[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.21"]
[Round "6.55"]
[White "Hellmann, Alexander"]
[Black "Deboer, Martin"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "763"]
[PlyCount "80"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 Nc6 3. Nc3 e5 4. Nf3 d6 5. d3 h6 6. Be3 Nf6 7. 0-0 g6 8. Nd5 Bg7 9. c3 a6 10. h3 Be6 11. Nd2 b5 12. Bb3 0-0 13. f4 b4 14. c4 Bd7 15. fxe5 dxe5 16. Bxc5 Re8 17. Bb6 Qc8 18. c5 Nxd5 19. Bxd5 Re7 20. Qf3 Qf8 21. Nc4 Rc8 22. Nd6 Be6 23. Nxc8 Qxc8 24. a3 Nd4 25. Qd1 b3 26. Rc1 Rd7 27. Bxe6 Nxe6 28. Qxb3 Qc6 29. Qc4 Nd4 30. Rf2 h5 31. b4 Bh6 32. Rb1 Be3 33. Rbf1 Ne2+ 34. Kh2 Bf4+ 35. Rxf4 Nxf4 36. Rd1 Rd4 37. Qxa6 Qd7 38. c6 Qxc6 39. b5 Qc2 40. Bxd4 Qxg2# 0-1

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.20"]
[Round "4.55"]
[White "Deboer, Martin"]
[Black "Gaertner, David"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "763"]
[BlackElo "1185"]
[PlyCount "86"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. c4 d6 3. Nc3 Nf6 4. d3 g6 5. Nf3 Nc6 6. g3 Bg7 7. Bg2 0-0 8. h3 Be6 9. Bf4 Qa5 10. 0-0 a6 11. Qd2 b5 12. b3 Nh5 13. Rac1 Nxf4 14. gxf4 Rfb8 15. Rfe1 Qc7 16. Qe2 Re8 17. e5 Rab8 18. a4 bxc4 19. dxc4 Rxb3 20. Na2 Reb8 21. Red1 dxe5 22. fxe5 Nxe5 23. Nxe5 Qxe5 24. Qxe5 Bxe5 25. Bd5 Bxh3 26. Re1 Bd6 27. Nc3 e6 28. Bg2 Bf5 29. Ne4 Be7 30. Red1 Ra3 31. Rd7 Kf8 32. Nc3 Rbb3 33. Ne4 Bxe4 34. Bxe4 Rb4 35. Bc6 Rbb3 36. Kg2 Rc3 37. Rxc3 Rxc3 38. f3 Rxc4 39. Kg3 Rd4 40. Rc7 Rb4 41. f4 Bf6 42. Kg4 Rb3 43. a5 h5# 0-1

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.20"]
[Round "5.56"]
[White "Gaertner Fritz, Eric"]
[Black "Deboer, Martin"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "1127"]
[BlackElo "763"]
[PlyCount "101"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 g6 5. Bf4 Nbd7 6. e3 e6 7. Bd3 Bg7 8. 0-0 h6 9. cxd5 cxd5 10. Qc2 Nf8 11. Nb5 Bd7 12. Nc7+ Qxc7 13. Qxc7 Rc8 14. Qxb7 g5 15. Bg3 Ng6 16. Bb5 Rd8 17. Rac1 Bxb5 18. Qxb5+ Nd7 19. Bd6 Bf8 20. Ba3 Bxa3 21. bxa3 0-0 22. Rc7 Nb6 23. Rxa7 Nc4 24. Re1 Ra8 25. Rxa8 Rxa8 26. a4 Na3 27. Qc6 Rb8 28. Ne5 Nxe5 29. dxe5 Nb1 30. g3 Nd2 31. Kg2 g4 32. h3 h5 33. Qc2 Ne4 34. Rb1 Rf8 35. hxg4 hxg4 36. Rh1 Kg7 37. Rh4 f6 38. Qc7+ Rf7 39. Rh7+ Kxh7 40. Qxf7+ Kh6 41. Qxe6 Kg5 42. Qxd5 f5 43. e6 Kh6 44. e7 Nf6 45. Qc6 Kg5 46. Qxf6+ Kxf6 47. e8Q Kg5 48. e4 f4 49. gxf4+ Kxf4 50. Qe6 g3 51. Qf5# 1-0

