Germany"]
[Date "2013.11.23"]
[Round "3.7"]
[White "Koehler, Ronald"]
[Black "Meier, Georg"]
[Result "0-1"]
[ECO "D39"]
[WhiteElo "2269"]
[BlackElo "2623"]
[PlyCount "78"]
[EventDate "2013.10.12"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 158"]
[Source "ChessBase"]
[SourceDate "2014.01.16"]
[SourceVersion "1"]
[SourceVersionDate "2014.01.16"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Baden-Baden"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. Nf3 Nf6 3. c4 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 h6 7. Bxf6 Qxf6 8. Bxc4 c5 9. 0-0 cxd4 10. e5 Qd8 11. Nb5 Nc6 12. Nbxd4 Nxd4 13. Nxd4 0-0 14. Qg4 Qc7 15. Nf3 Be7 16. Rac1 Qb6 17. Bd3 Rd8 18. Qe4 g6 19. h4 Bd7 20. h5 Bc6 21. Qe2 gxh5 22. Bb1 Kg7 23. Rc3 Rh8 24. Rfc1 Rad8 25. Rb3 Qa5 26. a3 Qd5 27. Rbc3 Rd7 28. Bc2 Rhd8 29. Ne1 Qd2 30. Qxd2 Rxd2 31. f4 Bh4 32. g3 Be7 33. b4 h4 34. Nf3 Bxf3 35. Rxf3 Rc8 36. Rf2 Rxf2 37. Kxf2 h3 38. Ke2 Rc3 39. Kd2 Rxa3 0-1

[Event "Hessenliga 1314"]
[Site "Germany"]
[Date "2013.11.03"]
[Round "3.3"]
[White "Koehler, Ronald"]
[Black "Rothenbacher, Jochen"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2269"]
[BlackElo "2138"]
[PlyCount "111"]
[EventDate "2013.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Bad Nauheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d6 2. c4 e5 3. Nc3 exd4 4. Qxd4 Nc6 5. Qd2 Nf6 6. b3 Be7 7. Bb2 0-0 8. e3 Bf5 9. f3 Re8 10. Nge2 Bf8 11. Nf4 Nb4 12. e4 c6 13. Be2 Be6 14. a3 Na6 15. b4 Nd7 16. Nd1 Nc7 17. Ne3 a5 18. 0-0 Na6 19. Rab1 Qe7 20. Ba1 axb4 21. axb4 Nc7 22. Bd1 c5 23. b5 b6 24. Bb3 Ra3 25. Qc2 Rea8 26. Bb2 R3a7 27. Rbd1 Qg5 28. g3 Ne5 29. Kg2 Ng6 30. Nxg6 hxg6 31. Qc3 Qh6 32. h4 Be7 33. Qd3 Bf6 34. Bc1 Qh5 35. g4 Qe5 36. g5 Be7 37. f4 Qd4 38. Qc2 Qa1 39. Bb2 Qa5 40. Bc3 Qa3 41. Ra1 Qxa1 42. Rxa1 Rxa1 43. Bxa1 Rxa1 44. f5 Bc8 45. fxg6 fxg6 46. e5 Ne6 47. Nd5 Bb7 48. Qe4 Bxd5 49. Qxd5 Kf7 50. exd6 Bd8 51. Bd1 Ra2+ 52. Kf1 Ra1 53. Kf2 Ra2+ 54. Ke1 Ra1 55. Qb7+ Ke8 56. Qc6+ 1-0

[Event "Hessenliga 1314"]
[Site "Germany"]
[Date "2013.09.29"]
[Round "1.3"]
[White "Koehler, Ronald"]
[Black "Schreiber, Kurt"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2269"]
[BlackElo "2138"]
[PlyCount "97"]
[EventDate "2013.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Dotzheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. d5 a5 6. g4 Na6 7. h4 h5 8. g5 Nc5 9. Bh3 Ne7 10. Be3 Bxh3 11. Nxh3 Qd7 12. f3 Nc8 13. b3 Nb6 14. Nf2 a4 15. Rb1 axb3 16. axb3 0-0 17. Nd3 Qe7 18. Ke2 Ra3 19. Nxc5 dxc5 20. Qg1 Nd7 21. Kd3 Rc8 22. Kc2 c6 23. Ra1 Raa8 24. Qf2 Bf8 25. Rhd1 Kh7 26. Kb2 Qd8 27. Rxa8 Rxa8 28. dxc6 bxc6 29. Na4 Qc7 30. Rxd7 Qxd7 31. Nb6 Qa7 32. Nxa8 Qxa8 33. Bxc5 Kg8 34. b4 f6 35. gxf6 Kf7 36. Qe3 Qd8 37. Bxf8 Qxf8 38. Kb3 Qd6 39. b5 cxb5 40. cxb5 Kxf6 41. Kc4 Qe6+ 42. Kb4 Qd6+ 43. Ka5 Kf7 44. b6 Qd1 45. Qc5 Qa1+ 46. Kb5 Ke8 47. b7 Qb1+ 48. Kc6 Qb2 49. Kc7 1-0

[Event "Hessenliga 1213"]
[Site "Germany"]
[Date "2013.05.05"]
[Round "9.2"]
[White "Koehler, Ronald"]
[Black "Elstner, Eik"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "2264"]
[BlackElo "2170"]
[PlyCount "59"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Eppstein"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Nbd7 5. Nc3 c6 6. e3 Qa5 7. Nd2 Bb4 8. Qc2 Ne4 9. Ndxe4 dxe4 10. Bh4 0-0 11. Be2 e5 12. 0-0 f5 13. f3 exf3 14. Bxf3 Nf6 15. a3 Bd6 16. b4 Qd8 17. c5 Bc7 18. d5 e4 19. Be2 cxd5 20. Nxd5 Be5 21. Rad1 Qe8 22. Bxf6 gxf6 23. Nf4 Kh8 24. Bc4 Bd7 25. Qf2 a5 26. Qh4 Bxf4 27. Qxf4 axb4 28. axb4 Ra4 29. Qd6 Bc8 30. Bb5 1-0

