[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2022.05.29"]
[Round "6.3"]
[White "Gruermann, Martin"]
[Black "Kueppers, Timo"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2230"]
[BlackElo "2286"]
[PlyCount "100"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Essen Katernberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. g3 Nf6 5. e5 dxe5 6. Nxe5 Nbd7 7. d4 Nxe5 8. dxe5 Qxd1+ 9. Nxd1 Ng4 10. f4 Bf5 11. Bg2 0-0-0 12. Ne3 Nxe3 13. Bxe3 e6 14. c3 Be7 15. Kf2 Kc7 16. Rhd1 Bc2 17. Rxd8 Rxd8 18. Bf3 Ba4 19. b3 Bc6 20. c4 Bxf3 21. Kxf3 b5 22. Rc1 b4 23. Ke2 a5 24. Rd1 Ra8 25. a4 bxa3 26. Ra1 a4 27. Rxa3 axb3 28. Rxb3 Ra2+ 29. Bd2 h5 30. Rc3 Kc6 31. Kd3 Bd8 32. Rc2 Ra3+ 33. Rc3 Ra2 34. Rc2 Ra3+ 35. Rc3 Ra8 36. Rc2 Bb6 37. Be3 Ra3+ 38. Rc3 Ra4 39. Rc2 Ba5 40. Ke4 g6 41. Kf3 Ra3 42. Ke4 Ra1 43. Kf3 Ra3 44. Ke4 Bb4 45. Kf3 Kb6 46. Ke4 Ra1 47. Rb2 Kc6 48. Bd2 Bxd2 49. Rxd2 Re1+ 50. Kd3 Ra1 1/2-1/2

[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2022.05.08"]
[Round "9.4"]
[White "Zavgorodniy, Sergiy"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2423"]
[BlackElo "2230"]
[PlyCount "71"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Siegburg"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. d3 c5 3. Nf3 Nc6 4. c3 g6 5. Be2 Bg7 6. 0-0 0-0 7. Re1 d5 8. Nbd2 b6 9. e5 Ne8 10. d4 cxd4 11. cxd4 Bf5 12. Nf1 f6 13. Qa4 Rc8 14. Ba6 Rc7 15. exf6 Bxf6 16. Bh6 Bg7 17. Bxg7 Nxg7 18. Ne3 e6 19. Bb5 Ne7 20. Ne5 g5 21. Qb4 Nc8 22. Rac1 Ne7 23. Qd2 h6 24. Rxc7 Qxc7 25. Rc1 Qb7 26. Bd7 Rd8 27. Bc6 Nxc6 28. Nxc6 Rd7 29. b4 Rc7 30. b5 Bg6 31. Ng4 Nf5 32. h4 Nd6 33. Qe2 Ne4 34. f3 h5 35. Nge5 Ng3 36. Qe1 1-0

[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2022.04.10"]
[Round "8.3"]
[White "Helbig, Mark"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "2266"]
[BlackElo "2230"]
[PlyCount "99"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. cxd5 Bxf3 5. dxc6 Bxc6 6. Nc3 Nf6 7. f3 e5 8. dxe5 Qxd1+ 9. Kxd1 0-0-0+ 10. Kc2 Nd7 11. e6 fxe6 12. e4 Bc5 13. Bc4 Rde8 14. Rd1 Rhf8 15. Rb1 Ne5 16. Be2 Rd8 17. Rxd8+ Kxd8 18. b4 Bd6 19. Be3 a6 20. a4 Be8 21. b5 axb5 22. Nxb5 Bxb5 23. Rxb5 b6 24. a5 bxa5 25. Rxa5 h6 26. f4 Nc6 27. Ra8+ Ke7 28. Rxf8 Kxf8 29. e5 Be7 30. Kd3 Nb4+ 31. Ke4 Nd5 32. Bd4 Bb4 33. Bc4 c6 34. g4 g6 35. f5 gxf5+ 36. gxf5 exf5+ 37. Kxf5 Ke7 38. h4 Ba3 39. h5 Bc1 40. Bc5+ Ke8 41. Bxd5 cxd5 42. Ke6 Bg5 43. Kxd5 Kf7 44. Bd4 Ke7 45. e6 Bd2 46. Ke5 Bc1 47. Bc5+ Ke8 48. Kf5 Bd2 49. Bd6 Bg5 50. Bf4 1-0

[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2022.04.03"]
[Round "5.3"]
[White "Erwich, Marc"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "2365"]
[BlackElo "2230"]
[PlyCount "71"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. Nc3 d5 3. e5 Ne4 4. d4 Nxc3 5. bxc3 c5 6. f4 Nc6 7. Nf3 Bg4 8. Rb1 Qc7 9. Be3 cxd4 10. cxd4 e6 11. Bb5 Be7 12. 0-0 0-0 13. h3 Bf5 14. Qd2 Rac8 15. Bd3 Be4 16. Ng5 Bxg5 17. fxg5 Na5 18. Bf2 Nc4 19. Qe2 Qa5 20. Rxb7 Qxa2 21. Bxe4 dxe4 22. Be1 Rb8 23. Rfxf7 Rxb7 24. Rxb7 Qa1 25. c3 Qc1 26. Qxc4 Qxe1+ 27. Kh2 Qf2 28. Qxe6+ Kh8 29. Qg4 e3 30. Qg3 Kg8 31. Rb1 Qc2 32. Re1 Qxc3 33. Qxe3 Qxe3 34. Rxe3 Ra8 35. e6 a5 36. d5 1-0

[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2022.03.06"]
[Round "4.3"]
[White "Gruermann, Martin"]
[Black "Kartsev, Soel"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2230"]
[BlackElo "2196"]
[PlyCount "56"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Brackel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Nf6 3. c4 c6 4. Nc3 cxd5 5. d4 e6 6. Nf3 Bb4 7. cxd5 Nxd5 8. Bd2 Nc6 9. Bd3 b6 10. Rc1 Bb7 11. 0-0 Be7 12. Re1 0-0 13. Nxd5 Qxd5 14. Be4 Qd6 15. Ne5 Rac8 16. Bf4 Nxe5 17. Bxb7 Rxc1 18. Qxc1 Qd7 19. Bxe5 Qxb7 20. Qe3 Qd5 21. a3 Rd8 22. h3 f6 23. Bg3 Kf7 24. Qe2 Bd6 25. Bxd6 Rxd6 26. Rc1 Rd7 27. Rc8 Qf5 28. Qd1 h6 1/2-1/2

[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2021.12.12"]
[Round "3.3"]
[White "Hausrath, Daniel"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2480"]
[BlackElo "2230"]
[PlyCount "89"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 0-0 6. 0-0 c5 7. c4 d4 8. b4 Re8 9. bxc5 Nc6 10. d3 Nd7 11. Nbd2 Nxc5 12. Ba3 Qa5 13. Bxc5 Qxc5 14. Qa4 Bd7 15. Rab1 b6 16. Rfc1 Ne5 17. Qa6 Qc8 18. Qa3 Nxf3+ 19. Bxf3 Bc6 20. c5 Bxf3 21. Nxf3 Qe6 22. Kg2 bxc5 23. Rxc5 Bf6 24. Rbc1 Rab8 25. Rc6 Qd5 26. R1c5 Qd7 27. Qc1 Kg7 28. Qc2 Rb6 29. Rc7 Qe6 30. R5c6 Qd5 31. Qa4 Reb8 32. Rc5 Qe6 33. Rc2 Ra6 34. Qc4 Qxc4 35. R7xc4 Rb1 36. g4 h6 37. h4 Ra5 38. Nxd4 Ra1 39. Nb3 R5xa2 40. Nxa1 Rxa1 41. h5 a5 42. hxg6 Kxg6 43. d4 h5 44. gxh5+ Kxh5 45. e3 1-0

[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2021.11.28"]
[Round "2.3"]
[White "Gruermann, Martin"]
[Black "Franke, Johannes"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2230"]
[BlackElo "2285"]
[PlyCount "50"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Wattenscheid"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. Nf3 Nd7 6. Be3 Ngf6 7. h3 0-0 8. Be2 e5 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Qxd8 Rxd8 12. Rd1 Rxd1+ 13. Kxd1 Be6 14. Kc2 Bf8 15. Rd1 Nd7 16. Na4 Be7 17. f3 Kf8 18. Bf1 Ke8 19. Be2 Rd8 20. Nc3 Bc5 21. Bxc5 Nxc5 22. Rxd8+ Kxd8 23. b4 Nd7 24. c5 Kc7 25. a3 a5 1/2-1/2

[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2021.10.31"]
[Round "1.4"]
[White "Gruermann, Martin"]
[Black "Schneider, Bernd"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2230"]
[BlackElo "2339"]
[PlyCount "22"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Bochum II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nf3 c6 4. c4 d5 5. cxd5 cxd5 6. exd5 Nf6 7. Bc4 0-0 8. Nc3 Nbd7 9. 0-0 Nb6 10. Bb3 Nbxd5 11. Re1 b6 1/2-1/2

[Event "Oberliga NRW 1920"]
[Site "Germany"]
[Date "2020.02.16"]
[Round "6.5"]
[White "Oltmanns, Jan"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "B05"]
[WhiteElo "2008"]
[BlackElo "2192"]
[PlyCount "54"]
[EventDate "2019.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. exd6 exd6 6. c4 Nb6 7. Be2 Be7 8. 0-0 0-0 9. Nc3 Nc6 10. b3 Re8 11. Be3 Bf6 12. Qd2 h6 13. h3 Bh5 14. Rfe1 d5 15. c5 Nc8 16. Nh2 Bxe2 17. Nxe2 N8e7 18. Ng3 Bg5 19. Bxg5 hxg5 20. Qxg5 Nxd4 21. Nh5 Ng6 22. Rxe8+ Qxe8 23. Qxd5 Rd8 24. Qxb7 Qe5 25. Ng3 Ne2+ 26. Nxe2 Qxa1+ 27. Nf1 Qxf1+ 0-1

[Event "Oberliga NRW 1920"]
[Site "Germany"]
[Date "2020.01.26"]
[Round "5.5"]
[White "Gruermann, Martin"]
[Black "Bashilin, Roman"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2192"]
[BlackElo "2250"]
[PlyCount "97"]
[EventDate "2019.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Wuppertal Bahn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 c5 5. exd5 exd5 6. dxc5 Nf6 7. Nge2 0-0 8. 0-0 h6 9. Na4 b6 10. c3 Bxc5 11. Nxc5 bxc5 12. b4 Nbd7 13. Bf4 Re8 14. Re1 Qb6 15. Rb1 c4 16. Bc2 Bb7 17. Qd2 Nf8 18. Be3 Qd8 19. Bd4 Ne4 20. Qd1 Ne6 21. f3 Nd6 22. a4 Qg5 23. Ng3 Nf4 24. Rxe8+ Rxe8 25. Qf1 h5 26. Re1 Re6 27. Rxe6 fxe6 28. Bxa7 h4 29. Ne2 e5 30. Nxf4 Qxf4 31. Bc5 Nf7 32. Qe1 h3 33. Qe3 Qf6 34. g3 Ng5 35. f4 Nf7 36. fxe5 Nxe5 37. Qf4 Nf3+ 38. Kf2 Nxh2 39. Qxf6 Ng4+ 40. Kf1 gxf6 41. Bd4 Bc8 42. b5 Kf7 43. a5 Ke6 44. a6 Ne5 45. Bd1 Kf5 46. Bh5 Kg5 47. a7 Bb7 48. Be8 Nf3 49. Bc6 1-0

[Event "Oberliga NRW 1920"]
[Site "Germany"]
[Date "2019.12.15"]
[Round "4.4"]
[White "Gruermann, Martin"]
[Black "Wengenroth, Walter"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2192"]
[BlackElo "2229"]
[PlyCount "50"]
[EventDate "2019.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Wattenscheid"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. c4 Nf6 8. Nc3 e6 9. 0-0 Be7 10. b3 0-0 11. Bb2 Qa5 12. Rfe1 Rfe8 13. h3 Qh5 14. Rad1 a6 15. Qe3 b5 16. Nd4 Bd7 17. cxb5 axb5 18. a3 Rab8 19. Nce2 Qc5 20. Rc1 Qb6 21. f3 Bd8 22. Kh1 h6 23. Nc2 e5 24. Qxb6 Bxb6 25. Red1 Be6 1/2-1/2

[Event "Oberliga NRW 1920"]
[Site "Germany"]
[Date "2019.11.10"]
[Round "3.6"]
[White "Pieper, Dawid"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2159"]
[BlackElo "2192"]
[PlyCount "41"]
[EventDate "2019.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Plettenberg"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. Nc3 Nxc3 4. dxc3 d6 5. Nf3 g6 6. Bf4 Bg7 7. Qd2 0-0 8. 0-0-0 Nc6 9. h3 dxe5 10. Qe1 Qe8 11. Nxe5 Nxe5 12. Bxe5 Bh6+ 13. Kb1 Qc6 14. Bd3 Be6 15. Qe4 Qxe4 16. Bxe4 c6 17. Rd3 Rfd8 18. Rhd1 Rxd3 19. Rxd3 Kf8 20. b3 Ke8 21. Bd4 1/2-1/2

[Event "Oberliga NRW 1920"]
[Site "Germany"]
[Date "2019.10.13"]
[Round "2.6"]
[White "Gruermann, Martin"]
[Black "Gruenter, Martin"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2192"]
[BlackElo "2162"]
[PlyCount "90"]
[EventDate "2019.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Essen Katernberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. c4 Nf6 8. Nc3 e6 9. 0-0 Be7 10. Re1 h6 11. b3 0-0 12. Bb2 a6 13. Rad1 Qc7 14. h3 Rfd8 15. Qe3 b5 16. Nd5 exd5 17. exd5 Bd7 18. Qxe7 Re8 19. Bxf6 Rxe7 20. Bxe7 bxc4 21. Nd2 cxb3 22. axb3 Qb7 23. Bxd6 Qxd5 24. Nc4 Qb5 25. Ne5 Be6 26. b4 Rd8 27. Nf3 Qc6 28. Ne5 Qb5 29. Nf3 Qb7 30. Ne5 Bd5 31. Bc5 Rc8 32. Re3 a5 33. Ra3 axb4 34. Ra7 Rxc5 35. Rxb7 Bxb7 36. Rd8+ Kh7 37. Nd7 Rc8 38. Rxc8 Bxc8 39. Nc5 Be6 40. Kf1 b3 41. Na4 Kg6 42. Ke2 Bc4+ 43. Ke3 Bf1 44. Kf3 Kf5 45. h4 Ke5 0-1

[Event "Oberliga NRW 1920"]
[Site "Germany"]
[Date "2019.09.15"]
[Round "1.4"]
[White "Wilde, Pierre"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2220"]
[BlackElo "2192"]
[PlyCount "76"]
[EventDate "2019.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Muenster"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 b6 2. Nc3 Bb7 3. e4 e6 4. g3 f5 5. Bg2 Nf6 6. d3 Bb4 7. Nge2 fxe4 8. 0-0 0-0 9. dxe4 e5 10. a3 Be7 11. h3 c5 12. Nd5 Nc6 13. Qd3 d6 14. Bd2 Nd4 15. b4 Nxd5 16. exd5 Bc8 17. Nxd4 exd4 18. Kh2 Bf5 19. Be4 Qd7 20. Bxf5 Qxf5 21. Qxf5 Rxf5 22. Rae1 Bf8 23. f4 Rf7 24. bxc5 bxc5 25. Rb1 Re8 26. Kg2 Ree7 27. Rb3 Rb7 28. Rfb1 Rxb3 29. Rxb3 g6 30. Kf3 Re7 31. a4 Kf7 32. a5 a6 33. Rb6 Ra7 34. g4 Ke7 35. Ke4 Kf7 36. Kf3 Ke7 37. Ke4 Kf7 38. Kf3 Ke7 1/2-1/2

[Event "NRW Class1 1819"]
[Site "Germany"]
[Date "2019.04.14"]
[Round "8.6"]
[White "Gruermann, Martin"]
[Black "Broehl, Stephan"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2208"]
[BlackElo "2087"]
[PlyCount "55"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Niederkassel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. 0-0 Bg6 7. c3 Ne7 8. Bf4 Nc8 9. Nbd2 Be7 10. b4 0-0 11. Nb3 b6 12. Qd2 c5 13. c4 cxb4 14. cxd5 exd5 15. Ba6 Rb8 16. Rac1 Be4 17. e6 Nd6 18. exd7 Bxf3 19. gxf3 Qxd7 20. Bd3 a5 21. Rfe1 Rbc8 22. Qe2 Bf6 23. Be5 Bg5 24. Bxd6 Qxd6 25. Rxc8 Rxc8 26. Qe8+ Qf8 27. Qd7 Rd8 28. Qf5 1-0