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.19"]
[Round "3.55"]
[White "Deboer, Martin"]
[Black "Matsoukas, Konstantinos"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "763"]
[BlackElo "1148"]
[PlyCount "112"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. g3 Nf6 4. Nc3 d5 5. d3 dxe4 6. dxe4 Qxd1+ 7. Nxd1 Nxe4 8. Bb5 Bg4 9. Bxc6+ bxc6 10. Nxe5 Bxd1 11. Kxd1 Nxf2+ 12. Ke2 Nxh1 13. Nxc6 Bc5 14. Be3 Bxe3 15. Kxe3 0-0 16. Rxh1 Rfe8+ 17. Kf3 Re6 18. Nd4 Rf6+ 19. Kg2 Rd8 20. Nf3 Kf8 21. Re1 Re6 22. Rf1 Re2+ 23. Kh3 Rxc2 24. Ng5 Rdd2 25. Rxf7+ Kg8 26. Re7 Rxh2+ 27. Kg4 Kf8 28. Rd7 Rc4+ 29. Kf5 Rf2+ 30. Ke5 Rc5+ 31. Kd4 Rxg5 32. Rxc7 Rd2+ 33. Kc3 Rd1 34. Rc8+ Kf7 35. Rc7+ Ke6 36. Rc6+ Rd6 37. Rxd6+ Kxd6 38. a4 Rxg3+ 39. Kb4 Rg2 40. b3 Rg4+ 41. Kb5 h5 42. a5 Kc7 43. a6 h4 44. b4 Rxb4+ 45. Kxb4 Kb6 46. Kc4 h3 47. Kd5 h2 48. Kd6 h1Q 49. Kd7 Qc6+ 50. Kd8 Qc7+ 51. Ke8 Kc6 52. Kf8 Kd6 53. Kg8 g5 54. Kh8 Ke6 55. Kg8 Kf6 56. Kh8 Qg7# 0-1

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.19"]
[Round "2.56"]
[White "Jansen, Malte"]
[Black "Deboer, Martin"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1427"]
[BlackElo "763"]
[PlyCount "107"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e5 4. c3 Nf6 5. d3 d6 6. Bg5 h6 7. Bh4 Be7 8. Nbd2 Be6 9. Bb3 d5 10. 0-0 d4 11. Rc1 Nd7 12. Bg3 Bg5 13. Rc2 Qa5 14. Bxe6 fxe6 15. Nxg5 hxg5 16. a3 0-0-0 17. Nc4 Qc7 18. Qg4 Na5 19. Nxe5 Nxe5 20. Qxe6+ Rd7 21. Bxe5 Qc6 22. Qxc6+ Nxc6 23. cxd4 cxd4 24. Rfc1 Rh6 25. b4 Kd8 26. Bg3 Ne7 27. f4 Rc6 28. Rxc6 bxc6 29. fxg5 Ke8 30. Kf2 a6 31. Rc5 Kf7 32. Kf3 Kg6 33. Kg4 Rd8 34. Bf2 Rf8 35. Bxd4 Rf1 36. h4 Rd1 37. h5+ Kh7 38. Rc3 g6 39. h6 Rf1 40. Bf6 Ng8 41. Rxc6 Nxf6+ 42. Rxf6 Rg1 43. d4 Rxg2+ 44. Kf4 Rf2+ 45. Ke5 Rg2 46. Rf7+ Kh8 47. d5 Rxg5+ 48. Kd4 Rh5 49. h7 g5 50. d6 Rh6 51. Ke5 g4 52. d7 Rh5+ 53. Kd4 Rh1 54. d8Q# 1-0

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.18"]
[Round "1.48"]
[White "Deboer, Martin"]
[Black "Friedel, Thomas"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "763"]
[BlackElo "1576"]
[PlyCount "60"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. h3 Nf6 4. Nc3 Be7 5. d3 0-0 6. g3 c6 7. Bg2 Nbd7 8. Be3 Qc7 9. Bg5 h6 10. Bxf6 Nxf6 11. d4 exd4 12. Nxd4 Re8 13. Nf5 Bf8 14. 0-0 d5 15. Re1 dxe4 16. Nd4 Bb4 17. Bxe4 Bxc3 18. bxc3 Nxe4 19. Qd3 Nf6 20. Rxe8+ Nxe8 21. Kh2 Qd7 22. g4 c5 23. Nb5 Qxd3 24. cxd3 Bd7 25. Na3 Nf6 26. f3 Re8 27. Kg3 Re3 28. Rd1 Bc6 29. Nc4 Rxf3+ 30. Kh4 g5# 0-1