[Event "Hessenliga 1213"]
[Site "Germany"]
[Date "2013.04.21"]
[Round "8.3"]
[White "Koehler, Ronald"]
[Black "Zuyev, Igor"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2264"]
[BlackElo "2345"]
[PlyCount "117"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Heusenstamm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7 7. e3 0-0 8. Be2 d6 9. b4 Nbd7 10. 0-0 Ne4 11. Qc2 f5 12. d5 e5 13. Nd2 Nxd2 14. Bxd2 c6 15. dxc6 Bxc6 16. Rfd1 Rc8 17. f3 Qe7 18. Qb3 Qe6 19. Be1 e4 20. f4 Bb7 21. Rd4 Nf6 22. Rad1 Rfd8 23. b5 Rd7 24. Bh4 Rf8 25. h3 h6 26. a4 Ba8 27. Qa2 Kh8 28. a5 d5 29. axb6 axb6 30. Qa3 Rc8 31. Bxf6 gxf6 32. Qb2 Rcd8 33. Kh2 Qe7 34. Qa1 Ra7 35. Qb2 Rad7 36. R1d2 Qg7 37. Bf1 Bb7 38. Qa1 Ra8 39. Qc1 Rc7 40. Qe1 Qd7 41. Qh4 Kg7 42. Kg1 Ra1 43. g4 fxg4 44. Rg2 Kh7 45. Qxf6 Qf7 46. Qxf7+ Rxf7 47. hxg4 dxc4 48. Rxc4 Rg7 49. Rd4 Ra3 50. Kf2 Ra2+ 51. Be2 Bc8 52. Kf1 h5 53. Rd5 Ra1+ 54. Kf2 Bxg4 55. Bxg4 hxg4 56. Rh2+ Kg8 57. Rd8+ Kf7 58. Rd7+ Kf8 59. Rd8+ 1/2-1/2

[Event "Bundesliga 1213"]
[Site "Germany"]
[Date "2013.02.24"]
[Round "10"]
[White "Koehler, Ronald"]
[Black "Guliyev, Namig"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2264"]
[BlackElo "2546"]
[PlyCount "125"]
[EventDate "2012.10.20"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 153"]
[Source "ChessBase"]
[SourceDate "2013.03.14"]
[SourceVersion "1"]
[SourceVersionDate "2013.03.14"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Eppingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 dxc4 3. e4 b5 4. a4 c6 5. axb5 cxb5 6. Nc3 Bd7 7. Nf3 e6 8. Be2 Bb4 9. 0-0 Ne7 10. d5 0-0 11. Ne5 Bxc3 12. bxc3 Ng6 13. Nxg6 hxg6 14. Qd4 Qc7 15. Ba3 Re8 16. Ra2 a5 17. Rfa1 e5 18. Qc5 Qxc5 19. Bxc5 a4 20. Ba3 Na6 21. f3 g5 22. Kf2 f6 23. h3 Rec8 24. Rb1 Kf7 25. Ke3 Nc5 26. Rab2 f5 27. Rf1 Rab8 28. Rfb1 Kf6 29. Rh1 Rb7 30. Rhb1 g6 31. Rf1 Rbb8 32. Rfb1 g4 33. hxg4 fxe4 34. fxe4 Kg5 35. Rf1 Bxg4 36. Bxg4 Kxg4 37. Rf6 Nd3 38. Rb1 g5 39. Rf5 Rb7 40. Bd6 Rd8 41. Bf8 Nf4 42. Rf1 Rh7 43. d6 a3 44. Be7 Rg8 45. Rxe5 Nxg2+ 46. Kd4 Rh3 47. Rxb5 Rd3+ 48. Ke5 Ra8 49. Ra1 Nf4 50. Kf6 Kf3 51. Rxg5 Kxe4 52. Re5+ Kf3 53. Rf1+ Kg2 54. Rxf4 a2 55. Re2+ Kg3 56. Rxa2 Rxa2 57. Rxc4 Rc2 58. Ke6 Rcxc3 59. Rxc3 Rxc3 60. d7 Re3+ 61. Kd5 Rd3+ 62. Kc6 Rxd7 63. Kxd7 1/2-1/2

[Event "Hessenliga 1213"]
[Site "Germany"]
[Date "2013.01.27"]
[Round "5.4"]
[White "Koehler, Ronald"]
[Black "Kierzek, Matthias"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "2264"]
[BlackElo "2196"]
[PlyCount "76"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Fulda"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 Be7 8. Nc3 0-0 9. Bg5 c4 10. Ne5 Be6 11. f4 h6 12. Bxf6 Bxf6 13. e3 Ne7 14. g4 b5 15. a3 Rb8 16. Qf3 g6 17. Rad1 Bg7 18. f5 gxf5 19. gxf5 Bxf5 20. Nc6 Nxc6 21. Qxf5 Ne7 22. Qf3 b4 23. Nxd5 Nxd5 24. Qxd5 bxa3 25. bxa3 Rb2 26. Qxd8 Rxd8 27. Rc1 Rb3 28. Rxc4 Rxe3 29. d5 Rxa3 30. Rc7 Bd4+ 31. Kh1 f6 32. Be4 a5 33. Rf4 Ra1+ 34. Kg2 Rg1+ 35. Kh3 Be5 36. Bh7+ Kh8 37. Rfc4 Bxc7 38. Rxc7 Rxd5 0-1

[Event "Hessenliga 1213"]
[Site "Germany"]
[Date "2012.12.02"]
[Round "4.5"]
[White "Koehler, Ronald"]
[Black "Kaiser, Richard"]
[Result "1-0"]
[ECO "A68"]
[WhiteElo "2264"]
[BlackElo "2167"]
[PlyCount "71"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Bg4 10. 0-0 Nbd7 11. h3 Bxf3 12. Bxf3 Re8 13. Qc2 a6 14. g4 b5 15. g5 Nh5 16. Ne2 f6 17. h4 fxg5 18. hxg5 Rc8 19. Bd2 b4 20. Bxh5 gxh5 21. Ng3 c4 22. Rae1 c3 23. bxc3 Bxc3 24. Bxc3 Rxc3 25. Qf2 Nc5 26. Nxh5 Nd3 27. Qd4 Re7 28. Re2 Qc8 29. Nf6+ Kf8 30. Rh2 Qc5 31. Qxc5 Nxc5 32. e5 Rg3+ 33. Kh1 Rf7 34. e6 Rg7 35. Nxh7+ Ke7 36. f5 1-0

[Event "Hessenliga 1213"]
[Site "Germany"]
[Date "2012.11.04"]
[Round "3.4"]
[White "Will, Dominik"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2085"]
[BlackElo "2264"]
[PlyCount "46"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Bad Nauheim"]
[BlackTeam "Griesheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. c3 f5 12. exf5 Bxf5 13. Nc2 0-0 14. Nce3 Be6 15. Bd3 f5 16. 0-0 Kh8 17. a4 bxa4 18. Qxa4 Ne7 19. Nxe7 Qxe7 20. f4 exf4 21. Qxf4 Be5 22. Qf3 f4 23. Nc4 Bxc4 1/2-1/2