[Event "NRW Class1 1819"]
[Site "Germany"]
[Date "2019.03.17"]
[Round "7.8"]
[White "Gruermann, Martin"]
[Black "Gutkin, Ilya"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2208"]
[BlackElo "2028"]
[PlyCount "96"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Krefelder Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8. Nc3 a6 9. g3 b5 10. Bg2 Bb7 11. 0-0 c5 12. Re1 cxd4 13. Qxd4 Qxd4 14. Nxd4 Bxg2 15. Kxg2 Ra7 16. Rad1 0-0 17. Rd3 Rc8 18. Nce2 Rd7 19. c3 Bf6 20. Re3 Nc6 21. Nxc6 Rxc6 22. Nf4 Rcd6 23. Kf3 Kf8 24. R3e2 Rd1 25. Rxd1 Rxd1 26. Rc2 Ke7 27. Ke2 Rd6 28. Nd3 Kd7 29. Nc5+ Ke7 30. Rd2 Rc6 31. Nb3 Be5 32. Kd3 Bc7 33. Nd4 Rd6 34. Ke2 Bb6 35. Nf3 f6 36. Rxd6 Kxd6 37. Nd2 Kd5 38. b3 Ba7 39. Nf1 Ke4 40. f3+ Kd5 41. Kd3 Bg1 42. h3 h5 43. Nd2 Bf2 44. c4+ bxc4+ 45. bxc4+ Kc6 46. g4 fxg4 47. fxg4 hxg4 48. hxg4 Bh4 1/2-1/2

[Event "NRW Class1 1819"]
[Site "Germany"]
[Date "2019.02.17"]
[Round "6.7"]
[White "Gruermann, Martin"]
[Black "Krueger, Andre"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2208"]
[BlackElo "1970"]
[PlyCount "75"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Oberhausen SV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. 0-0 Nf6 7. Bd2 Bg4 8. Bc3 0-0 9. Nbd2 Nd7 10. Bxg7 Kxg7 11. h3 Bxf3 12. Qxf3 e5 13. Qe3 Qe7 14. f4 f6 15. fxe5 Qxe5 16. c3 Rae8 17. Rf2 Qe6 18. b3 b6 19. Raf1 Re7 20. d4 cxd4 21. cxd4 c5 22. dxc5 Nxc5 23. Qc3 Qe5 24. Qc2 Qd4 25. Kh1 Nxe4 26. Nxe4 Qxe4 27. Qc3 Qe5 28. Qc6 Rff7 29. Rd2 Rc7 30. Qa8 Rf8 31. Qf3 Re8 32. Rfd1 Rce7 33. Rd7 Rxd7 34. Rxd7+ Re7 35. Qb7 Qe1+ 36. Kh2 Qe5+ 37. Kh1 Qe1+ 38. Kh2 1/2-1/2

[Event "NRW Class1 1819"]
[Site "Germany"]
[Date "2019.01.13"]
[Round "5.7"]
[White "Hagenhoff, Georg"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1794"]
[BlackElo "2208"]
[PlyCount "54"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Lippstadt Turm"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 a6 3. g3 b5 4. Bg2 Bb7 5. d3 e6 6. Be3 Nf6 7. h3 d5 8. e5 Nfd7 9. d4 cxd4 10. Bxd4 Nc6 11. f4 Nxd4 12. Qxd4 Bc5 13. Qd2 Qb6 14. Nf3 0-0 15. Nd1 f6 16. Rf1 fxe5 17. fxe5 Qc7 18. Qe2 Rf5 19. g4 Rf4 20. Ng5 Rxf1+ 21. Bxf1 Re8 22. Nf3 Rf8 23. Bg2 h6 24. Nc3 Bb4 25. 0-0-0 Bxc3 26. bxc3 Qxc3 27. Nd4 Qa1+ 0-1

[Event "NRW Class1 1819"]
[Site "Germany"]
[Date "2018.12.09"]
[Round "4.7"]
[White "Gruermann, Martin"]
[Black "Haas, Kai Markus"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2208"]
[BlackElo "1931"]
[PlyCount "79"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Nienberge"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Nf3 Qxd5 5. Be2 Nc6 6. c4 Qf5 7. h3 Bxf3 8. Bxf3 Qe6+ 9. Be2 0-0-0 10. Be3 Qf5 11. 0-0 e6 12. Nc3 Be7 13. a3 Rd7 14. g4 Qa5 15. b4 Bxb4 16. axb4 Qxb4 17. Qc2 Nxd4 18. Bxd4 Rxd4 19. Rxa7 Ne8 20. Rb1 Qc5 21. Qa4 Qc6 22. Raxb7 Qxa4 23. Nxa4 h5 24. Rb8+ Kd7 25. Rd1 Rxd1+ 26. Bxd1 hxg4 27. hxg4 Rh6 28. c5 Rg6 29. Be2 Nf6 30. Bb5+ Ke7 31. f3 Nd5 32. Kf2 e5 33. Re8+ Kf6 34. Bc4 Nf4 35. Nc3 Rh6 36. Ne4+ Kg6 37. Rxe5 f6 38. Re7 Rh2+ 39. Kg3 Rc2 40. Bf7+ 1-0

[Event "NRW Class1 1819"]
[Site "Germany"]
[Date "2018.11.18"]
[Round "3.7"]
[White "Stork, Holger"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "2064"]
[BlackElo "2208"]
[PlyCount "90"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Lieme"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bc4 e6 7. Bf4 Qc7 8. Qe2 h6 9. Bg3 b6 10. 0-0-0 Bb7 11. Rd2 0-0-0 12. Rhd1 g5 13. h3 Rg8 14. Nh2 Nb8 15. Ng4 Qc6 16. Nf6 Rg6 17. Bb5 Qxg2 18. Bxd7+ Nxd7 19. Nxd7 Be7 20. Nf6 Qc6 21. Rxd8+ Bxd8 22. Qd3 Be7 23. f3 a6 24. Ne4 Qd5 25. c4 Qxd3 26. cxd3 Kd7 27. Kd2 f5 28. exf6 Bxf6 29. Nxf6+ Rxf6 30. Rf1 Rxf3 31. Rxf3 Bxf3 32. Ke3 Bg2 33. h4 Bh3 34. hxg5 hxg5 35. d4 Kc6 36. Ke4 Bf5+ 37. Ke5 Bb1 38. d5+ exd5 39. cxd5+ Kd7 40. a3 g4 41. d6 Bc2 42. Kd5 Bb3+ 43. Ke5 b5 44. Bf2 c4 45. Bg3 a5 1/2-1/2

[Event "NRW Class1 1819"]
[Site "Germany"]
[Date "2018.09.16"]
[Round "1.6"]
[White "Gruermann, Martin"]
[Black "Donner, Bernd"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2208"]
[BlackElo "2135"]
[PlyCount "66"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Weidenau/Geisweid"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nd7 3. Nf3 g6 4. c4 Bg7 5. Nc3 e5 6. Be2 exd4 7. Nxd4 Ngf6 8. Be3 0-0 9. Qd2 Re8 10. f3 Nb6 11. 0-0-0 c6 12. g4 d5 13. g5 Nfd7 14. cxd5 cxd5 15. h4 Ne5 16. Bf2 Bd7 17. Kb1 Rc8 18. exd5 Nec4 19. Bxc4 Nxc4 20. Qc2 Qa5 21. Qb3 a6 22. Ka1 b5 23. Nc6 Bxc6 24. dxc6 Nxb2 25. Bd4 Nxd1 26. Bxg7 Kxg7 27. Rxd1 Rxc6 28. Ne4 Qc7 29. Rd7 Qxd7 30. Qb2+ Kg8 31. Nf6+ Rxf6 32. gxf6 Re1+ 33. Qb1 Qd4# 0-1

[Event "NRW Class2 1718"]
[Site "Germany"]
[Date "2018.04.29"]
[Round "9.5"]
[White "Rempe, Moritz"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "1998"]
[BlackElo "2201"]
[PlyCount "115"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Bochum SG II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nf6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. Nbd2 d5 8. Ng5 h6 9. exd5 Nxd5 10. Nge4 b6 11. Nc4 Bb7 12. h4 f5 13. Ned6 exd6 14. Bxd5+ Kh7 15. c3 b5 16. Qb3 Nd4 17. cxd4 Bxd5 18. Qxb5 Bxd4 19. Qa6 f4 20. Qxd6 Qxd6 21. Nxd6 fxg3 22. Be3 gxf2+ 23. Bxf2 Rxf2 24. Rxf2 Rf8 25. Raf1 Rf3 26. Ne4 Kg7 27. Kh2 Bxf2 28. Nxf2 Kf7 29. b3 g5 30. hxg5 hxg5 31. Kg1 Rg3+ 32. Kh2 Rg2+ 33. Kh3 Kg6 34. Ne4 Bxe4 35. dxe4 Rxa2 36. Rc1 Ra5 37. Kg4 Rb5 38. Rc3 Kf6 39. Kf3 Ke5 40. Ke3 Kd6 41. Rd3+ Kc6 42. e5 Rb4 43. Rd6+ Kc7 44. Rd5 Rxb3+ 45. Ke4 g4 46. Rxc5+ Kd8 47. Ra5 Rb7 48. Kf4 Rg7 49. Kg3 Kc8 50. Ra6 Kb7 51. Rf6 Rg5 52. e6 a5 53. Kf4 Rg8 54. e7 Re8 55. Re6 Kc7 56. Kxg4 Kd7 57. Ra6 Rxe7 58. Rxa5 1/2-1/2

[Event "NRW Class2 1718"]
[Site "Germany"]
[Date "2018.04.08"]
[Round "8.5"]
[White "Gruermann, Martin"]
[Black "Stenzel, Thomas"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2201"]
[BlackElo "2082"]
[PlyCount "93"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Godesberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Nf3 Nf6 5. Bg5 Be7 6. e5 Ne4 7. Bxe7 Qxe7 8. a3 f6 9. exf6 Qxf6 10. Bb5 0-0 11. Bxc6 bxc6 12. 0-0 c5 13. Qd3 Rb8 14. Rab1 Rb6 15. Rfe1 cxd4 16. Nxe4 dxe4 17. Qxe4 c5 18. Qe2 Bb7 19. Ne5 Rd6 20. f3 Qg5 21. Kh1 Rf5 22. Qb5 Ba6 23. Qb8+ Qd8 24. Qxa7 Qc8 25. b4 c4 26. b5 Bb7 27. Nxc4 Rd8 28. Qb6 Bd5 29. Nd6 Rxd6 30. Qxd6 Qxc2 31. Rec1 Qd3 32. Rc8+ Kf7 33. Rc7+ Kg6 34. Qg3+ Rg5 35. Rxg7+ Kxg7 36. Qxg5+ Kf7 37. Qf4+ Kg6 38. Qg3+ Kf6 39. Qe1 e5 40. b6 Bb7 41. a4 Ke6 42. Rb5 Qf5 43. Kg1 Qg5 44. Rb3 Qd8 45. Qd2 Qd7 46. Qh6+ Kd5 47. Rb5+ 1-0

[Event "NRW Class2 1718"]
[Site "Germany"]
[Date "2018.03.11"]
[Round "7.6"]
[White "Gruermann, Martin"]
[Black "Darwisch, Khaled"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2201"]
[BlackElo "2078"]
[PlyCount "114"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Suedlohn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Nf3 Nf6 5. Be3 0-0 6. Qd2 Ng4 7. Bg5 h6 8. Bh4 c6 9. h3 Nf6 10. Bd3 Nbd7 11. e5 dxe5 12. dxe5 Nd5 13. Bg3 Nc5 14. 0-0-0 Qb6 15. Nxd5 cxd5 16. Bf4 Nxd3+ 17. cxd3 g5 18. Be3 Qa6 19. Kb1 Bf5 20. g4 Bg6 21. Bd4 f6 22. h4 Rac8 23. hxg5 fxg5 24. Qe3 Rf4 25. Nh4 Rxg4 26. Nxg6 Qxg6 27. Bxa7 Qf5 28. Rhe1 Rcc4 29. Qb6 Rc8 30. Qxb7 d4 31. Qd5+ e6 32. Qd7 Rc4 33. Ka1 Rc2 34. Bxd4 Rf4 35. Re4 Rf3 36. Bc3 Rfxf2 37. Ree1 g4 38. Bd4 Rf3 39. Qa4 Rh2 40. Rc1 Rxd3 41. Bg1 Rhd2 42. a3 g3 43. Rc7 g2 44. Bh2 Qh5 45. Qa7 Rd1+ 46. Ka2 Qg6 47. Rc1 Rxe1 48. Rxe1 Qg4 49. Qf2 Rf3 50. Qe2 Bf8 51. Qc2 Rf1 52. Qc1 Rxe1 53. Qxe1 Qc4+ 54. b3 Qc2+ 55. Ka1 Bxa3 56. Qb1 Qxb1+ 57. Kxb1 Bc5 0-1

[Event "NRW Class2 1718"]
[Site "Germany"]
[Date "2018.02.18"]
[Round "6.6"]
[White "Varitski, Igor"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2220"]
[BlackElo "2201"]
[PlyCount "107"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Siegburg"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 d6 7. Bc4 Nb6 8. Bb5 d5 9. 0-0 a6 10. Bxc6+ bxc6 11. Qc2 Qc7 12. h3 e6 13. Nbd2 Be7 14. Nb3 h6 15. Be3 Nc4 16. Rfe1 0-0 17. Nfd2 Nxe3 18. Rxe3 Bd7 19. Nc5 Rfb8 20. Rc3 Be8 21. f4 Qa7 22. Nf3 Rb5 23. Rc1 Rab8 24. b3 Bxc5 25. Rxc5 Rxc5 26. Qxc5 Qxc5 27. Rxc5 Kf8 28. Kf2 Ke7 29. Ne1 Kd8 30. Nd3 Bd7 31. Ra5 Bc8 32. Nc5 Ra8 33. g4 Ra7 34. h4 Kc7 35. h5 Kb6 36. b4 Re7 37. Nd3 Re8 38. Rc5 Rh8 39. a4 Bd7 40. Rc1 Be8 41. Nc5 Rg8 42. Rg1 g5 43. hxg6 Rxg6 44. f5 exf5 45. gxf5 Rxg1 46. Kxg1 a5 47. bxa5+ Kxa5 48. Kf2 Kb4 49. f6 h5 50. Kg3 Kc4 51. a5 Kxd4 52. a6 Kxc5 53. a7 Bd7 54. a8Q 1-0

[Event "NRW Class2 1718"]
[Site "Germany"]
[Date "2018.01.28"]
[Round "5.4"]
[White "Gruermann, Martin"]
[Black "Schimnatkowski, Lukas"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2201"]
[BlackElo "2031"]
[PlyCount "65"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Essen Katernberg  II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. Be2 Nc6 6. Qe3 Nf6 7. h3 g6 8. 0-0 Qc7 9. Bd2 Bg7 10. c4 0-0 11. Nc3 e6 12. Rac1 Rd8 13. Rfd1 Bd7 14. Qf4 Ne5 15. Qh4 Nxf3+ 16. Bxf3 Ne8 17. b3 Qc5 18. e5 Bc6 19. Nd5 exd5 20. cxd5 Bxd5 21. Rxc5 Bxf3 22. Bg5 Bxd1 23. Bxd8 dxc5 24. Qe7 h6 25. Qxe8+ Kh7 26. Qd7 Bc2 27. Bf6 Rf8 28. Qxb7 Bd3 29. Bxg7 Kxg7 30. e6 Kg8 31. e7 Re8 32. a4 Bf5 33. Qd5 1-0

[Event "NRW Class2 1718"]
[Site "Germany"]
[Date "2017.12.17"]
[Round "4.5"]
[White "Gruermann, Martin"]
[Black "Grobbel, Rainer"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2201"]
[BlackElo "2116"]
[PlyCount "75"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Lippstadt Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. c3 a6 6. Ba4 dxc3 7. Nxc3 b5 8. Bb3 Bb7 9. a3 e6 10. 0-0 Nf6 11. e5 Ne4 12. Qg4 f5 13. Qe2 Bc5 14. Nxe4 Bxe4 15. d3 Bb7 16. Be3 Bxe3 17. Qxe3 0-0 18. f4 Bc6 19. Rac1 Qc7 20. Rc2 Rfc8 21. Rfc1 Qb7 22. Qd4 Kf7 23. Qd6 Re8 24. Rxc6 dxc6 25. Rxc6 Re7 26. Bxe6+ Kf8 27. Bxf5 Qa7+ 28. d4 g6 29. Qf6+ Rf7 30. Qh8+ Ke7 31. Re6+ Kd7 32. Rf6+ Ke7 33. Rxf7+ Kxf7 34. Qxh7+ Kf8 35. Qh8+ Ke7 36. Qg7+ Kd8 37. Qf8+ Kc7 38. Qd6+ 1-0