[Event "Hessenliga 1213"]
[Site "Germany"]
[Date "2012.10.07"]
[Round "2.4"]
[White "Koehler, Ronald"]
[Black "Graf, Gerd"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2264"]
[BlackElo "2214"]
[PlyCount "92"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Nied"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. Nf3 Nd7 6. Be2 c6 7. 0-0 Nh6 8. d5 c5 9. Be3 f6 10. Ne1 0-0 11. Nd3 Nb6 12. b3 f5 13. f3 f4 14. Bf2 g5 15. b4 cxb4 16. Nxb4 Nd7 17. a4 Nf6 18. h3 Nf7 19. c5 dxc5 20. Bxc5 Qa5 21. Bxf8 Bxf8 22. Nba2 h5 23. d6 Be6 24. Nb5 Rd8 25. Qe1 Qxe1 26. Rfxe1 Bxd6 27. Nxd6 Rxd6 28. Red1 Rb6 29. Nc3 Rc6 30. Nd5 Bxd5 31. exd5 Rd6 32. Rac1 Rd7 33. Bc4 Nd6 34. Ba2 g4 35. hxg4 hxg4 36. Kf2 e4 37. fxe4 Nfxe4+ 38. Kg1 f3 39. gxf3 gxf3 40. Rf1 Rg7+ 41. Kh2 Rg2+ 42. Kh3 Rxa2 43. Rc7 f2 44. Kg2 Ra3 45. Rxf2 Nxf2 46. Kxf2 Rd3 0-1

[Event "BL2-Sued 1112"]
[Site "Germany"]
[Date "2012.03.18"]
[Round "8.7"]
[White "Koehler, Ronald"]
[Black "Kienast, Joerg"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "2284"]
[BlackElo "2264"]
[PlyCount "70"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Schott Mainz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 b5 8. cxb5 a6 9. a4 Bb7 10. Bd2 e6 11. dxe6 fxe6 12. Ng5 Re8 13. Qb3 d5 14. bxa6 Bxa6 15. Bxa6 Nxa6 16. e5 c4 17. Qd1 Nd7 18. Nb5 Ndc5 19. 0-0 Nb3 20. Ra3 Bf8 21. Rxb3 cxb3 22. Qg4 Qb6+ 23. Kh1 Nc5 24. Nd6 Bxd6 25. exd6 Rxa4 26. Nxh7 Kxh7 27. Qh3+ Kg7 28. f5 exf5 29. Qh6+ Kf7 30. Qh7+ Kf6 31. d7 Rd8 32. h4 Ne6 33. Bg5+ Nxg5 34. hxg5+ Kxg5 35. Re1 Rh4+ 0-1

[Event "BL2-Sued 1112"]
[Site "Germany"]
[Date "2012.02.26"]
[Round "7.6"]
[White "Koehler, Ronald"]
[Black "Hauck, Heiko"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2284"]
[BlackElo "2111"]
[PlyCount "43"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Schwegenheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Bd6 5. g3 Nd7 6. Bg2 f5 7. cxd5 cxd5 8. 0-0 Nb6 9. Bf4 Bxf4 10. gxf4 Bd7 11. Nbd2 Rc8 12. Qb3 Ba4 13. Qb4 Ne7 14. Ng5 Nc6 15. Qc5 Qf6 16. e3 h6 17. Ngf3 Qe7 18. Rfc1 Nd7 19. Qxe7+ Kxe7 20. b3 Bb5 21. a3 a5 22. Bf1 1/2-1/2

[Event "BL2-Sued 1112"]
[Site "Germany"]
[Date "2012.02.05"]
[Round "6.7"]
[White "Koehler, Ronald"]
[Black "Wenninger, Philipp"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2284"]
[BlackElo "2143"]
[PlyCount "101"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Bebenhausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. a4 e6 6. Bg5 a5 7. e3 Na6 8. Be2 Be7 9. 0-0 0-0 10. Ne5 Nb4 11. c5 Nd7 12. Bf4 b6 13. Nxd7 Bxd7 14. cxb6 Qxb6 15. Qd2 Rac8 16. Rac1 Rfd8 17. h3 Be8 18. b3 c5 19. Bb5 Bxb5 20. Nxb5 Rc6 21. dxc5 Bxc5 22. Be5 Rdc8 23. Rc3 f6 24. Bd4 e5 25. Bxc5 Rxc5 26. Rfc1 Kf7 27. Qd1 g6 28. Rxc5 Rxc5 29. Rxc5 Qxc5 30. Qg4 Qc1+ 31. Kh2 Qc6 32. f4 h5 33. Qh4 Qe6 34. f5 Qd7 35. g4 Qc6 36. fxg6+ Kxg6 37. Qxh5+ Kg7 38. g5 f5 39. Kg3 Nd3 40. Qf3 f4+ 41. exf4 exf4+ 42. Kh4 Ne5 43. Qc3 Qxc3 44. Nxc3 d4 45. Ne4 d3 46. Nd2 Kg6 47. b4 axb4 48. a5 f3 49. a6 f2 50. Kg3 Nc4 51. Kxf2 1-0

[Event "BL2-Sued 1112"]
[Site "Germany"]
[Date "2012.01.15"]
[Round "5.7"]
[White "Koehler, Ronald"]
[Black "Schiendorfer, Emanuel"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "2284"]
[BlackElo "2340"]
[PlyCount "108"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Boeblingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 g6 8. Bd3 Bg7 9. 0-0 0-0 10. Rc1 dxc4 11. Bxc4 Nd7 12. e4 e5 13. d5 Nb6 14. Bb3 Bg4 15. h3 Bxf3 16. Qxf3 Qxf3 17. gxf3 Rac8 18. dxc6 bxc6 19. Rfd1 Rfd8 20. Na4 Rd4 21. Nxb6 axb6 22. Kf1 b5 23. Rc5 Bf8 24. Rcc1 Kg7 25. Ke2 Rc7 26. Bd5 c5 27. Rd3 c4 28. Rdc3 Ra7 29. a3 Ra6 30. R3c2 Be7 31. Bb7 Rf6 32. Rc3 Bd8 33. R1c2 Ba5 34. b4 Bd8 35. a4 Rb6 36. Bd5 bxa4 37. Rxc4 Rxc4 38. Rxc4 a3 39. Rc3 Ra6 40. Rc2 Ra4 41. b5 Bb6 42. Bc4 Bd4 43. Kd3 Rb4 44. Bd5 Rxb5 45. f4 Bb2 46. fxe5 Rxd5+ 47. exd5 a2 48. Rxb2 a1Q 49. Re2 Qa3+ 50. Ke4 Qb4+ 51. Kf3 Qb3+ 52. Re3 Qxd5+ 53. Kg3 h5 54. h4 Qd4 0-1

[Event "BL2-Sued 1112"]
[Site "Germany"]
[Date "2011.12.11"]
[Round "4.7"]
[White "Busche, Stefan"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2079"]
[BlackElo "2284"]
[PlyCount "181"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Saarbruecken"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 d6 6. d4 cxd4 7. cxd4 Nc6 8. 0-0 Be7 9. a3 0-0 10. Qe2 Qb6 11. Qe4 Na5 12. Bd3 f5 13. exf6 Nxf6 14. Qh4 Nb3 15. Ra2 Nxc1 16. Rxc1 h6 17. Nc3 Bd7 18. Nd2 Rac8 19. Raa1 d5 20. b4 Bd8 21. Qh3 Qxd4 22. Nb3 Qe5 23. Nc5 Bb6 24. Re1 Qd6 25. Nb5 Bxb5 26. Rxe6 Bd7 27. Rxd6 Bxh3 28. gxh3 Bxc5 29. bxc5 Rxc5 30. Rb1 b6 31. Re1 Rc3 32. Re3 Rc7 33. Bf5 Kh8 34. Rde6 Nh5 35. Re8 Rcf7 36. Bg6 Rxf2 37. Rxf8+ Rxf8 38. Bxh5 Rd8 39. Re7 g6 40. Bf3 a5 41. Re6 b5 42. Rxg6 b4 43. axb4 Kh7 44. Rb6 axb4 45. Rxb4 Rd6 46. Rd4 Kg6 47. Kf2 Kf5 48. h4 Ke5 49. Ke3 Rd8 50. h5 Rd7 51. h3 Rd8 52. Rg4 Rd7 53. Rg6 Rd6 54. Bg4 Rf6 55. Rg8 Kd6 56. Re8 Kc5 57. Re7 Kd6 58. Rd7+ Ke5 59. Be2 Rd6 60. Rh7 Rf6 61. Bd3 Rb6 62. Bg6 Rb3+ 63. Kd2 Rxh3 64. Rxh6 Rh2+ 65. Kc3 Kf4 66. Rh8 Kg5 67. Rf8 Rh4 68. Rf5+ Kh6 69. Rxd5 Rf4 70. Kd3 Kg7 71. Ke3 Rf8 72. Be4 Kh6 73. Bf3 Rf6 74. Rd7 Rf8 75. Rd6+ Kg7 76. h6+ Kh7 77. Be4+ Kh8 78. Kd4 Re8 79. Bf5 Rb8 80. Ke5 Re8+ 81. Kf6 Rf8+ 82. Kg5 Rg8+ 83. Bg6 Rb8 84. Bf7 Kh7 85. Rd7 Kh8 86. Bg6 Rb5+ 87. Bf5 Rb8 88. Be6 Rb5+ 89. Kf6 Rb6 90. Re7 Rb8 91. Kg6 1-0

[Event "BL2-Sued 1112"]
[Site "Germany"]
[Date "2011.10.23"]
[Round "2.8"]
[White "Koehler, Ronald"]
[Black "Golf, Ekkehard"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2284"]
[BlackElo "2191"]
[PlyCount "67"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Viernheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 d5 3. Nf3 c6 4. Nbd2 Nf6 5. e3 Bd6 6. Bd3 0-0 7. 0-0 Nbd7 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 h6 12. Re1 b6 13. Ne5 Bb7 14. Qd3 Re8 15. Bf4 Kf8 16. Rad1 Qc7 17. c5 Bxe5 18. Bxe5 Qd7 19. Bd6+ Kg8 20. Re3 a5 21. Rg3 Ba6 22. Qe3 Nd5 23. Qxh6 f5 24. Qg5 a4 25. Be5 Re7 26. Rh3 Be2 27. Re1 Bg4 28. Rh6 a3 29. bxa3 Rxa3 30. Bb3 bxc5 31. dxc5 Nc3 32. Rxe6 Rxb3 33. Rxe7 Ne2+ 34. Kh1 1-0

[Event "BL2-Sued 1112"]
[Site "Germany"]
[Date "2011.10.02"]
[Round "1.8"]
[White "Reefschlaeger, Helmut"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2248"]
[BlackElo "2284"]
[PlyCount "41"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Baden-Baden II"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 Re8 10. Bf4 Na6 11. h3 Nc7 12. a4 Ne4 13. Nxe4 Rxe4 14. Nd2 Rb4 15. b3 Rxf4 16. gxf4 Bxa1 17. Qxa1 Qh4 18. Qc3 Qxf4 19. Rd1 f6 20. Nc4 Ne8 21. Rd3 1/2-1/2

[Event "Bundesliga 1011"]
[Site "Germany"]
[Date "2011.02.06"]
[Round "9.8"]
[White "Koehler, Ronald"]
[Black "Kipper, Jens"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2289"]
[BlackElo "2394"]
[PlyCount "57"]
[EventDate "2010.10.09"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Remagen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 Nf6 3. Nf3 d5 4. Bg5 Bb4+ 5. Nc3 Nbd7 6. e3 c5 7. cxd5 exd5 8. Qc2 Qa5 9. Bd3 c4 10. Bf5 0-0 11. 0-0 Re8 12. a3 Bxc3 13. Qxc3 Qxc3 14. bxc3 Ne4 15. Bxe4 Rxe4 16. Nd2 Re8 17. a4 b6 18. Rfb1 h6 19. Bf4 Bb7 20. h4 Bc6 21. f3 Re6 22. Kf2 Rae8 23. g4 Nf6 24. Nf1 Nh7 25. Re1 Bd7 26. Be5 Bc6 27. Bf4 Bd7 28. Be5 Bc6 29. Bf4 1/2-1/2

[Event "Bundesliga 1011"]
[Site "Germany"]
[Date "2011.02.05"]
[Round "8.8"]
[White "Naumann, Alexander"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2544"]
[BlackElo "2289"]
[PlyCount "87"]
[EventDate "2010.10.09"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Solingen"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nf3 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. Nc3 Nc7 7. 0-0 e5 8. a3 f6 9. d3 Be6 10. Be3 Qd7 11. Rc1 Rc8 12. Ne4 b6 13. b4 Nd5 14. bxc5 Nxe3 15. fxe3 f5 16. Nd6+ Bxd6 17. cxd6 Qxd6 18. Ng5 0-0 19. Nxe6 Qxe6 20. Qa4 Na5 21. Qb5 Kh8 22. Qd5 Qxd5 23. Bxd5 g6 24. g4 fxg4 25. Rxf8+ Rxf8 26. Rc7 a6 27. Kg2 Rd8 28. e4 h5 29. Kg3 g5 30. Re7 Rd6 31. Rxe5 Kg7 32. Rxg5+ Kh6 33. Kh4 Nc6 34. Rxh5+ Kg6 35. Kxg4 Nd4 36. Rg5+ Kh6 37. Rg8 b5 38. Rc8 Nxe2 39. Kf3 Nd4+ 40. Ke3 Nf5+ 41. exf5 Rxd5 42. Rc6+ Kg5 43. Ke4 Rxf5 44. h4+ 1-0