[Event "NRW Class2 1718"]
[Site "Germany"]
[Date "2017.11.19"]
[Round "3.6"]
[White "Heller, Achim"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "D07"]
[WhiteElo "2055"]
[BlackElo "2201"]
[PlyCount "104"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Ennepe Ruhr Sued"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 Nc6 3. Nc3 Nf6 4. Nf3 Bg4 5. cxd5 Bxf3 6. gxf3 Nxd5 7. e4 Nxc3 8. bxc3 e5 9. Rb1 Bd6 10. Rxb7 0-0 11. Qa4 Ne7 12. Bc4 Nc8 13. Bd5 Nb6 14. Rxb6 axb6 15. Bxa8 Qxa8 16. Qb3 Qa6 17. d5 Ra8 18. Be3 Qd3 19. Qb2 Ra3 20. Qe2 Qxc3+ 21. Kf1 Qa5 22. Kg2 Rxa2 23. Qc4 Qa4 24. Qc3 Qa3 25. Qc4 b5 26. Qc1 Qa4 27. Rg1 Qc2 28. Qf1 Qe2 29. Qxe2 Rxe2 30. Rb1 b4 31. f4 f6 32. fxe5 fxe5 33. Kf3 Rc2 34. Rb3 Kf7 35. h3 Ke7 36. Kg4 Kd7 37. Kf5 Rc4 38. f3 Rc3 39. Rxc3 bxc3 40. Bc1 Ke7 41. h4 g6+ 42. Kg5 Kf7 43. Kg4 h5+ 44. Kg3 Ke8 45. Kf2 Kd7 46. Kg3 Be7 47. f4 exf4+ 48. Kxf4 Bxh4 49. e5 Be1 50. e6+ Ke8 51. Ba3 Bd2+ 52. Ke5 c2 0-1

[Event "NRW Class2 1718"]
[Site "Germany"]
[Date "2017.10.15"]
[Round "2.6"]
[White "Gruermann, Martin"]
[Black "Jansen, Dirk Norbert"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "2201"]
[BlackElo "2142"]
[PlyCount "33"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Plettenberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. exd5 Qxd5 6. Bxf6 gxf6 7. Nf3 Rg8 8. Qd3 f5 9. 0-0-0 Bxc3 10. Qxc3 c6 11. Bc4 Qd8 12. Rhe1 Bd7 13. d5 cxd5 14. Bxd5 Qc8 15. Qf6 Nc6 16. Bxc6 Bxc6 17. Ng5 1-0

[Event "NRW Class2 1718"]
[Site "Germany"]
[Date "2017.09.17"]
[Round "1.4"]
[White "Kilian, Ralf"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2126"]
[BlackElo "2201"]
[PlyCount "49"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Kamen"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nf6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 d5 7. Nbd2 0-0 8. Re1 Qc7 9. c3 Rd8 10. Qc2 b6 11. a4 dxe4 12. dxe4 Ng4 13. Nc4 Ba6 14. Bf1 Qc8 15. Bf4 e5 16. Bg5 f6 17. Bd2 Qe6 18. b3 Nh6 19. Ne3 Bxf1 20. Rxf1 Nf7 21. Rad1 Nd6 22. Bc1 Rac8 23. Rfe1 Rd7 24. Nd5 Rcd8 25. c4 1/2-1/2

[Event "NRW Class2 1617"]
[Site "Germany"]
[Date "2017.05.21"]
[Round "9.5"]
[White "Gruermann, Martin"]
[Black "Mueller, Achim1111"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2191"]
[BlackElo "2106"]
[PlyCount "63"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Emsdetten Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Bd7 5. Be2 Nc6 6. Qe3 g6 7. 0-0 Bg7 8. Rd1 Rc8 9. Na3 Qc7 10. h3 Nf6 11. Bd2 0-0 12. c4 a6 13. Bc3 Ne8 14. Rac1 Bxc3 15. Rxc3 Nf6 16. c5 dxc5 17. e5 Nh5 18. Rxc5 Ng7 19. Nc2 Be6 20. Ncd4 Qb6 21. Qh6 f6 22. exf6 exf6 23. Nxe6 Nxe6 24. Rd7 Rf7 25. Rxf7 Kxf7 26. Qxh7+ Ke8 27. Qxg6+ Ke7 28. Rd5 Ncd8 29. Nh4 Rc1+ 30. Kh2 Nf8 31. Nf5+ Ke6 32. Qg8+ 1-0

[Event "NRW Class2 1617"]
[Site "Germany"]
[Date "2017.03.26"]
[Round "8.5"]
[White "Loemker, Michael"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "D07"]
[WhiteElo "2101"]
[BlackElo "2191"]
[PlyCount "74"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Herford Koenigsspringer"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. Nc3 Nf6 5. cxd5 Nxd5 6. e3 e5 7. Be2 exd4 8. exd4 Bb4 9. Bd2 0-0 10. 0-0 Re8 11. h3 Bh5 12. g4 Bg6 13. Bb5 Nde7 14. Qb3 Bxc3 15. Bxc3 Be4 16. Ne5 Bd5 17. Qc2 Ng6 18. Nxg6 hxg6 19. Rae1 Qh4 20. Qd3 Kh7 21. b3 Rh8 22. Bc4 Rad8 23. Re3 Rd6 24. Rfe1 Rhd8 25. Bb5 Qf6 26. Bxc6 Rxc6 27. Re5 Re6 28. Rxe6 fxe6 29. Qg3 Rf8 30. Re3 g5 31. Be1 Rf7 32. Qe5 Qg6 33. a4 c6 34. b4 Rf4 35. b5 cxb5 36. axb5 Qh6 37. Rg3 Re4 0-1

[Event "NRW Class2 1617"]
[Site "Germany"]
[Date "2017.03.05"]
[Round "7.5"]
[White "Gruermann, Martin"]
[Black "Kleinegger, Frank"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2191"]
[BlackElo "2188"]
[PlyCount "87"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Kamen SV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bf4 0-0 8. Qd2 Nc6 9. 0-0-0 Bg4 10. Be2 Re8 11. h3 Be6 12. Kb1 Qd7 13. Rhe1 a6 14. g4 b5 15. Nd4 Nxd4 16. cxd4 Bd5 17. Bd3 Bf8 18. Rxe8 Rxe8 19. Qa5 Qc6 20. a4 Bc4 21. d5 Qb7 22. Bxc4 bxc4 23. Qc3 Re4 24. Rd4 Rxd4 25. Qxd4 Qb4 26. Bd2 Qxa4 27. b3 Qb5 28. Qxc4 Qxc4 29. bxc4 Be7 30. Ba5 Bd8 31. c5 Bf6 32. Bxc7 dxc5 33. f4 g5 34. fxg5 Bxg5 35. Kb2 Be3 36. Kc3 Kf8 37. Bd6+ Ke8 38. Kc4 Kd7 39. Bxc5 Bf4 40. Kb3 Bd2 41. c4 Be1 42. Ka4 Bd2 43. Bb4 Be3 44. Ka5 1-0

[Event "NRW Class2 1617"]
[Site "Germany"]
[Date "2017.02.12"]
[Round "6.5"]
[White "Stricker, Florian"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2098"]
[BlackElo "2191"]
[PlyCount "86"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Bochum SG II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. Bf4 e6 5. e3 Bd6 6. Bxd6 Qxd6 7. c5 Qd8 8. Qa4 Bxf3 9. gxf3 Nge7 10. Nd2 0-0 11. f4 f6 12. Bh3 e5 13. Be6+ Kh8 14. f5 Qe8 15. 0-0-0 Qh5 16. Nf1 Qf3 17. Nd2 Qxf2 18. Rde1 Qh4 19. Rhf1 b5 20. cxb6 axb6 21. Qb3 exd4 22. Nf3 Qh6 23. Kb1 dxe3 24. Qxe3 Qxe3 25. Rxe3 Ra4 26. Bd7 Rf4 27. Rc1 d4 28. Nxd4 Rxd4 29. Bxc6 Nxf5 30. Re2 Rfd8 31. b3 R4d6 32. Rce1 g6 33. Bb7 Kg7 34. a4 c5 35. Rc1 Rd3 36. Rb2 Rd1 37. Rxd1 Rxd1+ 38. Kc2 Ne3+ 39. Kc3 Rd7 40. Bf3 Nd1+ 41. Bxd1 Rxd1 42. Kc4 Rd4+ 43. Kb5 Rb4+ 0-1

[Event "NRW Class2 1617"]
[Site "Germany"]
[Date "2017.01.22"]
[Round "5.5"]
[White "Gruermann, Martin"]
[Black "Langers, Alexander"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2191"]
[BlackElo "2221"]
[PlyCount "112"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Bd7 5. Be2 Nc6 6. Qe3 g6 7. 0-0 Bg7 8. c4 Nf6 9. h3 Nb4 10. Na3 0-0 11. Bd2 a5 12. e5 Ne8 13. Bc3 Bc6 14. Rfd1 Qc7 15. exd6 Nxd6 16. Bxg7 Kxg7 17. Nd4 Kg8 18. Qb3 Ne4 19. Nab5 Qb6 20. a3 Na6 21. Qe3 f5 22. Nxc6 Qxc6 23. Nc3 Nxc3 24. Qxc3 Nc5 25. Bf3 Qf6 26. Qxf6 Rxf6 27. b4 axb4 28. axb4 Rxa1 29. Rxa1 Ne4 30. Bxe4 fxe4 31. Ra7 Rb6 32. b5 Kf7 33. Ra5 Rd6 34. Ra1 Ke6 35. Rc1 b6 36. Kf1 Rd2 37. c5 bxc5 38. Rxc5 Rb2 39. h4 Kd6 40. Rg5 e5 41. h5 Rxb5 42. hxg6 hxg6 43. Rxg6+ Kd5 44. g4 Rb2 45. Rf6 e3 46. fxe3 Rb4 47. g5 Rg4 48. g6 Ke4 49. Kf2 Rg5 50. Ra6 Kf5 51. Kf3 e4+ 52. Kf2 Rxg6 53. Ra5+ Ke6 54. Ra6+ Kf5 55. Rxg6 Kxg6 56. Kg2 Kh6 1/2-1/2

[Event "NRW Class2 1617"]
[Site "Germany"]
[Date "2016.12.11"]
[Round "4.5"]
[White "Agterberg, Mark"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2128"]
[BlackElo "2191"]
[PlyCount "122"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Gerresheim"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Bg5 c5 3. dxc5 f6 4. Bd2 e5 5. b4 a5 6. e4 axb4 7. Bxb4 Nc6 8. c3 Be6 9. Qb3 Qd7 10. Nd2 Nge7 11. Rd1 Rd8 12. Bb5 dxe4 13. Bc4 Bxc4 14. Qxc4 f5 15. Ne2 Qd3 16. 0-0 Nd5 17. a3 Be7 18. Nc1 Qxc4 19. Nxc4 0-0 20. g3 Kf7 21. Nb3 Ke6 22. Nba5 Nxa5 23. Nxa5 e3 24. fxe3 Nxe3 25. Rxd8 Bxd8 26. Rf3 Bxa5 27. Rxe3 Ra8 28. Kg2 Bc7 29. c4 e4 30. Rb3 Be5 31. Bd2 Rb8 32. Bf4 Bxf4 33. gxf4 Kd7 34. Rb6 Kc7 35. Re6 Rd8 36. h4 Rd2+ 37. Kg3 g6 38. h5 Rd3+ 39. Kh4 gxh5 40. Kg5 h4 41. Kxf5 e3 42. Kg4 Kd7 43. Re4 Kc6 44. Kxh4 Kxc5 45. Kg3 Rxa3 46. f5 e2+ 47. Kf2 e1Q+ 48. Kxe1 Rf3 49. Re7 b6 50. Rxh7 Rxf5 51. Rc7+ Kd6 52. Rb7 Kc6 53. Rb8 Rf4 54. Kd2 Rxc4 55. Rc8+ Kb5 56. Rxc4 Kxc4 57. Kc2 Kb4 58. Kb2 b5 59. Kb1 Kb3 60. Ka1 b4 61. Kb1 Ka3 0-1

[Event "NRW Class2 1617"]
[Site "Germany"]
[Date "2016.11.13"]
[Round "3.5"]
[White "Gruermann, Martin"]
[Black "Broehl, Stephan"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "2191"]
[BlackElo "2149"]
[PlyCount "106"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Niederkassel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bf4 a6 7. e3 Bg4 8. Be2 e6 9. 0-0 Bd6 10. Ne5 Bxe2 11. Qxe2 Rc8 12. Bg3 0-0 13. f4 Nd7 14. Qg4 f5 15. Qh5 Nf6 16. Qf3 Bb4 17. Bh4 Qe8 18. Bxf6 gxf6 19. Nd3 Bxc3 20. bxc3 Na5 21. Rac1 b6 22. Kh1 Kh8 23. Rg1 Rg8 24. g4 fxg4 25. Rxg4 Rxg4 26. Qxg4 Qg6 27. Qxg6 hxg6 28. Kg2 Nc4 29. Kf3 Nd2+ 30. Ke2 Ne4 31. f5 gxf5 32. Nf4 Rc6 33. Kd3 b5 34. Ne2 Kg7 35. Rg1+ Kf7 36. Ra1 Rc4 37. Rb1 Ra4 38. Nc1 Rc4 39. Ne2 e5 40. Rf1 Ke6 41. Rb1 Rc8 42. a4 Nd6 43. axb5 axb5 44. Rg1 Ra8 45. Nc1 Rh8 46. Rg2 Rh3 47. dxe5 fxe5 48. Rg6+ Ke7 49. Nb3 f4 50. Nc5 Rxe3+ 51. Kc2 Nc4 52. h4 Re2+ 53. Kd3 Rd2# 0-1

[Event "NRW Class2 1617"]
[Site "Germany"]
[Date "2016.10.23"]
[Round "2.5"]
[White "Austrup, David"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1932"]
[BlackElo "2191"]
[PlyCount "40"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Muenster SK II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. 0-0 Bf5 10. Na3 a6 11. Bxf7+ Kxf7 12. Qb3+ Nd5 13. c4 Ndb4 14. c5+ Qd5 15. Nc4 e6 16. Bf4 Bxc5 17. Rac1 Rhc8 18. g4 Bg6 19. a3 Nd3 20. Qxb7+ Kg8 0-1

[Event "NRW Class2 1617"]
[Site "Germany"]
[Date "2016.09.25"]
[Round "1.5"]
[White "Schmidt, Matthias3 19707070"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "2191"]
[PlyCount "102"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Siegen"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 a6 3. a4 e6 4. f4 d5 5. Nf3 Nc6 6. d3 Be7 7. Be2 Nf6 8. e5 Ng4 9. 0-0 Nh6 10. Kh1 0-0 11. d4 cxd4 12. Nxd4 f6 13. exf6 Bxf6 14. Nf3 Bd7 15. a5 Rc8 16. Ra3 Be7 17. Ra1 Bb4 18. Ng5 Qe7 19. Qd3 g6 20. Qh3 Nf5 21. Bd3 Rce8 22. g4 Nd6 23. Bd2 Qg7 24. Rae1 Bxa5 25. Nf3 d4 26. Ne4 Nxe4 27. Bxe4 Bxd2 28. Nxd2 Re7 29. c3 Ref7 30. Qg3 Kh8 31. g5 b5 32. Bg2 dxc3 33. bxc3 Ne7 34. Ne4 Nd5 35. f5 Rxf5 36. Rxf5 gxf5 37. Nc5 f4 38. Qd3 Bc8 39. Bxd5 exd5 40. Qf3 d4 41. h4 dxc3 42. Kh2 c2 43. Rc1 Qb2 44. Qe4 Qxc1 45. Qe5+ Kg8 46. Qd5+ Kg7 47. Qe5+ Kg6 48. Qd6+ Kh5 49. Qh6+ Kg4 50. Ne4 Qe1 51. g6 Qe2+ 0-1

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2016.05.08"]
[Round "9.6"]
[White "Gruermann, Martin"]
[Black "Beukema, Stefan"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "2128"]
[BlackElo "2332"]
[PlyCount "110"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Wuerselen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. 0-0 d6 8. c3 0-0 9. Re1 Na5 10. Bc2 c5 11. Nbd2 Re8 12. Nf1 h6 13. Ng3 Bf8 14. h3 g6 15. d4 Qc7 16. d5 Bg7 17. b3 Rf8 18. Bd2 Bd7 19. Nh2 Nb7 20. Ng4 Kh7 21. Nxf6+ Bxf6 22. Nf1 Qd8 23. Ne3 Bg5 24. a4 Kg7 25. Qc1 bxa4 26. bxa4 Na5 27. Rb1 c4 28. Rb4 Rc8 29. Ng4 Bxd2 30. Qxd2 Rh8 31. Reb1 Qc7 32. Ne3 Rhf8 33. Qc1 f5 34. exf5 gxf5 35. Nf1 Qc5 36. Qe3 Qxd5 37. Qa7 Qe6 38. Qxa6 Ra8 39. Qb6 Nc6 40. Rb5 Ne7 41. Ra5 Nd5 42. Rxa8 Nxb6 43. Rxf8 Kxf8 44. Rxb6 Qd5 45. Ne3 Qd2 46. Bxf5 Qe1+ 47. Kh2 Qxf2 48. Bxd7 Qf4+ 49. Kh1 Qxe3 50. Rxd6 Qxc3 51. Rd1 Qb2 52. Bf5 c3 53. Rd8+ Ke7 54. Rc8 Qc1+ 55. Kh2 Qf4+ 0-1

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2016.04.03"]
[Round "8.6"]
[White "Juegel, Marcel"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2183"]
[BlackElo "2128"]
[PlyCount "121"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Aachen Aufwaerts II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Bg4 4. e3 e6 5. Be2 Bd6 6. c3 Nge7 7. Nbd2 0-0 8. h3 Bxf3 9. Nxf3 Bxf4 10. exf4 Nf5 11. Bd3 Qf6 12. g3 Rfd8 13. Qc2 Na5 14. h4 h5 15. Qe2 b6 16. Ng5 g6 17. g4 Ng7 18. Qf3 hxg4 19. Qxg4 Nh5 20. Nh3 c5 21. Rg1 Kf8 22. dxc5 bxc5 23. 0-0-0 Rab8 24. Rd2 c4 25. Bb1 Nc6 26. Ng5 Qxf4 27. Qe2 Ne7 28. Rg4 Qd6 29. Qf3 Nf5 30. Re2 Nf6 31. Bxf5 exf5 32. Rd4 Re8 33. Red2 Re1+ 34. Rd1 Qb6 35. R4d2 Rxd1+ 36. Qxd1 Re8 37. Rd4 Qc7 38. h5 Nxh5 39. Rh4 Qe5 40. Nf3 Qe2 41. Qxd5 Qf1+ 42. Qd1 Qxf2 43. Rxc4 Ng3 44. Qd5 Ne4 45. Rc7 Ng5 46. Nd2 Qe3 47. a4 Ne6 48. Rd7 Kg8 49. Kc2 Qb6 50. a5 Qb8 51. a6 Rd8 52. Nc4 Rxd7 53. Qxd7 Nc5 54. Qd5 Qb3+ 55. Kc1 Nxa6 56. Qd8+ Kh7 57. Qh4+ Kg7 58. Qd4+ Kg8 59. Qd8+ Kh7 60. Qh4+ Kg8 61. Qd8+ 1/2-1/2

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2016.03.06"]
[Round "7.5"]
[White "Ludwig, Peter"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "A79"]
[WhiteElo "2184"]
[BlackElo "2128"]
[PlyCount "133"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 g6 3. e3 Nf6 4. d4 Bg7 5. d5 d6 6. Be2 e6 7. 0-0 exd5 8. cxd5 0-0 9. Nc3 Re8 10. Nd2 b6 11. Nc4 Bb7 12. f3 Na6 13. e4 Nc7 14. a4 Ba6 15. Be3 Qe7 16. Qd2 Nd7 17. Rfe1 Ne5 18. b3 Nxc4 19. bxc4 f5 20. Bd3 fxe4 21. Nxe4 Qf8 22. Rad1 Rad8 23. Bg5 Rd7 24. Re2 h6 25. Bf4 g5 26. Bg3 Bd4+ 27. Kh1 Be5 28. Rde1 Rdd8 29. Nf2 Bxg3 30. hxg3 Rxe2 31. Rxe2 Re8 32. Ng4 Bc8 33. Ne3 Qf6 34. Be4 Bd7 35. Kh2 Re7 36. Qb2 Kg7 37. g4 Qxb2 38. Rxb2 Kf6 39. a5 bxa5 40. Rb7 Bc8 41. Rxa7 Na6 42. Ra8 Rc7 43. Bf5 Bb7 44. Rh8 Ke5 45. Nc2 Re7 46. Rxh6 Nb4 47. Na3 Ba6 48. Kg3 Kd4 49. Rxd6 Bxc4 50. Rd8 Bxd5 51. Be4 a4 52. Nc2+ Ke5 53. Bxd5 Nxc2 54. Be4 Nb4 55. Ra8 Re6 56. Rxa4 Ra6 57. Rxa6 Nxa6 58. Kf2 Kd4 59. g3 c4 60. Bf5 Nb4 61. Ke2 c3 62. f4 c2 63. Kd2 gxf4 64. gxf4 Nd5 65. Bxc2 Nxf4 66. Bb1 Nd5 67. Ba2 1/2-1/2

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2016.02.14"]
[Round "6.5"]
[White "Gruermann, Martin"]
[Black "Kamp, Christoph"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2128"]
[BlackElo "2172"]
[PlyCount "103"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Muenster"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. Nc3 d5 3. d4 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 0-0 8. f4 Nd7 9. Nf3 f6 10. 0-0-0 Qb6 11. exf6 Nxf6 12. Nc3 cxd4 13. Nxd4 Nc6 14. Be2 Bd7 15. g4 Na5 16. g5 Ne8 17. Nb3 Nxb3+ 18. axb3 a5 19. Qd4 Qxd4 20. Rxd4 Nc7 21. Bg4 Be8 22. Re1 Ra6 23. Re5 Bg6 24. h4 Rd6 25. h5 Bf5 26. Bxf5 Rxf5 27. Rxf5 exf5 28. Kd2 Kf7 29. Ke3 Ke6 30. Ne2 Kd7 31. Ra4 Re6+ 32. Kf3 Ra6 33. Nd4 g6 34. b4 Rb6 35. bxa5 Rxb2 36. h6 Na6 37. Ra3 Nc5 38. Ke3 Rb1 39. Nb3 Na6 40. Nd4 Nc5 41. Nb3 Na6 42. Ra1 Rxa1 43. Nxa1 Nb4 44. c3 Nc6 45. Nb3 Ke7 46. Kd3 Kd6 47. Nd4 Nxa5 48. Nxf5+ Ke6 49. Nh4 Kf7 50. Kd4 Nc6+ 51. Kxd5 Nd8 52. Nf3 1-0

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2016.01.10"]
[Round "5.5"]
[White "Schuh, Dirk"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "2327"]
[BlackElo "2128"]
[PlyCount "59"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Duesseldorf"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. g3 Nc6 5. Bg2 d6 6. exd6 Qxd6 7. 0-0 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. Nc3 Rd8 11. Nb5 Qd7 12. c4 Ndb4 13. d4 cxd4 14. Bf4 Na6 15. Rad1 Be7 16. Qg4 0-0 17. Nxd4 h5 18. Qxh5 Nxd4 19. Be5 Bc5 20. b4 Nxb4 21. Bxg7 Kxg7 22. Qg5+ Kh7 23. Qh5+ Kg7 24. Qg5+ Kh7 25. Qxc5 Nbc6 26. Qh5+ Kg7 27. Qg5+ Kh7 28. Qh5+ Kg7 29. Qg5+ Kh7 30. Qh5+ 1/2-1/2

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2015.12.20"]
[Round "4.5"]
[White "Gruermann, Martin"]
[Black "Gallinnis, Norbert"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2128"]
[BlackElo "2212"]
[PlyCount "43"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Koeln Porz II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Qd7 6. Qd3 a6 7. Bxc6 Qxc6 8. 0-0 e6 9. c4 Be7 10. e5 dxe5 11. Nxe5 Qc7 12. Bf4 Qa5 13. Qg3 g6 14. Bd2 Qc7 15. Nxf7 Qxc4 16. Nxh8 Nf6 17. Nc3 b5 18. Bg5 b4 19. Qf3 bxc3 20. Bxf6 cxb2 21. Bxb2 Rb8 22. Rac1 1-0

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2015.11.22"]
[Round "3.5"]
[White "Gruermann, Martin"]
[Black "Soehnchen, Andreas"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2128"]
[BlackElo "2146"]
[PlyCount "47"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Oberhausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. Nf3 d5 3. Nc3 Nf6 4. e5 Ne4 5. Be2 Nxc3 6. bxc3 Bg4 7. Rb1 Qc7 8. d4 e6 9. 0-0 Nd7 10. Bg5 h6 11. Bh4 b5 12. Nd2 Bxe2 13. Qxe2 Nb6 14. f4 g6 15. g4 h5 16. Bf6 Rh7 17. f5 gxf5 18. gxf5 Be7 19. fxe6 fxe6 20. Nf3 0-0-0 21. Kh1 Rg8 22. Rg1 Rf8 23. Ng5 Bxf6 24. Nxe6 1-0

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2015.10.25"]
[Round "2.6"]
[White "Gruermann, Martin"]
[Black "Hirsch, Stefan"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2128"]
[BlackElo "2193"]
[PlyCount "90"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Wattenscheid"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 7. 0-0 0-0 8. Re1 Nb8 9. Nbd2 c5 10. Nf1 Nbd7 11. Ng3 Re8 12. Nf5 b5 13. Bb3 Nf8 14. Ng5 Ne6 15. Qf3 Bf8 16. a4 h6 17. Nxe6 Bxe6 18. Bxe6 Rxe6 19. Be3 Nd7 20. d4 exd4 21. cxd4 Qe8 22. Bf4 Nb6 23. axb5 axb5 24. dxc5 dxc5 25. Ng3 c4 26. Red1 Na4 27. b3 Nb2 28. Rdb1 Nd3 29. bxc4 bxc4 30. Be3 Rea6 31. Rxa6 Rxa6 32. Qe2 Qa8 33. Qc2 Ra1 34. Rxa1 Qxa1+ 35. Nf1 Ne5 36. f3 Bb4 37. Qc1 Qa2 38. Bd4 Nd3 39. Qd1 Be1 40. h3 Bf2+ 41. Bxf2 Qxf2+ 42. Kh2 Ne1 43. Ne3 Qxe3 44. Qd8+ Kh7 45. Qd5 Qf4+ 0-1

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2015.09.27"]
[Round "1.6"]
[White "Pieper, Dawid"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "2165"]
[BlackElo "2128"]
[PlyCount "80"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Plettenberg"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. Nc3 Nxc3 4. bxc3 d6 5. f4 g6 6. d4 Bg7 7. Nf3 0-0 8. Bd3 c5 9. 0-0 dxe5 10. dxe5 Nc6 11. Be3 b6 12. Qe1 Qc7 13. Qh4 Bf5 14. Bxf5 gxf5 15. Qh5 e6 16. g4 fxg4 17. Ng5 h6 18. Ne4 f5 19. exf6 Bxf6 20. Qxh6 Qg7 21. Qxg7+ Kxg7 22. Rad1 Rad8 23. Kg2 Ne7 24. Nf2 Bxc3 25. Nxg4 Nd5 26. Bc1 Nb4 27. f5 Rxd1 28. Rxd1 Rxf5 29. Rd7+ Rf7 30. Bh6+ Kg6 31. Rd6 Nxc2 32. Bd2 Bd4 33. h3 Re7 34. Kf3 Na3 35. Rd8 Nc4 36. Bf4 e5 37. Bc1 e4+ 38. Kf4 e3 39. Rd5 e2 40. Rg5+ Kf7 0-1

[Event "NRW Class1 1415"]
[Site "Germany"]
[Date "2015.04.26"]
[Round "9.4"]
[White "Sundorf, Jannik"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "D07"]
[WhiteElo "2102"]
[BlackElo "2090"]
[PlyCount "71"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Dortmund Hansa II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nc6 3. c4 Bg4 4. Nc3 e6 5. cxd5 exd5 6. Bf4 Bxf3 7. gxf3 Bd6 8. Bg3 Nge7 9. e3 0-0 10. Rc1 Qd7 11. Bd3 a6 12. 0-0 Qe6 13. Re1 Qf6 14. f4 g6 15. Qg4 Qg7 16. f5 Bxg3 17. hxg3 Rfd8 18. Qf4 Rd6 19. Kg2 Nxf5 20. Bxf5 gxf5 21. Qxf5 Ne7 22. Qc2 Qg6 23. Na4 c6 24. Rh1 Kg7 25. Nc5 b6 26. Na4 Rb8 27. Rh3 Nf5 28. Kh2 Rf6 29. g4 Nd6 30. Qxg6+ hxg6 31. Kg2 Ne4 32. Rc2 b5 33. Nc3 Nxc3 34. Rxc3 a5 35. Rh1 Re6 36. Rhc1 1/2-1/2

[Event "NRW Class1 1415"]
[Site "Germany"]
[Date "2015.03.22"]
[Round "8.5"]
[White "Georg, Heinz"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "2160"]
[BlackElo "2090"]
[PlyCount "94"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Kamen"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bc4 e6 7. 0-0 h6 8. Qe2 Qc7 9. Bf4 b6 10. Rfd1 Bb7 11. Rd2 Be7 12. Rad1 0-0-0 13. Bg3 g5 14. h3 h5 15. Ba6 Nb8 16. Bxb7+ Qxb7 17. b4 g4 18. hxg4 hxg4 19. Nh2 cxb4 20. cxb4 Bxb4 21. Qc4+ Bc5 22. Nxg4 Rh5 23. Nf6 Rh6 24. Ne4 Qc6 25. Kf1 Be7 26. Qxc6+ Nxc6 27. Ke2 Rh5 28. f4 Na5 29. Rd4 Nb7 30. Bf2 Kc7 31. Kf3 d5 32. exd6+ Nxd6 33. Nxd6 Rxd6 34. a4 Rxd4 35. Bxd4 Rd5 36. Rd3 Kc6 37. Rc3+ Bc5 38. Be3 b5 39. axb5+ Kxb5 40. Rb3+ Kc6 41. Rb8 Bxe3 42. Kxe3 f5 43. c4 Rd6 44. Rb5 Rd1 45. Ra5 Kb6 46. Rb5+ Kc6 47. Ra5 Kb6 1/2-1/2

[Event "NRW Class1 1415"]
[Site "Germany"]
[Date "2015.03.01"]
[Round "7.5"]
[White "Gruermann, Martin"]
[Black "Nissen, Claus"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2090"]
[BlackElo "2116"]
[PlyCount "124"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Oberhausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. b3 Bd6 6. Bb2 Nbd7 7. 0-0 0-0 8. d4 Re8 9. Nc3 dxc4 10. bxc4 e5 11. e3 Qa5 12. Nd2 Bf8 13. d5 cxd5 14. cxd5 Nc5 15. Nb3 Qb4 16. Qc2 Bd7 17. Nxc5 Qxc5 18. Qb3 b5 19. Rac1 Qb6 20. Rfd1 Rab8 21. h3 Bd6 22. Ne2 a5 23. g4 h6 24. Ng3 g6 25. Qd3 b4 26. Ne4 Nxe4 27. Bxe4 Kh7 28. Kh1 Qd8 29. Bg2 Bb5 30. Qc2 Qh4 31. e4 Bd7 32. Qe2 Bb5 33. Qf3 Re7 34. Qg3 Qf6 35. Bf1 Ba4 36. Re1 b3 37. a3 Bc7 38. Re3 Bb6 39. Rf3 Qd6 40. Bc4 Bc5 41. Bxb3 Bxa3 42. Bxa4 Bxb2 43. Rc4 Kg7 44. Rb3 Reb7 45. Rxb7 Rxb7 46. Kg2 Rb4 47. Qd3 Qa6 48. Bb3 Qb5 49. Ba2 Bd4 50. d6 Rxc4 51. Qxc4 Qxc4 52. Bxc4 a4 53. f3 f6 54. Kf1 Kf8 55. Ke2 a3 56. Kd1 Bc5 57. d7 Ke7 58. Kc2 Kxd7 59. Bf7 g5 60. Ba2 Kc6 61. Kd3 Kb5 62. Bc4+ Kb4 1/2-1/2

[Event "NRW Class1 1415"]
[Site "Germany"]
[Date "2015.02.08"]
[Round "6.4"]
[White "Gruermann, Martin"]
[Black "Erwich, Frank"]
[Result "1/2-1/2"]
[ECO "D01"]
[WhiteElo "2090"]
[BlackElo "2290"]
[PlyCount "144"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 c5 4. Nf3 Nc6 5. e3 Bg4 6. Be2 e6 7. 0-0 Rc8 8. e4 dxe4 9. Nxe4 cxd4 10. c3 Bxf3 11. Bxf3 Be7 12. cxd4 0-0 13. Be3 Nd5 14. Nc3 Nxe3 15. fxe3 Qb6 16. Qe2 Na5 17. Rac1 Nc4 18. b3 Nd6 19. Na4 Qa5 20. Rc5 Rxc5 21. Nxc5 b6 22. Nb7 Nxb7 23. Bxb7 Qc3 24. Ba6 Bg5 25. Kf2 Rd8 26. Rd1 Rd5 27. Bd3 g6 28. Qc2 Qb4 29. Be4 Rd8 30. Bf3 Qd6 31. g3 h5 32. Qc6 Qa3 33. Rd2 h4 34. Rc2 hxg3+ 35. hxg3 Kg7 36. Qe4 Rh8 37. Kg2 Qb4 38. Re2 Qc3 39. Qc2 Qa1 40. Kf2 Rh2+ 41. Bg2 Qh1 42. Kf3 Qg1 43. Qd2 Bh6 44. d5 Qb1 45. Qb2+ Qxb2 46. Rxb2 exd5 47. g4 Bg5 48. Rd2 d4 49. Rxd4 Bxe3 50. Rd7 a5 51. Kg3 Rh7 52. Bd5 Kf6 53. a4 Bc5 54. Kf4 g5+ 55. Ke4 Kg6 56. Rb7 Rh3 57. Bxf7+ Kf6 58. Kd5 Rxb3 59. Be8 Rd3+ 60. Kc6 Rd4 61. Rf7+ Ke6 62. Rf5 Rxa4 63. Rxg5 Rb4 64. Bd7+ Kf6 65. Rf5+ Kg6 66. Be8+ Kg7 67. g5 a4 68. Rf7+ Kg8 69. Ra7 Rg4 70. g6 a3 71. Bf7+ Kf8 72. Kd7 Rg2 1/2-1/2