[Event "Bundesliga 1011"]
[Site "Germany"]
[Date "2010.11.13"]
[Round "3.8"]
[White "Koehler, Ronald"]
[Black "Skripchenko, Almira"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2289"]
[BlackElo "2464"]
[PlyCount "46"]
[EventDate "2010.10.09"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Werder Bremen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 f5 5. Nc3 Be7 6. Nd5 Bxg5 7. Bxg5 Qxg5 8. Nxc7+ Kd8 9. Nxa8 e3 10. fxe3 Qxe3 11. Qb3 f4 12. c5 dxc5 13. dxc5 Qxc5 14. Rd1+ Nd7 15. g3 Ngf6 16. Bg2 Ng4 17. Bxb7 Qf2+ 18. Kd2 Qe3+ 19. Kc2 Qxb3+ 20. Kxb3 Bxb7 21. Rxd7+ Kxd7 22. Rd1+ Kc8 23. Rc1+ Kb8 0-1

[Event "BL2-Sued 0910"]
[Site "Germany"]
[Date "2010.04.11"]
[Round "9.5"]
[White "Koehler, Ronald"]
[Black "Pernutz, Hans Gerhard"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2275"]
[BlackElo "2215"]
[PlyCount "85"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Saarbruecken"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. g3 Bg7 9. Bg2 0-0 10. 0-0 Nbd7 11. Rb1 Qc7 12. b3 Rab8 13. Re1 Rb7 14. Qc2 Rfb8 15. a3 Qc8 16. h3 Ne8 17. Bg5 Nc7 18. e4 Qf8 19. Bf4 f6 20. Bf1 Bxf1 21. Kxf1 Bh6 22. Bxh6 Qxh6 23. Kg2 Ne5 24. Nxe5 fxe5 25. Rb2 Qf8 26. Reb1 e6 27. b4 exd5 28. exd5 Qf7 29. bxc5 Rxb2 30. Rxb2 Rxb2 31. Qxb2 dxc5 32. Kh2 Ne8 33. a4 Nd6 34. Kg2 e4 35. Qb8+ Kg7 36. Qxd6 Qf3+ 37. Kg1 Qxc3 38. Qe7+ Kh6 39. Qxe4 c4 40. d6 Qa1+ 41. Kh2 Qxa4 42. Qf4+ Kg7 43. Qd4+ 1-0

[Event "BL2-Sued 0910"]
[Site "Germany"]
[Date "2010.03.21"]
[Round "8.8"]
[White "Koehler, Ronald"]
[Black "Wiendieck, Joerg"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2275"]
[BlackElo "1995"]
[PlyCount "59"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Krumbach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. Nh3 Bc5 6. Nf4 d6 7. Nc3 0-0 8. Be2 Bf5 9. 0-0 Nbc6 10. b3 a6 11. Bb2 Ne7 12. Qd2 N7g6 13. Ncd5 c6 14. b4 cxd5 15. bxc5 dxc5 16. Nxd5 Re8 17. Rad1 Rb8 18. Qc3 f6 19. f4 Nc6 20. Bf3 Be4 21. Bxe4 Rxe4 22. Qc2 Re8 23. Nxf6+ gxf6 24. Rxd8 Rbxd8 25. Bxf6 Rd6 26. Qc3 Nb4 27. Bg5 Rd3 28. Qf6 Rdxe3 29. f5 Rf8 30. Qd6 1-0

[Event "BL2-Sued 0910"]
[Site "Germany"]
[Date "2010.02.28"]
[Round "7.7"]
[White "Guenthner, Oliver"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2280"]
[BlackElo "2275"]
[PlyCount "83"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Neuhausen"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. Nc3 Nc7 7. 0-0 e5 8. d3 Be7 9. Nd2 Bd7 10. Nc4 f6 11. Ne3 Rc8 12. Bd2 b6 13. a3 Ne6 14. Ncd5 Ncd4 15. Nxe7 Qxe7 16. b4 Bc6 17. Bxc6+ Rxc6 18. Nc4 Qd7 19. e3 Nf5 20. b5 Rc7 21. Qg4 g6 22. Rfd1 Kf7 23. a4 h5 24. Qe2 h4 25. g4 Nd6 26. h3 Ng5 27. f4 exf4 28. exf4 Ne6 29. Qf2 Nxc4 30. dxc4 Qd4 31. Rac1 Rd7 32. Qxd4 Nxd4 33. Be3 Rhd8 34. Kf2 Nb3 35. Rxd7+ Rxd7 36. Rc3 Nd2 37. Rc2 Ne4+ 38. Kf3 f5 39. gxf5 gxf5 40. Ke2 Ke6 41. Rc1 Rg7 42. Rg1 1/2-1/2

[Event "BL2-Sued 0910"]
[Site "Germany"]
[Date "2010.01.24"]
[Round "5.6"]
[White "Koehler, Ronald"]
[Black "Naumann, Axel"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2275"]
[BlackElo "2258"]
[PlyCount "79"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Stuttgart"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. Nf3 d6 8. g3 Bg7 9. Bg2 0-0 10. 0-0 Nbd7 11. Rb1 Nb6 12. a3 Qc7 13. b3 Rfb8 14. Re1 Ra7 15. e4 Ng4 16. Qc2 Bd4 17. Nd1 Ne5 18. Nxe5 dxe5 19. Bf1 Bxf1 20. Kxf1 Nc8 21. Ne3 Nd6 22. a4 Rab7 23. Ba3 Qa5 24. Rec1 Qa6+ 25. Kg2 f5 26. exf5 Bxe3 27. fxe3 Nxf5 28. Bxc5 Rc7 29. Qd2 Rbc8 30. Ba3 Rxc1 31. Rxc1 Rxc1 32. Bxc1 Qb7 33. b4 e6 34. e4 Nd6 35. Qc3 Qa6 36. Qxe5 Qe2+ 37. Kh3 Qf1+ 38. Kh4 Nf7 39. Qb8+ Kg7 40. Bb2+ 1-0

[Event "BL2-Sued 0910"]
[Site "Germany"]
[Date "2009.12.13"]
[Round "4.7"]
[White "Koehler, Ronald"]
[Black "Schiendorfer, Emanuel"]
[Result "1/2-1/2"]
[ECO "A68"]
[WhiteElo "2275"]
[BlackElo "2215"]
[PlyCount "83"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Boeblingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Bg4 10. 0-0 Nbd7 11. Re1 Re8 12. h3 Bxf3 13. Bxf3 Qa5 14. Be3 b5 15. a3 b4 16. axb4 Qxb4 17. Re2 Nb6 18. Bf2 Nfd7 19. Qc1 Bd4 20. Kh1 Bxf2 21. Rxf2 a5 22. Rc2 c4 23. Na4 Nc5 24. Nxc5 Qxc5 25. Re2 Ra7 26. Qd2 a4 27. e5 a3 28. exd6 Rxe2 29. Qxe2 Qxd6 30. bxa3 Re7 31. Qd2 Rc7 32. Qb4 Qxb4 33. axb4 c3 34. Rc1 Nc8 35. b5 Kf8 36. d6 Nxd6 37. b6 Rc5 38. b7 Rb5 39. Rxc3 Nxb7 40. Rc7 Nd6 41. Rd7 Nf5 42. Bd5 1/2-1/2