[Event "NRW Class1 1415"]
[Site "Germany"]
[Date "2015.01.11"]
[Round "5.5"]
[White "Gruermann, Martin"]
[Black "Neuer, Thomas"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2090"]
[BlackElo "2043"]
[PlyCount "140"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Muenster II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. c4 e6 5. d4 c6 6. cxd5 exd5 7. Nc3 Bd6 8. e4 dxe4 9. Nxe4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 Ndf6 12. Nc5 Bxf3 13. Bxf3 Qc7 14. Qg5 Kf8 15. 0-0 Ne7 16. Qe5 Rc8 17. Rfe1 h5 18. Re2 Ng6 19. Qg5 Ne7 20. Rae1 Ned5 21. Qf5 g6 22. Qe5 b6 23. Nd3 Kg7 24. Qg5 Nh7 25. Qd2 Nhf6 26. Re5 Rhe8 27. Nf4 Nxf4 28. Qxf4 Rxe5 29. dxe5 Ng8 30. Qg5 Qe7 31. Qe3 Qe6 32. Qa3 a5 33. Bd1 c5 34. Qf3 Ne7 35. b3 Nc6 36. Qe3 Re8 37. f4 Nd4 38. Qe4 Qc6 39. Qxc6 Nxc6 40. Bf3 Nd4 41. Kf2 Re7 42. Bg2 a4 43. b4 cxb4 44. Rb1 Rc7 45. Be4 b3 46. axb3 Nxb3 47. Bd5 Rc2+ 48. Ke3 Rc3+ 49. Ke2 b5 50. Bxb3 axb3 51. Kd2 Rc2+ 52. Kd3 Rxh2 53. Rxb3 Rh3 54. Rxb5 Rxg3+ 55. Ke2 Rc3 56. Rb7 Rc6 57. Kf3 Re6 58. Ke4 Re8 59. Ra7 Kf8 60. f5 Re7 61. Ra8+ Re8 62. Ra7 gxf5+ 63. Kxf5 Kg7 64. Rb7 Re6 65. Rb1 Rg6 66. Rh1 Kh6 67. Rh2 Rg1 68. Rf2 Rg6 69. Rh2 Rg1 70. Rf2 Rg6 1/2-1/2

[Event "NRW Class1 1415"]
[Site "Germany"]
[Date "2014.12.14"]
[Round "4.6"]
[White "Gruermann, Martin"]
[Black "Kesseler, Heiko"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2090"]
[BlackElo "1990"]
[PlyCount "105"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Elberfeld"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. d4 Nc6 5. Nc3 Bf5 6. Qb3 Qd7 7. Bf4 e6 8. e3 Bb4 9. Ne5 Bxc3+ 10. bxc3 Nxe5 11. Bxe5 Kf8 12. Qb4+ Ne7 13. Bb5 Qd8 14. Bd6 f6 15. 0-0 Kf7 16. Be2 Re8 17. c4 a5 18. Qa3 Nc8 19. Bg3 Nb6 20. cxd5 exd5 21. Rfc1 Re7 22. Rc5 Nc4 23. Qc3 Rc8 24. Rxc8 Qxc8 25. Qb3 Qc6 26. Qc3 Qa4 27. Qb3 Bc2 28. Qc3 b5 29. Rc1 Bf5 30. Bd1 Qb4 31. Bf3 Rd7 32. h3 Qxc3 33. Rxc3 Be6 34. Bd1 a4 35. Rc1 Rd8 36. Kf1 Ke7 37. Ke2 Rc8 38. f3 Bf5 39. Be1 Kd7 40. Bb4 Re8 41. Rc3 Bb1 42. a3 f5 43. Kf2 g5 44. Be2 Ba2 45. Bd3 Ke6 46. g4 fxg4 47. hxg4 h6 48. Bf5+ Kf6 49. e4 dxe4 50. fxe4 Rd8 51. e5+ Nxe5 52. dxe5+ Kxe5 53. Re3+ 1-0

[Event "NRW Class1 1415"]
[Site "Germany"]
[Date "2014.10.05"]
[Round "2.4"]
[White "Riedel, Holger"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2153"]
[BlackElo "2090"]
[PlyCount "116"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Niederkassel"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. e3 g6 3. d4 Nf6 4. Be2 Bg7 5. 0-0 Qc7 6. a3 b6 7. c4 0-0 8. Nc3 cxd4 9. exd4 Ba6 10. Qa4 d5 11. b3 Qd7 12. Ne5 Qxa4 13. bxa4 Rc8 14. Re1 e6 15. Bg5 Ne4 16. Nxe4 dxe4 17. Bf4 f6 18. Ng4 f5 19. Ne5 Nc6 20. Nxc6 Rxc6 21. d5 Rcc8 22. Rac1 exd5 23. cxd5 Rxc1 24. Bxc1 Bxe2 25. Rxe2 Rc8 26. Bf4 Be5 27. Bh6 Kf7 28. f3 Bd4+ 29. Kf1 exf3 30. gxf3 Rd8 31. Bg5 Bf6 32. Bxf6 Kxf6 33. Re6+ Kf7 34. Rc6 Ke7 35. Re6+ Kd7 36. Ke2 Kc7 37. Re5 Kd6 38. Re6+ Kxd5 39. Re7 a5 40. Rxh7 Kc4 41. Rh6 Rg8 42. h4 Kb3 43. h5 gxh5 44. Rxb6+ Kxa3 45. Rh6 Kxa4 46. Rxh5 Rf8 47. Rh1 Rd8 48. Ra1+ Kb5 49. Rb1+ Ka6 50. Ke3 Rd5 51. Kf4 a4 52. Kg5 Ka5 53. f4 a3 54. Kf6 Ka4 55. Ke6 Ra5 56. Ra1 Kb3 57. Rb1+ Kc2 58. Ra1 a2 0-1

[Event "NRW Class1 1415"]
[Site "Germany"]
[Date "2014.09.14"]
[Round "1.6"]
[White "Gruermann, Martin"]
[Black "Bruchmann, Norbert"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2090"]
[BlackElo "2078"]
[PlyCount "95"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Ennepe Ruhr Sued"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Bg2 Bg7 5. d4 cxd4 6. Nxd4 Nc6 7. Nc3 0-0 8. 0-0 a6 9. b3 Ne4 10. Bxe4 Nxd4 11. Bb2 d6 12. e3 Ne6 13. Bg2 Rb8 14. Qe2 b5 15. Rfd1 Bb7 16. Rac1 Bxg2 17. Kxg2 bxc4 18. Qxc4 Qa5 19. Qe2 Qb6 20. Nd5 Qb7 21. Bxg7 Kxg7 22. Kg1 Rfc8 23. Qd3 Ng5 24. e4 e6 25. Nc3 e5 26. Qxd6 Re8 27. Qd3 Rbd8 28. Nd5 Rc8 29. Qe3 Ne6 30. Qf3 Nd4 31. Qf6+ Kh6 32. Rxc8 Qxc8 33. Ne3 Qh3 34. Re1 Rc8 35. Qxf7 a5 36. Nc4 Re8 37. Re3 Re6 38. Nxe5 Rxe5 39. Qf8+ Kh5 40. Qg7 Rc5 41. Qxh7+ Kg4 42. Qd7+ Nf5 43. Qd1+ Kg5 44. exf5 Qh8 45. fxg6 Qc8 46. Kg2 Qc6+ 47. Qf3 Qxg6 48. Qf4+ 1-0

[Event "NRW Class2 1314"]
[Site "Germany"]
[Date "2014.04.27"]
[Round "9.4"]
[White "Gruermann, Martin"]
[Black "Rempel, Eugen"]
[Result "1-0"]
[ECO "D14"]
[WhiteElo "2110"]
[BlackElo "2153"]
[PlyCount "151"]
[EventDate "2013.09.15"]
[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 "Letmathe"]
[BlackTeam "Dortmund Hansa II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. d4 Nc6 5. Nc3 Nf6 6. Bf4 Bf5 7. e3 e6 8. Be2 Bd6 9. Bxd6 Qxd6 10. 0-0 0-0 11. a3 Rac8 12. b4 Ne4 13. Nxe4 Bxe4 14. Qd2 Rc7 15. Rfc1 Rfc8 16. Ne1 Nb8 17. Bd3 Nd7 18. f3 Bg6 19. Bxg6 hxg6 20. Nd3 Nb6 21. Rxc7 Rxc7 22. b5 Nc4 23. Qb4 Qd8 24. Re1 Qg5 25. f4 Qf5 26. Qc3 Rc8 27. Rc1 g5 28. fxg5 Qxg5 29. Qe1 Rd8 30. Nf4 b6 31. a4 g6 32. Qf2 Kg7 33. h3 Qf5 34. Rf1 Rd7 35. Qg3 Kh7 36. Qh4+ Kg8 37. Rf3 Nd6 38. Nxg6 Qb1+ 39. Kh2 fxg6 40. Qf6 Qe4 41. Rf4 Rf7 42. Qd8+ Kg7 43. Rxe4 Nxe4 44. Qe8 Kf6 45. Qh8+ Ke7 46. Qc8 g5 47. Kg1 Kf6 48. Qd8+ Kg7 49. g4 Kg6 50. Qe8 Kf6 51. Kg2 Re7 52. Qh8+ Rg7 53. Kf3 Nd2+ 54. Ke2 Ne4 55. Kd3 Nf2+ 56. Kc2 Ne4 57. Kb2 Kf7 58. Qd8 Kg6 59. Ka3 Rf7 60. Qe8 Kf6 61. a5 bxa5 62. Ka4 Nd2 63. Qd8+ Kg6 64. Qg8+ Kf6 65. h4 gxh4 66. g5+ Ke7 67. g6 Rf1 68. Kxa5 Ra1+ 69. Kb4 Rb1+ 70. Kc3 Ne4+ 71. Kc2 Re1 72. Qf7+ Kd6 73. g7 Re2+ 74. Kb3 Rxe3+ 75. Kb4 Re2 76. g8Q 1-0

[Event "NRW Class2 1314"]
[Site "Germany"]
[Date "2014.04.06"]
[Round "8.5"]
[White "Gruermann, Martin"]
[Black "Dergatschova, Anna"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2110"]
[BlackElo "2197"]
[PlyCount "100"]
[EventDate "2013.09.15"]
[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 "Letmathe"]
[BlackTeam "Holsterhausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Bxc6 dxc6 6. d3 Nf6 7. Qe2 0-0 8. a4 Qc7 9. Na3 h6 10. Nc4 Be6 11. Bd2 b5 12. axb5 cxb5 13. Na3 Rfb8 14. Bc3 b4 15. Be5 Qb7 16. Nb1 Rd8 17. b3 a5 18. Nbd2 Ra7 19. Ra2 Qb5 20. Rfa1 Rda8 21. Qe1 a4 22. Rxa4 Rxa4 23. Rxa4 Rxa4 24. bxa4 Qxa4 25. Qb1 Nd7 26. Bxg7 Kxg7 27. h3 Qa3 28. Nh2 Nb6 29. Nb3 Na4 30. Qa1+ f6 31. Qxa3 bxa3 32. Na1 Nc3 33. Kf1 f5 34. f3 c4 35. Ke1 h5 36. Kd2 Nb5 37. Ke3 Kf6 38. d4 f4+ 39. Kxf4 Nxd4 40. c3 Ne2+ 41. Ke3 Nxc3 42. Nf1 Nb5 43. Ng3 Ke5 44. f4+ Kd6 45. f5 h4 46. fxe6 hxg3 47. Kf4 Kxe6 48. h4 Nd4 49. Kxg3 c3 50. Kf4 c2 0-1

[Event "NRW Class2 1314"]
[Site "Germany"]
[Date "2014.03.09"]
[Round "7.6"]
[White "Zolfagharian, Kevin"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "B29"]
[WhiteElo "2050"]
[BlackElo "2110"]
[PlyCount "76"]
[EventDate "2013.09.15"]
[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 "Solingen III"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Bb5+ Nc6 6. Ne5 Qd6 7. d4 cxd4 8. Qxd4 Ndb4 9. Qe4 Nxc2+ 10. Kf1 f5 11. Qxc2 Qxe5 12. Qa4 e6 13. Bxc6+ bxc6 14. Qxc6+ Kf7 15. g3 Bc5 16. Bf4 Qd4 17. Be3 Qd3+ 18. Kg1 Bxe3 19. Rd1 Bd2 20. Qxa8 Rd8 21. Nb1 Ba6 22. Qc6 Qe2 23. Kg2 Rd6 24. Qc7+ Kg6 25. Rxd2 Qe4+ 26. f3 Rxd2+ 27. Nxd2 Qe2+ 28. Kh3 Qxd2 29. Qe7 Qh6+ 30. Kg2 Qd2+ 31. Kh3 Qh6+ 32. Qh4 Qe3 33. Qf4 Qf2 34. Qe5 Bf1+ 35. Kh4 Bc4 36. Qc3 Bd5 37. Qc8 Qxf3 38. Qe8+ Kh6 0-1

[Event "NRW Class2 1314"]
[Site "Germany"]
[Date "2014.02.02"]
[Round "6.5"]
[White "Roemhild, Marcus"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2010"]
[BlackElo "2110"]
[PlyCount "96"]
[EventDate "2013.09.15"]
[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 "Lippstadt Turm"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 a6 3. g3 b5 4. Bg2 Bb7 5. d3 e6 6. Nf3 Nf6 7. 0-0 d6 8. Re1 Nbd7 9. Bf4 Be7 10. e5 dxe5 11. Nxe5 Bxg2 12. Kxg2 Nxe5 13. Bxe5 0-0 14. Qf3 Qd7 15. Rad1 Rad8 16. d4 cxd4 17. Rxd4 Qc8 18. Re2 Rxd4 19. Bxd4 Qa8 20. a3 Qxf3+ 21. Kxf3 Rd8 22. Be3 Nd7 23. Bf4 g5 24. Bc7 Rc8 25. Ba5 Bf6 26. Kg2 Nc5 27. Nd1 Nb7 28. Bc3 Bxc3 29. Nxc3 Nd6 30. Nb1 Nc4 31. b3 Nb6 32. c3 Nd5 33. Rc2 g4 34. c4 Kf8 35. Nd2 f5 36. h3 h5 37. Rc1 Ke7 38. hxg4 hxg4 39. Kf1 Rc7 40. Ke2 Kd6 41. Rh1 Nf6 42. Ke3 bxc4 43. Nxc4+ Ke7 44. Rh8 Rd7 45. Ra8 Nd5+ 46. Ke2 Nc3+ 47. Ke3 Nd5+ 48. Ke2 Nc3+ 1/2-1/2

[Event "NRW Class2 1314"]
[Site "Germany"]
[Date "2014.01.12"]
[Round "5.4"]
[White "Wilde, Pierre"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2241"]
[BlackElo "2110"]
[PlyCount "89"]
[EventDate "2013.09.15"]
[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 "Neuenkirchen"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. g3 c6 3. Bg2 Nf6 4. Nf3 Bg7 5. 0-0 d5 6. Qc2 0-0 7. b3 Nbd7 8. Bb2 Re8 9. d4 Ne4 10. Ne1 e5 11. cxd5 cxd5 12. Nf3 exd4 13. Bxd4 Bxd4 14. Nxd4 Ndf6 15. Nc3 Bf5 16. Qb2 Nxc3 17. Qxc3 Qd7 18. Rfc1 Rac8 19. Qf3 Kg7 20. Nxf5+ Qxf5 21. Qxf5 gxf5 22. Kf1 Rc6 23. Rxc6 bxc6 24. Rc1 Re6 25. Rc5 Ne4 26. Ra5 Re7 27. e3 Rc7 28. b4 Rb7 29. a3 Kf6 30. Ke1 Ke7 31. f3 Nd6 32. Bf1 Kd7 33. Kd2 Rc7 34. Kc3 Ne8 35. Kd4 Kd6 36. Bh3 Ng7 37. Kd3 Rb7 38. Ra6 Kc7 39. Ra5 Kd6 40. Ra6 Kc7 41. e4 fxe4+ 42. fxe4 dxe4+ 43. Kxe4 Ne8 44. Kf4 f6 45. Bg2 1-0

[Event "NRW Class2 1314"]
[Site "Germany"]
[Date "2013.12.08"]
[Round "4.5"]
[White "Kuhnen, Thomas"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "B05"]
[WhiteElo "2054"]
[BlackElo "2110"]
[PlyCount "101"]
[EventDate "2013.09.15"]
[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 "Plettenberg"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. d4 Bg4 5. exd6 exd6 6. Be2 Be7 7. 0-0 0-0 8. c4 Nb6 9. Qd3 Nc6 10. Be3 Qd7 11. a3 Bf6 12. Nbd2 d5 13. c5 Nc8 14. b4 a6 15. Nb3 N8e7 16. Rad1 Rfe8 17. h3 Bf5 18. Qd2 h6 19. Nh2 Bg6 20. Ng4 Qe6 21. Bf3 Rad8 22. Bf4 Rc8 23. Rfe1 Qf5 24. Bxh6 Qc2 25. Nxf6+ gxf6 26. Na5 Qxd2 27. Rxd2 Nf5 28. Rxe8+ Rxe8 29. Nxc6 Re1+ 30. Kh2 Nxh6 31. Nd8 Be4 32. Bxe4 Rxe4 33. Nxb7 Nf5 34. Na5 Rxd4 35. Nb3 Rxd2 36. Nxd2 Kf8 37. Nb3 Ke8 38. g4 Nh4 39. Kg3 Ng6 40. f4 Nf8 41. h4 Kd7 42. h5 Ne6 43. h6 Nf8 44. Nd4 c6 45. g5 Nh7 46. Kg4 Kc7 47. Kf5 fxg5 48. fxg5 Nf8 49. Kf6 Nh7+ 50. Kxf7 Nxg5+ 51. Kg6 1-0