[Event "BL2-Sued 0910"]
[Site "Germany"]
[Date "2009.11.29"]
[Round "3.8"]
[White "Koehler, Ronald"]
[Black "Melzer, Oliver"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2275"]
[BlackElo "2234"]
[PlyCount "46"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Untergrombach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. c5 Nbd7 6. Bf4 Nh5 7. Be3 Qc7 8. g3 g6 9. Bg2 Bg7 10. 0-0 0-0 11. Qd2 e5 12. Nxe5 Nxe5 13. dxe5 Qxe5 14. Rad1 Re8 15. Bd4 Qxd4 16. Qxd4 Bxd4 17. Rxd4 Nf6 18. e3 Bf5 19. Rc1 Re7 20. Ne2 Bg4 21. Nc3 Bf5 22. Ne2 Bg4 23. Nc3 Bf5 1/2-1/2

[Event "BL2-Sued 0910"]
[Site "Germany"]
[Date "2009.11.03"]
[Round "2.7"]
[White "Koehler, Ronald"]
[Black "Carbonnel, Pierre"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2275"]
[BlackElo "2264"]
[PlyCount "53"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Viernheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 b5 6. a4 Bb7 7. e4 Nxe4 8. Bxb5 Bd6 9. Qd3 Qa5+ 10. Nc3 Nxc3 11. Bd2 0-0 12. 0-0 Ne2+ 13. Qxe2 Qc7 14. Bc4 Bf4 15. Bc3 d6 16. Qe4 Bh6 17. Rfe1 Nd7 18. a5 a6 19. Qe7 g6 20. h4 Rfc8 21. Kf1 Bf8 22. Qg5 Re8 23. h5 Qd8 24. Qf4 Rxe1+ 25. Rxe1 Be7 26. hxg6 hxg6 27. Qh6 1-0

[Event "BL2-Sued 0910"]
[Site "Germany"]
[Date "2009.10.18"]
[Round "1.7"]
[White "Reefschlaeger, Helmut"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2313"]
[BlackElo "2275"]
[PlyCount "67"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Baden-Baden II"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 dxc4 7. Ne5 c5 8. dxc5 Bxc5 9. Nxc4 Qc7 10. Nc3 Nbd7 11. Qb3 Nb6 12. Nxb6 axb6 13. Bg5 Qe5 14. Bxf6 Qxf6 15. Ne4 Qe5 16. Rfd1 Ra5 17. e3 Be7 18. Rd2 Rb5 19. Qc2 Bb4 20. Rd3 Ba5 21. Rad1 f5 22. Rd8 Rc5 23. Nxc5 bxc5 24. Rxf8+ Kxf8 25. b4 Bb6 26. bxc5 Bc7 27. Rb1 h5 28. h4 g5 29. hxg5 h4 30. Qb2 hxg3 31. Qxe5 gxf2+ 32. Kxf2 Bxe5 33. Bxb7 Bd7 34. Bf3 1-0

[Event "Oberliga Ost-B 0809"]
[Site "Germany"]
[Date "2009.03.29"]
[Round "11.5"]
[White "Rubel, Julian"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2179"]
[BlackElo "2256"]
[PlyCount "68"]
[EventDate "2008.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Steinbach"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Qb3 Nc6 7. Bxc6+ bxc6 8. Qa4 Bd7 9. Nf3 f6 10. d3 e5 11. 0-0 Nb5 12. Be3 Nd4 13. Bxd4 cxd4 14. Ne4 Qb6 15. Qc2 Rb8 16. Rfc1 Be7 17. b3 0-0 18. Nc5 Qxc5 19. Qxc5 Bxc5 20. Rxc5 Kf7 21. Rac1 Rfc8 22. Nd2 Rb5 23. f4 Ke6 24. Ne4 h6 25. fxe5 fxe5 26. Rxb5 cxb5 27. Rxc8 Bxc8 28. b4 Kd5 29. Kf2 Bf5 30. Nc5 a5 31. a3 axb4 32. axb4 e4 33. Kf1 g5 34. Kf2 Ke5 1/2-1/2

[Event "Oberliga Ost-B 0809"]
[Site "Germany"]
[Date "2009.03.28"]
[Round "10.5"]
[White "Koehler, Ronald"]
[Black "Guenther, Peter"]
[Result "1/2-1/2"]
[ECO "E10"]
[WhiteElo "2256"]
[BlackElo "2256"]
[PlyCount "99"]
[EventDate "2008.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Frankfurt BvK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. a3 d6 5. Nc3 g6 6. e4 Bg7 7. d5 Ne7 8. Be2 0-0 9. 0-0 exd5 10. cxd5 c6 11. Bf4 cxd5 12. exd5 b6 13. Qd2 Bb7 14. Bc4 Rc8 15. Qd3 Qc7 16. Bb3 a6 17. Rfd1 b5 18. Rac1 Qd7 19. h3 Rfe8 20. Rc2 h6 21. Re2 g5 22. Bd2 Ng6 23. Rde1 Nh5 24. Re4 Nhf4 25. Qe3 Ne5 26. Nxe5 Bxe5 27. Qf3 f5 28. Rxf4 Bxf4 29. Rxe8+ Qxe8 30. Bxf4 gxf4 31. Qxf4 Qe1+ 32. Kh2 Qe5 33. Qg3+ Qxg3+ 34. Kxg3 Kf7 35. Kf4 Kf6 36. g4 fxg4 37. hxg4 Ke7 38. Ke3 Rc5 39. f3 a5 40. Kd4 b4 41. axb4 axb4 42. Nd1 Rc1 43. Ne3 Bc8 44. Bc2 Re1 45. b3 Bd7 46. Be4 Rc1 47. Nc2 Rd1+ 48. Kc4 Kf6 49. Nxb4 Bc8 50. Kc3 1/2-1/2

[Event "Oberliga Ost-B 0809"]
[Site "Germany"]
[Date "2009.03.15"]
[Round "9.6"]
[White "Eckhardt, Thorsten"]
[Black "Koehler, Ronald"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2177"]
[BlackElo "2256"]
[PlyCount "70"]
[EventDate "2008.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hungen Lich"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. c3 b6 5. Bd3 cxd4 6. exd4 Bb7 7. 0-0 Be7 8. Qe2 0-0 9. Bg5 h6 10. Bh4 d6 11. Nbd2 a6 12. a4 Re8 13. Bxf6 Bxf6 14. Ne4 Be7 15. Rfe1 Nd7 16. Rad1 Qc7 17. Bc2 Bc6 18. Qd3 Nf8 19. Nfd2 b5 20. axb5 axb5 21. Re3 f5 22. Ng3 f4 23. Rxe6 fxg3 24. fxg3 Nxe6 25. Qh7+ Kf8 26. Re1 Bf6 27. Bg6 Bd5 28. Ne4 Bxe4 29. Rxe4 Qc6 30. Re1 d5 31. Bh5 b4 32. Qg6 Kg8 33. Qf7+ Kh8 34. h4 Re7 35. Qg6 Nf8 0-1