[Event "NRW Class2 1314"]
[Site "Germany"]
[Date "2013.11.17"]
[Round "3.4"]
[White "Pieper Emden, Carsten"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "2156"]
[BlackElo "2110"]
[PlyCount "79"]
[EventDate "2013.09.15"]
[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 "Herford"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 Nc6 3. e3 e5 4. cxd5 Qxd5 5. Nc3 Bb4 6. Bd2 Bxc3 7. bxc3 Nf6 8. c4 Qd6 9. d5 Nb8 10. f3 0-0 11. e4 Nbd7 12. Ne2 Nc5 13. Nc1 a5 14. Nb3 b6 15. Nxc5 Qxc5 16. Qb3 Nd7 17. Be2 f5 18. exf5 Qd4 19. Qc3 Rxf5 20. Rc1 Qh4+ 21. g3 Qh3 22. Bf1 Qh5 23. Bg2 Bb7 24. 0-0 Rf6 25. f4 exf4 26. Bxf4 c6 27. Qd4 cxd5 28. cxd5 Rc8 29. Rxc8+ Bxc8 30. Qc4 Nc5 31. Bc7 Ba6 32. Qh4 Qxh4 33. gxh4 Bxf1 34. Bxf1 Ne4 35. Bh3 Kf8 36. Be6 Ke7 37. Bxb6 Nc3 38. Bxa5 Nxa2 39. Bg8 Ra6 40. Bd2 1-0

[Event "NRW Class2 1314"]
[Site "Germany"]
[Date "2013.10.06"]
[Round "2.6"]
[White "Gruermann, Martin"]
[Black "Bien, Stefan"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2110"]
[BlackElo "2050"]
[PlyCount "41"]
[EventDate "2013.09.15"]
[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 "Letmathe"]
[BlackTeam "Wuerselen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. 0-0 Nf6 5. d3 e6 6. Nbd2 Nbd7 7. h3 Bxf3 8. Nxf3 Be7 9. b3 0-0 10. Bb2 Qa5 11. c4 Ba3 12. Qc1 Bxb2 13. Qxb2 Rfd8 14. Rfc1 Rac8 15. Rc2 Qb6 16. Rac1 a5 17. cxd5 Nxd5 18. Rc4 Nf8 19. Ne5 Ng6 20. Nxg6 hxg6 21. a3 1/2-1/2

[Event "NRW Class1 1213"]
[Site "Germany"]
[Date "2013.04.07"]
[Round "8.5"]
[White "Grobbel, Rainer"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "2068"]
[BlackElo "2144"]
[PlyCount "87"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Lippstadt Turm"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 Nc6 3. Nc3 e5 4. cxd5 Nxd4 5. e3 Nf5 6. Nf3 Bd6 7. Be2 h6 8. 0-0 Nf6 9. e4 Ne7 10. Ne1 0-0 11. Nd3 Ng6 12. Be3 Qe7 13. Rc1 Bd7 14. Qb3 Rfb8 15. f3 c6 16. dxc6 Bxc6 17. Nb5 Bxb5 18. Qxb5 a6 19. Qb3 Rc8 20. Rc4 b5 21. Rc2 Nf4 22. Nxf4 exf4 23. Bf2 Bc5 24. Rfc1 Bxf2+ 25. Kxf2 Qd8 26. Kf1 Rxc2 27. Qxc2 Qd4 28. Qc3 Rd8 29. Qxd4 Rxd4 30. Ke1 Ne8 31. Rc6 Rb4 32. b3 a5 33. Kd2 Rd4+ 34. Kc3 Rd7 35. Bxb5 Nc7 36. Bc4 Kf8 37. Rc5 a4 38. bxa4 Ne6 39. Bxe6 fxe6 40. a5 Ke7 41. a6 Ra7 42. Rc6 Kd7 43. Rb6 Rc7+ 44. Kb3 1-0

[Event "NRW Class1 1213"]
[Site "Germany"]
[Date "2013.03.10"]
[Round "7.6"]
[White "Kammers, Heribert"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "D07"]
[WhiteElo "2089"]
[BlackElo "2144"]
[PlyCount "50"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Muenster II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 Nc6 3. Nc3 e5 4. dxe5 d4 5. Nd5 Be6 6. Qb3 Nxe5 7. Bf4 Bxd5 8. Bxe5 Bc6 9. 0-0-0 Qg5+ 10. f4 Qg4 11. Qh3 Nh6 12. Rxd4 Bc5 13. Rd3 f6 14. Bxc7 Rc8 15. Ba5 Qxf4+ 16. Kc2 0-0 17. Qe6+ Kh8 18. Nh3 Qe4 19. Qxe4 Bxe4 20. Nf4 Ng4 21. Be1 Be3 22. Ne6 Rfe8 23. h3 Ne5 24. Kb3 Bxd3 25. exd3 Rxe6 0-1

[Event "NRW Class1 1213"]
[Site "Germany"]
[Date "2013.02.17"]
[Round "6.5"]
[White "Hunhoff, Sebastian"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "1795"]
[BlackElo "2144"]
[PlyCount "79"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Bocholt"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nc6 2. Nc3 e5 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Bg5 h6 7. Bh4 Bxc3+ 8. bxc3 Ne5 9. f4 Ng6 10. Bxf6 Qxf6 11. g3 0-0 12. Qd2 d6 13. Bg2 c6 14. Rb1 Qd8 15. 0-0 Qa5 16. e4 Qc5 17. Kh1 Qxc4 18. Nf5 Rd8 19. Nxd6 Qe6 20. Rbd1 Nf8 21. f5 Qf6 22. Qd4 Qxd4 23. Rxd4 c5 24. Rd5 b6 25. e5 Ba6 26. Rfd1 Rab8 27. Nxf7 Re8 28. Nd6 Re7 29. e6 Nh7 30. Ne4 Bb7 31. Rd8+ Re8 32. Rxe8+ Rxe8 33. Nd6 Bxg2+ 34. Kxg2 Rb8 35. Ne4 Nf6 36. Nxf6+ gxf6 37. Rd7 a6 38. Ra7 Rd8 39. Rd7 Re8 40. Kf3 1-0

[Event "NRW Class1 1213"]
[Site "Germany"]
[Date "2013.01.20"]
[Round "5.6"]
[White "Vogelmann, Peter"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2169"]
[BlackElo "2144"]
[PlyCount "68"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Langenfeld"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. Nc3 Nxc3 4. bxc3 d6 5. f4 g6 6. d4 Bg7 7. Nf3 0-0 8. Bd3 c5 9. 0-0 dxe5 10. dxe5 Qa5 11. c4 Nc6 12. Bd2 Qa4 13. a3 Be6 14. Qe2 Rfd8 15. Bc3 h6 16. h3 Rac8 17. g4 Nd4 18. Bxd4 cxd4 19. Nd2 Bd7 20. f5 Rc5 21. fxg6 fxg6 22. Qe4 Be8 23. Nf3 Qc6 24. Qf4 Qe6 25. Rae1 Qf7 26. Qe4 Bc6 27. e6 Qxf3 28. Rxf3 Bxe4 29. Rxe4 Rf8 30. Rxf8+ Kxf8 31. Rf4+ Bf6 32. Bxg6 Rxc4 33. h4 Kg7 34. Bd3 Rc5 1/2-1/2

[Event "NRW Class1 1213"]
[Site "Germany"]
[Date "2012.12.16"]
[Round "4.4"]
[White "Gruermann, Martin"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2144"]
[BlackElo "2421"]
[PlyCount "86"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Hattingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nc3 Bf5 3. f3 e6 4. e4 Bg6 5. Bd3 Bb4 6. Nge2 Ne7 7. 0-0 0-0 8. Be3 Nd7 9. Na4 c6 10. a3 Bd6 11. b4 e5 12. c4 dxc4 13. Bc2 b5 14. Nac3 a5 15. f4 f6 16. dxe5 Bc7 17. e6 Bb6 18. Qc1 axb4 19. Rd1 Ra7 20. exd7 bxc3 21. Nxc3 Bh5 22. Rd6 Rxd7 23. Rxd7 Bxe3+ 24. Qxe3 Qxd7 25. Bd1 Bg6 26. Be2 Ra8 27. Rd1 Qa7 28. Rd8+ Kf7 29. Qxa7 Rxa7 30. f5 Rxa3 31. fxg6+ Nxg6 32. Nb1 Ra1 33. Rd1 Ne5 34. Nd2 Ra2 35. Bf3 Rb2 36. Nf1 c3 37. Rc1 b4 38. Ne3 Nd3 39. Rc2 Rxc2 40. Nxc2 b3 41. Bd1 bxc2 42. Bxc2 Nb4 43. Bb3+ Ke7 0-1

[Event "NRW Class1 1213"]
[Site "Germany"]
[Date "2012.11.18"]
[Round "3.5"]
[White "Gruermann, Martin"]
[Black "Wagenknecht, Uwe"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2144"]
[BlackElo "2175"]
[PlyCount "72"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Bielefeld"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 d6 6. 0-0 Bd7 7. Rb1 Nd4 8. e3 Nxf3+ 9. Bxf3 Bc6 10. d4 cxd4 11. exd4 Nf6 12. d5 Bd7 13. Be3 0-0 14. Bd4 Rc8 15. b3 a6 16. a4 h5 17. Re1 Re8 18. Qd2 Qa5 19. Re2 Qb4 20. Rb2 Bf5 21. Ne4 Qxd2 22. Rbxd2 Nd7 23. Bxg7 Kxg7 24. h4 b5 25. cxb5 axb5 26. axb5 Ne5 27. Bg2 Rc1+ 28. Kh2 Ng4+ 29. Kh3 Nxf2+ 30. Kh2 Ng4+ 31. Kh3 Rb8 32. Ng5 Ne5+ 33. Kh2 Rxb5 34. Bh3 f6 35. Bxf5 fxg5 36. Rc2 Nf3+ 0-1

[Event "NRW Class1 1213"]
[Site "Germany"]
[Date "2012.10.21"]
[Round "2.5"]
[White "Schlawin, Marlon"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2211"]
[BlackElo "2144"]
[PlyCount "129"]
[EventDate "2012.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Bochum II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 Nc6 6. Qf3 e6 7. Nge2 Be7 8. a3 0-0 9. d3 Nd7 10. Be3 Nc5 11. Ba2 e5 12. Nd5 Bd6 13. 0-0 Ne6 14. c3 Ne7 15. Nxe7+ Qxe7 16. Rfe1 Nc5 17. Bd2 e4 18. dxe4 Qxe4 19. Qxe4 Nxe4 20. Be3 Re8 21. Nd4 Bd7 22. Bc4 a6 23. Bd3 g6 24. f3 Nc5 25. Bc4 Ne6 26. Kf2 Be5 27. Rad1 Nxd4 28. Bxd4 Bxd4+ 29. Rxd4 Rxe1 30. Kxe1 Re8+ 31. Kf2 Bc6 32. Rf4 Re7 33. g4 Kf8 34. g5 Bd7 35. Rf6 Bf5 36. h4 Kg7 37. h5 h6 38. f4 Be4 39. Kg3 hxg5 40. fxg5 gxh5 41. Be2 Bg6 42. Bf3 c6 43. Rf4 Rd7 44. Kh4 Rd6 45. Bxh5 Bxh5 46. Kxh5 Rd2 47. Rb4 b5 48. a4 Rh2+ 49. Kg4 c5 50. Rb3 bxa4 51. Rb6 Rg2+ 52. Kf4 Rf2+ 53. Kg4 Kf8 54. Rxa6 Rxb2 55. Rxa4 Ke7 56. Kf5 Rf2+ 57. Ke5 Re2+ 58. Re4 Rd2 59. c4 Kf8 60. Kf5 Rc2 61. Ke5 Rd2 62. Kf5 Rc2 63. Kf6 Rf2+ 64. Ke5 Rd2 65. Kf6 1/2-1/2

[Event "NRW Class2 1112"]
[Site "Germany"]
[Date "2012.04.29"]
[Round "9.3"]
[White "Quelle, Helmut"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2100"]
[BlackElo "2148"]
[PlyCount "92"]
[EventDate "2011.09.18"]
[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 "Herford"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. c4 Nc6 5. Nc3 e6 6. 0-0 Nge7 7. d3 0-0 8. Bg5 h6 9. Bd2 b6 10. Rb1 Bb7 11. a3 d5 12. cxd5 Nxd5 13. Nxd5 Qxd5 14. b4 Rfc8 15. Ne1 Qd6 16. bxc5 Qxc5 17. Qa4 Qe7 18. Nc2 Nd8 19. Rfc1 Bxg2 20. Kxg2 Qb7+ 21. Kg1 Nc6 22. Qh4 Ne7 23. Ne3 Rxc1+ 24. Rxc1 Kh7 25. Qf4 Nc6 26. Qf3 Rc8 27. Nc4 Qd7 28. Bf4 Nd4 29. Qe4 f5 30. Qe3 e5 31. Bxe5 Bxe5 32. Nxe5 Rxc1+ 33. Qxc1 Nxe2+ 34. Kf1 Nxc1 35. Nxd7 Nxd3 36. Ke2 Nb2 37. Ne5 Kg7 38. Kd2 Kf6 39. f4 Na4 40. Kd3 g5 41. Kc4 gxf4 42. gxf4 a6 43. Kb4 Nc5 44. a4 Ke6 45. a5 Nd7 46. Nxd7 bxa5+ 0-1

[Event "NRW Class2 1112"]
[Site "Germany"]
[Date "2012.03.04"]
[Round "7.5"]
[White "Fecke, Andreas"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2086"]
[BlackElo "2148"]
[PlyCount "113"]
[EventDate "2011.09.18"]
[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 "Lippstadt Turm"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Nbd2 Nc6 5. g3 g6 6. Bg2 Bg7 7. 0-0 Nge7 8. Re1 0-0 9. Qe2 h6 10. h4 dxe4 11. dxe4 e5 12. Nf1 Nd4 13. Nxd4 cxd4 14. h5 Be6 15. Bd2 Qd7 16. hxg6 fxg6 17. b3 Rac8 18. Qd3 Rc6 19. Bb4 Rfc8 20. c4 R6c7 21. Nh2 Nc6 22. Bd2 Rf8 23. Nf3 Qf7 24. Rf1 g5 25. Ne1 Qh5 26. Bf3 Qg6 27. Bd1 Rcf7 28. b4 Nb8 29. c5 Rf6 30. Bb3 Qf7 31. Bxe6 Qxe6 32. Qb3 Qxb3 33. axb3 a6 34. Rd1 Nd7 35. Kg2 a5 36. f3 axb4 37. Nd3 Ra8 38. Bxb4 Bf8 39. Rf2 b6 40. cxb6 Bxb4 41. b7 Rb8 42. Nxb4 Rb6 43. Nd5 Rxb3 44. f4 exf4 45. gxf4 R8xb7 46. fxg5 hxg5 47. Rxd4 Rb2 48. Ne7+ Kh7 49. Nc6 Rxf2+ 50. Kxf2 Rc7 51. e5 Rxc6 52. Rxd7+ Kg8 53. Rd6 Rxd6 54. exd6 Kf7 55. Kf3 Ke6 56. Kg4 Kxd6 57. Kxg5 1/2-1/2