[Event "Oberliga Ost-B 0809"]
[Site "Germany"]
[Date "2009.03.01"]
[Round "8.5"]
[White "Friedt, Edmund"]
[Black "Koehler, Ronald"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1905"]
[BlackElo "2256"]
[PlyCount "60"]
[EventDate "2008.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Erfurt SK II"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Be2 Ne7 13. 0-0 Bb7 14. Nxe7 Qxe7 15. Qd3 Rd8 16. Rad1 0-0 17. c4 bxc4 18. Qxc4 Kh8 19. Nc2 a5 20. Ne3 Bxe3 21. fxe3 g6 22. Bf3 Rc8 23. Qd3 Rc6 24. Rc1 Rfc8 25. Rxc6 Rxc6 26. Rd1 Qc7 27. a3 Qb6 28. Rd2 Kg7 29. Kf2 Ba6 30. Qd5 Bc4 0-1

[Event "Oberliga Ost-B 0809"]
[Site "Germany"]
[Date "2009.01.18"]
[Round "5.6"]
[White "Koehler, Ronald"]
[Black "Wohlfart, Paulus"]
[Result "1/2-1/2"]
[ECO "A88"]
[WhiteElo "2256"]
[BlackElo "2188"]
[PlyCount "62"]
[EventDate "2008.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Moerlenbach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 c6 8. d5 Bd7 9. Bd2 Na6 10. Qc1 Rc8 11. dxc6 Bxc6 12. Nd4 Bxg2 13. Ne6 Qd7 14. Nxf8 Qc6 15. Ne6 Bxf1 16. Qxf1 Bh8 17. Rc1 Qd7 18. Nd4 Rxc4 19. Ndb5 Ne4 20. Bh6 Nxc3 21. Nxc3 Qc6 22. Qd1 Nc7 23. Qd3 b5 24. Qe3 Bf6 25. Rd1 Qc5 26. Nd5 Qxe3 27. Nxf6+ Kf7 28. Bxe3 Kxf6 29. Bxa7 Ne6 30. Be3 Rc2 31. Rd2 Rxd2 1/2-1/2

[Event "Oberliga Ost-B 0809"]
[Site "Germany"]
[Date "2008.12.14"]
[Round "4.6"]
[White "Koehler, Ronald"]
[Black "Enneper, Eckhard"]
[Result "1-0"]
[ECO "D57"]
[WhiteElo "2256"]
[BlackElo "2177"]
[PlyCount "103"]
[EventDate "2008.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Offenbach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 Ne4 8. Bxe7 Qxe7 9. cxd5 Nxc3 10. bxc3 exd5 11. Qb3 Rd8 12. c4 dxc4 13. Bxc4 Nc6 14. Qc3 Bg4 15. 0-0 Bxf3 16. gxf3 Rd6 17. Kh1 b6 18. Rg1 Na5 19. Bd3 Qf6 20. Be4 Re8 21. Qc2 c5 22. dxc5 Rc8 23. Qa4 Rd2 24. cxb6 axb6 25. Rac1 Rcd8 26. Rg2 g6 27. Rcg1 Kh8 28. f4 Qh4 29. Qb4 R2d6 30. f3 Qf6 31. Qb5 Rd1 32. h3 Kg7 33. Rxd1 Rxd1+ 34. Kh2 Qa1 35. Qe5+ Qxe5 36. fxe5 Nc4 37. e6 fxe6 38. Rxg6+ Kf7 39. Rxh6 Nxe3 40. Kg3 Rd2 41. Kf4 Nc4 42. a4 Ra2 43. Bc6 Nb2 44. Ke5 Nd3+ 45. Kd6 Nb4 46. Be4 Rxa4 47. Rxe6 Ra2 48. Rh6 Kg7 49. Rg6+ Kf7 50. h4 Rh2 51. Ke5 Rxh4 52. Rxb6 1-0

[Event "Oberliga Ost-B 0809"]
[Site "Germany"]
[Date "2008.11.30"]
[Round "3.5"]
[White "Koehler, Ronald"]
[Black "Rechel, Ralf"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "2256"]
[BlackElo "2221"]
[PlyCount "63"]
[EventDate "2008.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Hofheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 Qe8 8. d5 a5 9. Bd2 Na6 10. Qc1 Bd7 11. Bh6 Nc5 12. Bxg7 Kxg7 13. b3 e5 14. dxe6 Nxe6 15. Qb2 Kg8 16. e3 Bc6 17. Rfd1 Qf7 18. Rac1 Ne4 19. Nd5 Rae8 20. a3 g5 21. b4 axb4 22. axb4 b6 23. Ra1 Ra8 24. Rxa8 Rxa8 25. Nd2 Nxd2 26. Nf6+ Kf8 27. Bxc6 Nxc4 28. Nd7+ Ke7 29. Qc3 Rg8 30. Qxc4 Nd8 31. Bd5 Qh5 32. Rd2 1-0

[Event "Oberliga Ost-B 0809"]
[Site "Germany"]
[Date "2008.11.29"]
[Round "2.5"]
[White "Mayer, Frank"]
[Black "Koehler, Ronald"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2331"]
[BlackElo "2256"]
[PlyCount "54"]
[EventDate "2008.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Wiesbaden"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nc6 8. 0-0 Be7 9. Qe2 0-0 10. a3 Qb6 11. Qe4 Na5 12. Bd3 f5 13. exf6 Nxf6 14. Qh4 Nb3 15. Ra2 Nxc1 16. Rxc1 h6 17. Nbd2 Bd7 18. Nc4 Qb3 19. Bb1 Rac8 20. Nfd2 Qb5 21. Rf1 Qh5 22. Qg3 Nd5 23. Bg6 Qg5 24. Ne3 Nf4 25. Qxg5 Bxg5 26. Be4 Ne2+ 27. Kh1 Bxe3 0-1

[Event "Oberliga Ost-B 0809"]
[Site "Germany"]
[Date "2008.10.26"]
[Round "1.6"]
[White "Arbinger, Roland"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "A65"]
[WhiteElo "2124"]
[BlackElo "2256"]
[PlyCount "62"]
[EventDate "2008.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Giessen"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. Bd3 Bg7 8. Nge2 0-0 9. 0-0 a6 10. a4 Nbd7 11. f4 Re8 12. Ng3 Rb8 13. Qf3 Qc7 14. Bc2 b5 15. axb5 axb5 16. e5 dxe5 17. f5 e4 18. Ncxe4 Ne5 19. Nxf6+ Bxf6 20. Qd1 Nc4 21. fxg6 Bd4+ 22. Qxd4 cxd4 23. gxf7+ Qxf7 24. Rxf7 Kxf7 25. Bf4 Rb7 26. b3 Ne3 27. Bxh7 Nxd5 28. Bd2 Nf6 29. Rf1 Kg7 30. Bd3 Be6 31. Bg5 Nd5 1/2-1/2

[Event "BL2-West 0708"]
[Site "Germany"]
[Date "2008.04.06"]
[Round "8.5"]
[White "Balcerak, Jakob"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2420"]
[BlackElo "2267"]
[PlyCount "75"]
[EventDate "2007.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Koeln Porz"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 d6 6. 0-0 Nf6 7. Ng5 0-0 8. f4 Bg4 9. Qe1 exf4 10. Bxf4 h6 11. Nf3 Qd7 12. Qd2 Kh7 13. Rae1 Nh5 14. Be3 f5 15. Nd5 Rae8 16. Nxe7 Rxe7 17. Nh4 f4 18. h3 Ne5 19. Bxf4 Nxc4 20. dxc4 Be6 21. Bxd6 Rxf1+ 22. Rxf1 Bxc4 23. Re1 Rf7 24. b3 Be6 25. Nf3 Rf6 26. Bxc5 Qc7 27. Bd6 Qc8 28. e5 Rg6 29. Kh2 Ng3 30. Nh4 Rg5 31. Be7 Nf5 32. Bxg5 hxg5 33. Nxf5 Bxf5 34. Qxg5 Qxc2 35. e6 Qf2 36. Qxf5+ Qxf5 37. e7 Qf4+ 38. Kh1 1-0

[Event "BL2-West 0708"]
[Site "Germany"]
[Date "2008.03.09"]
[Round "7.5"]
[White "Koehler, Ronald"]
[Black "Stets, Dmitry"]
[Result "0-1"]
[ECO "A68"]
[WhiteElo "2267"]
[BlackElo "2426"]
[PlyCount "74"]
[EventDate "2007.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Gerresheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 0-0 7. Nf3 a6 8. a4 e6 9. Be2 exd5 10. cxd5 Bg4 11. 0-0 Nbd7 12. h3 Bxf3 13. Bxf3 Qa5 14. Bd2 Rfe8 15. Qc2 c4 16. Nd1 Qc7 17. Nf2 Rac8 18. Rac1 b5 19. axb5 axb5 20. b3 Qb6 21. b4 c3 22. Bxc3 Nxd5 23. exd5 Rxc3 24. Qd2 Rxc1 25. Qxc1 Bd4 26. g3 Ra8 27. Qc2 Ra3 28. Kg2 Qa7 29. Be2 Nf6 30. Qc6 Qe7 31. Qxb5 Qe3 32. Nh1 Ne4 33. Qc4 Nxg3 34. Qc8+ Kg7 35. Nxg3 Qxg3+ 36. Kh1 h5 37. b5 Ra2 0-1

[Event "BL2-West 0708"]
[Site "Germany"]
[Date "2008.02.10"]
[Round "6.6"]
[White "Koehler, Ronald"]
[Black "Dann, Matthias"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2267"]
[BlackElo "2118"]
[PlyCount "88"]
[EventDate "2007.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Griesheim"]
[BlackTeam "Schott Mainz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Bd6 7. e3 h6 8. Bh4 Bg4 9. Be2 Nbd7 10. Rb1 Qe7 11. 0-0 g5 12. Bg3 Bxg3 13. hxg3 Ne4 14. Nxe4 dxe4 15. Nd2 Bxe2 16. Qxe2 0-0 17. b4 a6 18. Qc4 Rae8 19. a4 Nb6 20. Qb3 Nd5 21. b5 axb5 22. axb5 f5 23. Rfc1 Qf6 24. Nf1 Rf7 25. Qc4 Re6 26. bxc6 bxc6 27. Rc2 Kh7 28. Qa6 f4 29. gxf4 gxf4 30. exf4 Nxf4 31. Rb7 Rg7 32. Ne3 c5 33. Qa7 Rxb7 34. Qxb7+ Re7 35. Qc8 cxd4 36. Nf5 Rf7 37. Rc7 d3 38. Nd6 Rxc7 39. Qxc7+ Kg6 40. Nxe4 Ne2+ 41. Kh1 Qa1+ 42. Kh2 Qg1+ 43. Kh3 Qh1+ 44. Kg4 Qh5# 0-1

[Event "BL2-West 0708"]
[Site "Germany"]
[Date "2007.12.09"]
[Round "4.5"]
[White "Pruijssers, Roeland"]
[Black "Koehler, Ronald"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2408"]
[BlackElo "2267"]
[PlyCount "127"]
[EventDate "2007.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Emsdetten Turm"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Ne7 13. Ncb4 0-0 14. a4 bxa4 15. Qxa4 a5 16. Bb5 Bb7 17. Nc6 Bxc6 18. Bxc6 Rb8 19. Ra2 g6 20. 0-0 Qc8 21. Nxe7+ Bxe7 22. Rd1 Rb6 23. Bb5 Qb7 24. Rd5 f5 25. exf5 gxf5 26. Qc4 Kg7 27. Rxa5 Ra8 28. Rxa8 Qxa8 29. Rd1 Qb7 30. Be8 Rxb2 31. Qf7+ Kh8 32. Qxf5 Qb8 33. Qf7 Rb1 34. Ba4 Rxd1+ 35. Bxd1 Qf8 36. Qd5 Qg8 37. Qb7 Qg5 38. g3 Kg7 39. Kg2 Qf6 40. Bf3 Qf8 41. Qd7 Qf6 42. Bd5 Kh8 43. c4 Kg7 44. Qg4+ Qg6 45. Qc8 Bf8 46. Qd7+ Kh8 47. h4 Qf6 48. Be4 Be7 49. Qe8+ Kg7 50. Qh5 Qh6 51. Qf5 Qg6 52. Qf3 Qf6 53. Qg4+ Kh8 54. Qh5 Qg7 55. Bxh7 Bf8 56. c5 dxc5 57. Be4+ Qh6 58. Qxe5+ Qg7 59. Qh5+ Qh6 60. Qxh6+ Bxh6 61. f4 c4 62. Kf3 c3 63. g4 Bf8 64. g5 1-0

[Event "BL2-West 0708"]
[Site "Germany"]
[Date "2007.11.25"]
[Round "3.6"]
[White "Schneider, Bernd"]
[Black "Koehler, Ronald"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2421"]
[BlackElo "2267"]
[PlyCount "37"]
[EventDate "2007.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Solingen II"]
[BlackTeam "Griesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nc7 7. 0-0 e5 8. a3 f6 9. Rb1 Bf5 10. d3 Qd7 11. Be3 Rc8 12. Nd2 Bh3 13. Bxh3 Qxh3 14. Nde4 b6 15. b4 cxb4 16. axb4 Qd7 17. Qa4 Ne6 18. Rfc1 Be7 19. f4 1/2-1/2