[Event "NRW Class2 1112"]
[Site "Germany"]
[Date "2012.02.05"]
[Round "6.5"]
[White "Gruermann, Martin"]
[Black "Orentlikher, Mikhail"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2148"]
[BlackElo "2025"]
[PlyCount "161"]
[EventDate "2011.09.18"]
[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 "Letmathe"]
[BlackTeam "Koeln Ford SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nxc3 7. bxc3 c5 8. 0-0 Nc6 9. Rb1 Qa5 10. Qb3 0-0 11. Qa3 Rb8 12. Nh4 Be6 13. Bxc6 Qxa3 14. Bxa3 bxc6 15. Bxc5 Bxa2 16. Rxb8 Rxb8 17. Bxa7 Rb2 18. Be3 e5 19. f3 c5 20. Ra1 Bf8 21. Kf2 c4 22. Ng2 Kg7 23. f4 Kf6 24. Kf3 Ke6 25. fxe5 Kxe5 26. Bf4+ Ke6 27. g4 h6 28. Be3 g5 29. h4 Be7 30. hxg5 hxg5 31. Ne1 Bf6 32. Kf2 Bd8 33. Nf3 f6 34. Rh1 Bb1 35. Rh8 Kd7 36. Rg8 Be4 37. Rg7+ Kd6 38. Ra7 Rb1 39. Ra6+ Ke7 40. Rxf6 Kxf6 41. Bxg5+ Ke6 42. Bxd8 Rb8 43. Bh4 Rg8 44. Kg3 Bg6 45. Bg5 Kd5 46. Be3 Bh5 47. Bg5 Bg6 48. Bf4 Bh5 49. e4+ Kc5 50. Ne5 Be8 51. Be3+ Kb5 52. Kf4 Bc6 53. Nxc6 Kxc6 54. g5 Kd6 55. Bd4 Ke6 56. Kg4 Rg6 57. Bf6 Rg8 58. Kf4 Ra8 59. Ke3 Ra6 60. d4 cxd3 61. Kxd3 Ra4 62. c4 Ra3+ 63. Kd4 Ra5 64. e5 Kf7 65. c5 Ra1 66. c6 Rc1 67. Kd5 Rd1+ 68. Kc5 Rc1+ 69. Kd6 Rd1+ 70. Kc7 Rg1 71. Kd7 Rd1+ 72. Kc8 Rc1 73. c7 Rd1 74. g6+ Kxg6 75. Be7 Kf7 76. Bd6 Ke8 77. Kb7 Rb1+ 78. Kc6 Rc1+ 79. Bc5 Rxc5+ 80. Kxc5 Kd7 81. Kd5 1-0

[Event "NRW Class2 1112"]
[Site "Germany"]
[Date "2012.01.08"]
[Round "5.4"]
[White "Wegener, Olaf"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2402"]
[BlackElo "2134"]
[PlyCount "123"]
[EventDate "2011.09.18"]
[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 "Dortmund Hansa II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 Be7 8. Ne5 0-0 9. Be2 c5 10. dxc5 Bxc5 11. Bf4 Nd5 12. Bg3 f6 13. Nd3 Bd6 14. Bf3 Ne7 15. Nf4 Nf5 16. Be4 Qc7 17. Bxf5 Bxf4 18. Bxf4 Qxf4 19. Bc2 Qe5+ 20. Qe2 Qxe2+ 21. Kxe2 b6 22. Rad1 Ba6+ 23. Bd3 Bb7 24. f3 Rad8 25. Rd2 Bc6 26. Rhd1 Rc8 27. Ke3 Rc7 28. Be4 Bxe4 29. Kxe4 Re8 30. Rd7 Re7 31. Rd8+ Kf7 32. Rh8 Kg6 33. Rdd8 Rcd7 34. c4 Rxd8 35. Rxd8 Rc7 36. b3 Kf7 37. f4 Ke7 38. Rd3 f5+ 39. Ke5 Rc5+ 40. Kd4 Kf6 41. Kc3 Rc7 42. b4 g5 43. g3 h5 44. h4 gxf4 45. gxf4 Ke7 46. Rg3 Kf6 47. Rd3 Ke7 48. a4 Rc6 49. Rg3 Kf6 50. Rg5 Rc7 51. Rxh5 e5 52. Rh6+ Kg7 53. Rd6 exf4 54. h5 f3 55. h6+ Kf7 56. h7 Rc8 57. Kd2 Kg7 58. Rd7+ Kh8 59. Ke3 Rxc4 60. Rxa7 Rxb4 61. Kxf3 Rh4 62. a5 1/2-1/2

[Event "NRW Class2 1112"]
[Site "Germany"]
[Date "2011.12.04"]
[Round "4.5"]
[White "Berndt, Joachim"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2111"]
[BlackElo "2148"]
[PlyCount "44"]
[EventDate "2011.09.18"]
[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 "Herne Sodingen"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h3 c5 5. c3 Qb6 6. Qc1 cxd4 7. cxd4 Nc6 8. e3 d6 9. Nc3 Bf5 10. g4 Be6 11. Ng5 Bd5 12. Nxd5 Nxd5 13. Bg3 Qa5+ 14. Kd1 0-0 15. h4 Rac8 16. Qd2 Ncb4 17. Bd3 Qa4+ 18. b3 Qd7 19. f3 Nxd3 20. Qxd3 Rc3 21. Qe4 Qb5 22. Re1 Rd3+ 0-1

[Event "NRW Class2 1112"]
[Site "Germany"]
[Date "2011.11.13"]
[Round "3.4"]
[White "Villwock, Martin"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2148"]
[BlackElo "2148"]
[PlyCount "79"]
[EventDate "2011.09.18"]
[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 "Katernberg II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Bd7 7. b4 cxd4 8. cxd4 Rc8 9. Bb2 Na5 10. Nbd2 Nh6 11. Rc1 Rxc1 12. Qxc1 Nc6 13. Nb3 Be7 14. Bd3 Nf5 15. 0-0 0-0 16. Nc5 Bc8 17. Re1 Nh4 18. Nxh4 Bxh4 19. Qc2 g6 20. g3 Be7 21. h4 Kg7 22. b5 Nb8 23. Bc1 Nd7 24. Nb3 f6 25. Bd2 Qd8 26. Qc1 Kg8 27. h5 fxe5 28. dxe5 gxh5 29. Bh6 Rf7 30. Qd1 Nc5 31. Nxc5 Bxc5 32. Re2 h4 33. Rc2 Bf8 34. Qg4+ Kh8 35. Bg5 Be7 36. Qh5 Rg7 37. Bf6 Bxf6 38. exf6 Rc7 39. Rxc7 Qxc7 40. Qe8# 1-0

[Event "NRW Class2 1112"]
[Site "Germany"]
[Date "2011.10.09"]
[Round "2.5"]
[White "Haas, Kai Markus"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1975"]
[BlackElo "2148"]
[PlyCount "100"]
[EventDate "2011.09.18"]
[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 "Sendenhorst"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nf6 3. d3 d5 4. Nbd2 Nc6 5. g3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. Re1 b6 9. c3 dxe4 10. dxe4 Ng4 11. Nc4 Qxd1 12. Rxd1 Be6 13. Bf1 h6 14. h3 Nf6 15. Re1 Rad8 16. Kh2 Rc8 17. Nfe5 Nxe5 18. Nxe5 Nh7 19. Nf3 Bd7 20. a4 Bc6 21. Bb5 Rfd8 22. Bxc6 Rxc6 23. e5 Nf8 24. h4 Rc7 25. a5 b5 26. Be3 Ne6 27. Rad1 Rcd7 28. Rxd7 Rxd7 29. Re2 Kf8 30. Kg2 a6 31. Nd2 h5 32. f4 Ke8 33. Ne4 c4 34. Bc5 Rd5 35. Bb4 Kd7 36. Rd2 Rxd2+ 37. Nxd2 f6 38. exf6 exf6 39. Kf3 f5 40. Ke3 Nc7 41. Bc5 Kc6 42. Ba7 Kd5 43. Bb6 Ne6 44. Nf3 Bf6 45. Ba7 b4 46. Bd4 Nxd4 47. cxd4 b3 48. Ke2 Bxd4 49. Nxd4 Kxd4 50. Kd2 c3+ 0-1

[Event "NRW Class2 1112"]
[Site "Germany"]
[Date "2011.09.18"]
[Round "1.5"]
[White "Gruermann, Martin"]
[Black "Borrink, Joern"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2148"]
[BlackElo "2084"]
[PlyCount "100"]
[EventDate "2011.09.18"]
[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 "Letmathe"]
[BlackTeam "Muenster SK II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. d3 d6 6. e3 h5 7. h4 g6 8. Nge2 Bg7 9. Rb1 0-0 10. b4 Ne7 11. Qb3 Kh8 12. d4 e4 13. Nf4 Bh6 14. d5 Ng4 15. Bb2 Ne5 16. Nce2 Kh7 17. Nd4 Bxf4 18. exf4 Nd3+ 19. Ke2 c6 20. dxc6 bxc6 21. Ba1 c5 22. bxc5 dxc5 23. Nc2 Nc6 24. Qc3 Rf7 25. Rhd1 Be6 26. Kf1 Qc7 27. Ne3 Rd8 28. Nd5 Bxd5 29. cxd5 Ncb4 30. Qc4 Qd6 31. a3 Qxd5 32. Qc3 Nc6 33. Rb5 Rfd7 34. Kg1 Nd4 35. Rxd3 Ne2+ 36. Kh2 Nxc3 37. Rxd5 Nxb5 38. Rxc5 Rd5 39. Rc6 Nxa3 40. Be5 Nb5 41. Bf1 Nd4 42. Ra6 Nf3+ 43. Kg2 Nxe5 44. fxe5 R8d7 45. e6 Rc7 46. Ra4 Kg7 47. Rb4 Kf6 48. Bb5 a5 49. Rb2 Kxe6 50. Bd7+ Rcxd7 0-1

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2011.04.03"]
[Round "9.5"]
[White "Gruermann, Martin"]
[Black "Beckmann, Klaus2222"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2104"]
[BlackElo "2131"]
[PlyCount "74"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Neuenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 d6 3. Nc3 Bg4 4. e4 e6 5. Be2 Be7 6. 0-0 0-0 7. Be3 d5 8. Nd2 Bxe2 9. Qxe2 dxe4 10. Ncxe4 Nd5 11. Rfd1 Nc6 12. Nf3 Nxe3 13. Qxe3 Qd5 14. Ng3 Rfe8 15. Ne5 Nxe5 16. dxe5 Qc6 17. Rd2 Red8 18. Rad1 Rxd2 19. Rxd2 a6 20. h3 Rd8 21. Rxd8+ Bxd8 22. Qd4 Be7 23. c4 Qa4 24. a3 Qc2 25. Ne4 Bf8 26. Kh2 b6 27. f3 h6 28. Qc3 Qe2 29. Qd4 c5 30. Qc3 Be7 31. Qd2 Qxd2 32. Nxd2 Bg5 33. Ne4 Bf4+ 34. g3 Bxe5 35. b3 f5 36. f4 Bxf4 37. gxf4 fxe4 0-1

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2011.03.13"]
[Round "8.4"]
[White "Gruermann, Martin"]
[Black "Blasek, Ralph"]
[Result "0-1"]
[ECO "A23"]
[WhiteElo "2104"]
[BlackElo "2246"]
[PlyCount "112"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Solingen III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. g3 e5 3. Bg2 Bc5 4. Nc3 0-0 5. e3 c6 6. Nge2 d6 7. d4 Bb6 8. 0-0 Bf5 9. e4 Bg4 10. Be3 Qc8 11. Qd2 Re8 12. f3 Bh3 13. d5 Bxg2 14. Kxg2 Nbd7 15. Bxb6 Nxb6 16. b3 Qc7 17. Rac1 Rad8 18. g4 Nc8 19. Ng3 Ne7 20. Kh1 Qa5 21. Rc2 Qa6 22. Rd1 Kf8 23. Nce2 Qb6 24. Kg2 Ng6 25. Nf5 cxd5 26. cxd5 Rc8 27. Rdc1 Rxc2 28. Rxc2 Ne7 29. Nxe7 Rxe7 30. Ng3 Rc7 31. Qc1 Ne8 32. Nf5 Rxc2+ 33. Qxc2 g6 34. Ng3 Nc7 35. Ne2 Na6 36. Qc3 Qb5 37. Kf2 Nc5 38. Qc4 Nd3+ 39. Ke3 Qxc4 40. bxc4 Nb2 41. c5 dxc5 42. g5 Ke7 43. f4 Kd6 44. Nc3 a6 45. a4 b6 46. h4 exf4+ 47. Kxf4 Nc4 48. Nd1 b5 49. axb5 axb5 50. Nc3 b4 51. Nb5+ Kd7 52. e5 Na3 53. Nd6 b3 54. Nxf7 b2 55. e6+ Ke7 56. Ke5 Nc4+ 0-1

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2011.02.20"]
[Round "7.5"]
[White "Kohn, Sandro"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "A97"]
[WhiteElo "2196"]
[BlackElo "2104"]
[PlyCount "124"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. c4 d6 7. Nc3 Qe8 8. Re1 Qg6 9. Qd3 Nc6 10. e4 fxe4 11. Nxe4 Nb4 12. Nxf6+ Bxf6 13. Qxg6 hxg6 14. Re2 Nc6 15. d5 exd5 16. cxd5 Nb4 17. Ng5 Bf5 18. Ne6 Nc2 19. Rxc2 Bxc2 20. Nxf8 Kxf8 21. Be3 Bxb2 22. Re1 Ba3 23. Re2 Bd3 24. Rd2 Bf5 25. h3 Bc1 26. Re2 Re8 27. g4 Bd3 28. Re1 Bxe3 29. fxe3 g5 30. Rc1 Re7 31. Rc3 Bg6 32. Kf2 Kf7 33. e4 Ke8 34. Ke3 Kd7 35. Kd4 c5+ 36. dxc6+ bxc6 37. Ra3 c5+ 38. Ke3 Kc6 39. Ra6+ Kb5 40. Rxd6 Bf7 41. a3 Ka4 42. Rc6 c4 43. Rc5 Kxa3 44. Rxg5 Rc7 45. Kd2 c3+ 46. Kc1 Bb3 47. Bf1 Rd7 48. Be2 Rd2 49. Ra5+ Kb4 50. Rb5+ Ka4 51. Rc5 Rxe2 52. Rxc3 Rxe4 53. Rd3 Ka3 54. Kd2 Re5 55. Rf3 g5 56. Kc3 a5 57. Kd4 Rd5+ 58. Kc3 a4 59. h4 Rc5+ 60. Kd3 gxh4 61. Rh3 Kb2 62. g5 a3 0-1

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2011.01.30"]
[Round "6.6"]
[White "Fecke, Andreas"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2175"]
[BlackElo "2104"]
[PlyCount "48"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Lippstadt Turm"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. d3 d5 3. Nd2 e5 4. Ngf3 Nc6 5. Be2 Bc5 6. 0-0 0-0 7. c3 a5 8. b3 Qe7 9. a3 Rd8 10. Qc2 d4 11. c4 Nd7 12. Re1 Nf8 13. Nf1 Ne6 14. g3 g5 15. h4 h6 16. hxg5 hxg5 17. N1h2 f6 18. Ng4 Qg7 19. Nfh2 Bd7 20. Bf3 Kf7 21. Qe2 Rh8 22. Bd2 Qf8 23. Bc1 Qg7 24. Bd2 Qf8 1/2-1/2

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2011.01.09"]
[Round "5.4"]
[White "Gruermann, Martin"]
[Black "Ackermann, Hans Werner"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2104"]
[BlackElo "2291"]
[PlyCount "49"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Dortmund Hansa II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 a6 3. c3 e6 4. Be2 d5 5. exd5 exd5 6. d4 Bd6 7. 0-0 Ne7 8. c4 0-0 9. Nc3 dxc4 10. Bxc4 cxd4 11. Qxd4 Nbc6 12. Qh4 Bf5 13. Ne4 Ng6 14. Qxd8 Raxd8 15. Nxd6 Rxd6 16. Be3 Rd7 17. Bc5 Rc8 18. Be3 Nce5 19. Nxe5 Nxe5 20. Be2 Bd3 21. Rfc1 Rxc1+ 22. Rxc1 f5 23. Kf1 Bxe2+ 24. Kxe2 Kf7 25. Rc3 1/2-1/2

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2010.12.19"]
[Round "4.5"]
[White "Gruermann, Martin"]
[Black "Werthebach, Felix"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2104"]
[BlackElo "2161"]
[PlyCount "92"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Bochum II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d6 2. e4 c5 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 e5 8. Qd3 Nf6 9. Bg5 Be7 10. 0-0 h6 11. Bxf6 Bxf6 12. Rfd1 Be7 13. Nd2 Qc7 14. Nc4 Rd8 15. Ne3 0-0 16. Ncd5 Qd7 17. Nf5 Bxd5 18. Qxd5 g6 19. Nxe7+ Qxe7 20. Rd3 Rc8 21. c3 Rfd8 22. Rad1 Rc6 23. Qb3 Rb6 24. Qc2 Qe6 25. b3 Rc6 26. Qd2 Kg7 27. c4 a6 28. Rd5 b6 29. Qb2 Qf6 30. f3 b5 31. cxb5 axb5 32. Qd2 Qh4 33. Rxe5 Rdc8 34. Rd5 Rc2 35. Qd4+ Kh7 36. Qe3 R8c3 37. Qa7 Rxf3 38. Kh1 Qxe4 39. Qg1 Rff2 40. R5d4 Qxg2+ 41. Qxg2 Rxg2 42. a4 Rxh2+ 43. Kg1 bxa4 44. bxa4 Rcg2+ 45. Kf1 Ra2 46. Rxd6 Rh1# 0-1

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2010.11.28"]
[Round "3.4"]
[White "Gruermann, Martin"]
[Black "Richter, Christian"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "2104"]
[BlackElo "2396"]
[PlyCount "75"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Emsdetten Turm II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3 c6 5. e3 Qa5 6. Qd2 e6 7. Bxf6 Nxf6 8. Ne4 Bb4 9. Nxf6+ gxf6 10. c3 Bd6 11. g3 b5 12. Bg2 Bb7 13. 0-0 Kf8 14. Qc2 Qc7 15. a4 Kg7 16. e4 c5 17. exd5 Bxd5 18. axb5 Qb7 19. dxc5 Bxc5 20. Qe2 Qc7 21. Nd2 Rad8 22. Bxd5 Rxd5 23. c4 Rd4 24. Nb3 Rxc4 25. Rfc1 Bxf2+ 26. Kxf2 Qb6+ 27. Qe3 Qxb5 28. Rxc4 Qxc4 29. Qc3 Qe4 30. Re1 Qd5 31. Qf3 Qb5 32. Qg4+ Kh6 33. Qd4 Kg7 34. Nc5 Rc8 35. Rc1 Rd8 36. Nxe6+ fxe6 37. Rc7+ Kg6 38. Qxd8 1-0

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2010.10.24"]
[Round "2.5"]
[White "Gruermann, Martin"]
[Black "Spisla, Dominik"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2104"]
[BlackElo "1873"]
[PlyCount "79"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Brackweda"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. e3 Nc6 3. a3 a5 4. Nc3 g6 5. d4 d6 6. Nf3 Bg7 7. Be2 f5 8. dxe5 Nxe5 9. Qc2 Nf6 10. 0-0 0-0 11. b3 Ne4 12. Bb2 Nxc3 13. Bxc3 Qe7 14. Rad1 b6 15. Qd2 Bb7 16. Nxe5 Bxe5 17. Bxe5 Qxe5 18. Qd4 Rfe8 19. Rd2 Re7 20. Rfd1 Rae8 21. Qxe5 Rxe5 22. Rd4 Kg7 23. Bf3 Be4 24. Bxe4 Rxe4 25. g3 Kf6 26. Kf1 g5 27. Ke2 f4 28. Rxe4 Rxe4 29. Kf3 Re5 30. exf4 gxf4 31. g4 h5 32. h3 Kg5 33. a4 Kh4 34. Kxf4 Re2 35. Kf3 Rb2 36. Rd3 Rb1 37. Kf4 Rg1 38. Rg3 Rf1 39. Kf3 Rb1 40. Kg2 1-0

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2010.09.26"]
[Round "1.6"]
[White "Gruermann, Martin"]
[Black "Heinichen, Nils"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2104"]
[BlackElo "2042"]
[PlyCount "105"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Wuerselen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 e5 6. c3 Nge7 7. d4 cxd4 8. cxd4 exd4 9. e5 0-0 10. Bg5 Qa5 11. Na3 a6 12. Bxc6 Nxc6 13. Nc4 Qb4 14. Rc1 d5 15. exd6 Be6 16. a3 Qb5 17. a4 Qc5 18. Ncd2 Qxd6 19. Ne4 Qb4 20. Nc5 Bg4 21. h3 Bxf3 22. Qxf3 Rfe8 23. Re4 Ne5 24. Qd1 Rac8 25. Bd2 Qb6 26. b4 Nc6 27. Qb3 Rxe4 28. Nxe4 Re8 29. Nd6 Re6 30. Nc4 Qd8 31. b5 Ne7 32. Na5 Re2 33. Qd3 Re6 34. Nxb7 Qd5 35. Nc5 Rf6 36. Nxa6 h6 37. Nb4 Qh5 38. Qxd4 Re6 39. Qg4 Qe5 40. Re1 Qd6 41. Rxe6 fxe6 42. Qf4 e5 43. Qe3 Nf5 44. Qb3+ Kh7 45. Qd5 Qe7 46. b6 e4 47. b7 e3 48. fxe3 Nxe3 49. Qd3 Qc5 50. Qxe3 Bd4 51. b8Q Bxe3+ 52. Bxe3 Qxe3+ 53. Kh2 1-0

[Event "NRW Class1 0910"]
[Site "Germany"]
[Date "2010.04.25"]
[Round "9.3"]
[White "Gruermann, Martin"]
[Black "Kreutzkamp, Reinhold"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2089"]
[BlackElo "2303"]
[PlyCount "30"]
[EventDate "2009.09.20"]
[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 "Letmathe"]
[BlackTeam "Porz SG II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Qb3 Bb4 9. Be2 0-0 10. 0-0 Qe7 11. Rfc1 Ne4 12. Nxe4 Bxe4 13. a3 Ba5 14. Qa4 Bxf3 15. Bxf3 Bb6 1/2-1/2

[Event "NRW Class1 0910"]
[Site "Germany"]
[Date "2010.03.21"]
[Round "8.5"]
[White "Henneberger, Sven"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2133"]
[BlackElo "2089"]
[PlyCount "62"]
[EventDate "2009.09.20"]
[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 "Rheine"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Nbd2 g6 6. Bg2 Bg7 7. 0-0 Nge7 8. Re1 b6 9. exd5 Nxd5 10. Nc4 0-0 11. Bg5 f6 12. Bd2 e5 13. Qc1 Bb7 14. Bh6 Qd7 15. Bxg7 Kxg7 16. Qd2 Rad8 17. Rad1 Rfe8 18. Rc1 Nc7 19. Re2 Nb5 20. Qe3 Ncd4 21. Nxd4 Nxd4 22. Ree1 Bxg2 23. Kxg2 Qd5+ 24. Qe4 Qxe4+ 25. dxe4 Nc6 26. c3 Rd7 27. Red1 Red8 28. Ne3 Rd2 29. Rxd2 Rxd2 30. Rc2 Rxc2 31. Nxc2 Kf7 1/2-1/2

[Event "NRW Class1 0910"]
[Site "Germany"]
[Date "2010.02.21"]
[Round "7.5"]
[White "Gruermann, Martin"]
[Black "Wunsch, Axel"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2089"]
[BlackElo "2115"]
[PlyCount "114"]
[EventDate "2009.09.20"]
[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 "Letmathe"]
[BlackTeam "Elberfeld"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c6 7. d4 Qa5 8. d5 Qa6 9. Nd2 Nbd7 10. dxc6 bxc6 11. Qa4 Qxa4 12. Nxa4 Bb7 13. b3 Nb6 14. Nxb6 axb6 15. Bb2 Nd7 16. Bxg7 Kxg7 17. a4 Nc5 18. Rab1 Ra7 19. Ne4 Nxe4 20. Bxe4 d5 21. cxd5 cxd5 22. Bd3 Rc8 23. Rfc1 Raa8 24. Bb5 Kf6 25. Bd7 Rxc1+ 26. Rxc1 Ke5 27. Rc7 Ba6 28. Bb5 Bxb5 29. axb5 Ra5 30. Rxe7+ Kf6 31. Re3 Rxb5 32. Kf1 d4 33. Rd3 Ke5 34. f3 Rc5 35. Ke1 Rc1+ 36. Kd2 Rh1 37. h4 h5 38. f4+ Ke4 39. Kc2 Ra1 40. Kd2 Ra2+ 41. Kd1 Rb2 42. Ke1 Rc2 43. Kd1 Rb2 44. Ke1 b5 45. b4 Rxb4 46. Ra3 Ra4 47. Rb3 b4 48. Rb1 Kd5 49. Kd2 Ra2+ 50. Kd3 Ra3+ 51. Kd2 b3 52. Kd3 b2+ 53. Kc2 Ra2 54. f5 gxf5 55. Kb3 Ra7 56. Kc2 Rb7 57. e4+ fxe4 0-1

[Event "NRW Class1 0910"]
[Site "Germany"]
[Date "2010.01.31"]
[Round "6.5"]
[White "Kola, Zef"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2056"]
[BlackElo "2089"]
[PlyCount "92"]
[EventDate "2009.09.20"]
[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 "Rheydt"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 7. e3 Bd6 8. b4 cxb4 9. a3 0-0 10. Qb3 Qc7 11. Nbd2 a5 12. axb4 a4 13. Qb1 Qc3 14. Bd3 a3 15. 0-0 a2 16. Qb3 Qxa1 17. Bb2 Qxf1+ 18. Kxf1 a1Q+ 19. Bxa1 Rxa1+ 20. Ke2 Bb7 21. Nd4 Re8 22. h3 Ra8 23. g4 g6 24. f4 e5 25. fxe5 Bxe5 26. Nc6 Nxc6 27. bxc6 Bxc6 28. b5 Bb7 29. g5 Nh5 30. e4 Nf4+ 31. Ke3 Nxd3 32. Kxd3 Rac8 33. Ke2 Bf4 34. h4 Kh8 35. h5 gxh5 36. Qh3 Bxg5 37. Qxh5 h6 38. Qf7 Re7 39. Qf5 Rc2 40. b6 Rxd2+ 41. Kf3 Kg7 42. Kg3 dxe4 43. Kg4 e3 44. Kh5 Rh2+ 45. Kg4 e2 46. Qc2 Rh4+ 0-1

[Event "NRW Class1 0910"]
[Site "Germany"]
[Date "2010.01.10"]
[Round "5.5"]
[White "Gruermann, Martin"]
[Black "Guddat, Joachim"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2089"]
[BlackElo "2153"]
[PlyCount "119"]
[EventDate "2009.09.20"]
[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 "Letmathe"]
[BlackTeam "Krefeld Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. 0-0 Bf5 5. b3 h6 6. Bb2 Nbd7 7. d3 e6 8. Nbd2 Bh7 9. Qe1 Be7 10. e4 dxe4 11. Nxe4 0-0 12. Nxf6+ Bxf6 13. Bxf6 Nxf6 14. Qe5 Qd5 15. Rfe1 Qxe5 16. Nxe5 Rfd8 17. a3 a5 18. f4 Ra6 19. Kf2 Nd7 20. Be4 Bxe4 21. Nxd7 Rxd7 22. Rxe4 c5 23. Re5 Rd5 24. Rxd5 exd5 25. a4 f6 26. f5 Rc6 27. Ke3 Rc7 28. Rf1 Kf7 29. g4 Ke7 30. Re1 Kd7 31. Kd2 Rc8 32. Re3 d4 33. Re2 h5 34. h3 hxg4 35. hxg4 Rh8 36. c3 Rh4 37. cxd4 Rxg4 38. dxc5 Kc6 39. Re7 Rb4 40. Kc3 Rf4 41. d4 Rxf5 42. Kc4 Rf4 43. Rxg7 b6 44. cxb6 Kxb6 45. Re7 Rf3 46. Re6+ Kb7 47. d5 f5 48. Rf6 f4 49. Rf5 Rf1 50. Kb5 Rb1 51. Rf7+ Kc8 52. Kc6 Kd8 53. Rf8+ Ke7 54. Rxf4 Rc1+ 55. Rc4 Rd1 56. Rc5 Rd3 57. Rb5 Rc3+ 58. Kb6 Kd6 59. Kxa5 Rc8 60. Kb4 1-0

[Event "NRW Class1 0910"]
[Site "Germany"]
[Date "2009.12.21"]
[Round "4.5"]
[White "Rieke, Theo"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2165"]
[BlackElo "2089"]
[PlyCount "34"]
[EventDate "2009.09.20"]
[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 "Neuenkirchen"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 g6 3. Nc3 Bg7 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. Be2 0-0 8. 0-0 Nc6 9. Bf4 Bf5 10. Ne5 dxc4 11. Nxc6 bxc6 12. Bxc4 Nd5 13. Be5 Nxc3 14. bxc3 Bxe5 15. dxe5 Qxd1 16. Raxd1 Rfd8 17. Bb3 c5 1/2-1/2

[Event "NRW Class1 0910"]
[Site "Germany"]
[Date "2009.10.25"]
[Round "2.5"]
[White "Hoeren, Andreas"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2118"]
[BlackElo "2089"]
[PlyCount "51"]
[EventDate "2009.09.20"]
[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 "Koeln Lasker"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Qe2 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. e5 Nd7 9. c4 Re8 10. h4 Nf8 11. h5 f6 12. Nc3 Nd4 13. Nxd4 cxd4 14. Nb5 dxc4 15. dxc4 a6 16. Na3 fxe5 17. Qxe5 Bf6 18. Qe4 Rb8 19. Qd3 Bd7 20. Nb1 Bc6 21. b4 Bxg2 22. Kxg2 Qb6 23. Qb3 Rbc8 24. Nd2 Qc6+ 25. Qf3 Qxf3+ 26. Kxf3 1/2-1/2

[Event "NRW Class1 0809"]
[Site "Germany"]
[Date "2009.04.26"]
[Round "9.5"]
[White "Savchenko, Aleksij"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2195"]
[BlackElo "2113"]
[PlyCount "95"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln Porz II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Be6 8. Nge2 Nbd7 9. 0-0 0-0 10. Qc2 h6 11. Bh4 Nh5 12. Bxe7 Qxe7 13. Ng3 Nxg3 14. hxg3 Rfc8 15. Rac1 Nf6 16. Na4 Nd7 17. Nc5 Nxc5 18. Qxc5 Qxc5 19. Rxc5 Kf8 20. Rfc1 Ke7 21. b4 a6 22. a4 Kd6 23. Be2 Bd7 24. g4 Re8 25. Rb1 b5 26. a5 Re7 27. Rbc1 Rh8 28. R5c3 Rhe8 29. Bd3 Rc8 30. Be2 Rce8 31. Kh2 Rc8 32. Kg3 Rce8 33. Bd3 Rc8 34. Bb1 Rce8 35. Rh1 Rf8 36. Rh5 f6 37. f3 Rc8 38. Kf4 Be8 39. Rh1 Rcc7 40. e4 Bf7 41. Re1 Be6 42. Rce3 Bg8 43. Kg3 Ra7 44. e5+ fxe5 45. dxe5+ Kd7 46. f4 Ra8 47. Bg6 Bf7 48. Bxf7 1-0

[Event "NRW Class1 0809"]
[Site "Germany"]
[Date "2009.03.22"]
[Round "8.5"]
[White "Gruermann, Martin"]
[Black "Verfuerth, Thomas"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2113"]
[BlackElo "2193"]
[PlyCount "30"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Kleve Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 e5 6. 0-0 d6 7. a3 Rb8 8. Rb1 a6 9. d3 Nge7 10. b4 cxb4 11. axb4 b5 12. Nd5 0-0 13. Bd2 bxc4 14. Nxe7+ Qxe7 15. dxc4 Bf5 1/2-1/2

[Event "NRW Class1 0809"]
[Site "Germany"]
[Date "2009.03.01"]
[Round "7.5"]
[White "Gruermann, Martin"]
[Black "Lupor, Andre"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2113"]
[BlackElo "2321"]
[PlyCount "94"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Letmathe"]
[BlackTeam "Duesseldorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. Nf3 e5 6. d3 Nge7 7. 0-0 d6 8. Bd2 0-0 9. Qc1 Rb8 10. Ne1 Be6 11. Nc2 d5 12. cxd5 Nxd5 13. Bh6 f6 14. Bxg7 Kxg7 15. Nxd5 Bxd5 16. Bxd5 Qxd5 17. Ne3 Qd6 18. Nc4 Qd7 19. Qe3 Nd4 20. Rfc1 Rbc8 21. Nd2 Qd5 22. Nf3 Nxf3+ 23. Qxf3 Qxf3 24. exf3 Rfd8 25. Rc3 Rc6 26. Rac1 Rdc8 27. Kf1 Kf7 28. Ra3 a6 29. Rac3 Ke6 30. Ke2 Kd5 31. Ke3 g5 32. g4 h5 33. gxh5 Rh8 34. h4 gxh4 35. Rh1 Rxh5 36. Rc4 Rb6 37. b3 Rb4 38. f4 b5 39. Re4 Rd4 40. fxe5 fxe5 41. Rxd4+ cxd4+ 42. Kf3 Rf5+ 43. Ke2 Rh5 44. f3 Ke6 45. f4 exf4 46. Kf3 Kf5 47. Rc1 h3 0-1

[Event "NRW Class1 0809"]
[Site "Germany"]
[Date "2009.02.01"]
[Round "6.5"]
[White "Beckmann, Klaus2222"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2129"]
[BlackElo "2113"]
[PlyCount "25"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Neuenkirchen"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. Qxd4 Nc6 7. Qe4 f5 8. exf6 Nxf6 9. Qh4 Qa5 10. Nbd2 Qh5 11. Qg3 Qg4 12. Bd3 Be7 13. Ne4 1/2-1/2

[Event "NRW Class1 0809"]
[Site "Germany"]
[Date "2008.11.30"]
[Round "4.5"]
[White "Krings, Christoph"]
[Black "Gruermann, Martin"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2242"]
[BlackElo "2113"]
[PlyCount "53"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Erckenschwick"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. c4 bxc4 5. Nc3 d6 6. e4 Bg4 7. Bxc4 Nbd7 8. 0-0 g6 9. h3 Bxf3 10. Qxf3 Bg7 11. Bg5 0-0 12. Qe3 Rb8 13. b3 Qa5 14. Rac1 Rfc8 15. Kh1 Nb6 16. f4 Nxc4 17. bxc4 Kh8 18. e5 Ng8 19. Ne4 Rb6 20. exd6 exd6 21. f5 Be5 22. fxg6 fxg6 23. Rf7 Rcb8 24. Bf4 Bd4 25. Ng5 R8b7 26. Qe6 Qxa2 27. Rf8 1-0