[Event "Heusenstamm Sparkassen op U14 6th"]
[Site "Heusenstamm"]
[Date "2019.11.24"]
[Round "6"]
[White "Biallas, Flynn"]
[Black "Deboer, Martin"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "953"]
[PlyCount "121"]
[EventDate "2019.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nf3 Nf6 7. Nc3 Bc5 8. 0-0 0-0 9. d3 Bg4 10. Re1 Bxf3 11. Qxf3 Qd4 12. Be3 Qg4 13. Qxg4 Nxg4 14. Bxc5 Rfe8 15. Nd5 Red8 16. Re4 Na5 17. Rxg4 Nxc4 18. dxc4 h6 19. Re1 c6 20. Nc3 b5 21. cxb5 cxb5 22. Rxe5 Rd7 23. h3 Rb8 24. Re7 Rxe7 25. Bxe7 Kh7 26. Bc5 Rb7 27. Bd4 f6 28. b3 b4 29. Ne2 a6 30. Bc5 Rb5 31. Bd4 h5 32. Rg3 h4 33. Rg4 Kh6 34. Rxh4+ Kg5 35. Rg4+ Kh6 36. Be3+ Kh7 37. c3 a5 38. cxb4 axb4 39. a4 Rd5 40. Rxb4 Rd1+ 41. Kh2 Re1 42. Nf4 g6 43. a5 g5 44. Rb7+ Kh6 45. Nd5 Ra1 46. Ra7 f5 47. h4 Kh5 48. hxg5 Rd1 49. Nf6+ Kg6 50. b4 Rb1 51. Rb7 Ra1 52. Bb6 Kxg5 53. b5 Kxf6 54. Bd4+ Kg5 55. Bxa1 Kg4 56. a6 f4 57. a7 f3 58. gxf3+ Kxf3 59. a8Q Kxf2 60. Re7 Kf1 61. Qf8# 1-0

[Event "Heusenstamm Sparkassen op U14 6th"]
[Site "Heusenstamm"]
[Date "2019.11.24"]
[Round "5"]
[White "Deboer, Martin"]
[Black "Sadri, Adrian"]
[Result "0-1"]
[ECO "A04"]
[BlackElo "1243"]
[PlyCount "110"]
[EventDate "2019.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. g3 e5 2. Nf3 Nc6 3. Bg2 Bc5 4. 0-0 Nf6 5. Nc3 d5 6. d3 0-0 7. Bd2 Bf5 8. Qc1 g6 9. Nh4 Bg4 10. h3 Nd4 11. hxg4 Nxg4 12. Nf5 Nxf5 13. Bh3 h5 14. Bxg4 hxg4 15. e4 dxe4 16. dxe4 Nd4 17. Bh6 Re8 18. Re1 Nf3+ 19. Kf1 Nxe1 20. Kxe1 Qd4 21. Be3 Qd6 22. Nb5 Qc6 23. Bxc5 Qxc5 24. Nc3 Rad8 25. Kf1 Re6 26. Kg2 Rf6 27. Qe1 Kg7 28. Na4 Qxc2 29. Qe3 Rd3 30. Qc5 Qxa4 31. Rh1 Qd4 32. Qxd4 exd4 33. e5 Re6 34. Re1 Rf3 35. Kf1 d3 36. b4 d2 37. Rd1 Rxe5 38. Rxd2 b6 39. Rd7 Ra3 40. Rxc7 Rxa2 41. Kg2 Ree2 42. Rc4 Rxf2+ 43. Kg1 Rfd2 44. Rc1 a5 45. bxa5 bxa5 46. Kf1 Rdc2 47. Rxc2 Rxc2 48. Ke1 a4 49. Kd1 Rh2 50. Kc1 Kf6 51. Kb1 Ke5 52. Ka1 Kd4 53. Kb1 Kc3 54. Ka1 Kb3 55. Kb1 Rh1# 0-1

[Event "Heusenstamm Sparkassen op U14 6th"]
[Site "Heusenstamm"]
[Date "2019.11.24"]
[Round "7"]
[White "Deboer, Martin"]
[Black "Terlinde, Mattis"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "807"]
[PlyCount "92"]
[EventDate "2019.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Ne5 6. Bf4 Bd6 7. g3 Qe7 8. a3 c5 9. Nde2 Nh5 10. Bxe5 Bxe5 11. Nd5 Qd6 12. Bg2 b5 13. 0-0 0-0 14. Nec3 b4 15. axb4 cxb4 16. Nb5 Qc5 17. Qxh5 Bxb2 18. Rxa7 Rxa7 19. Nxa7 Qxa7 20. Ne7+ Kh8 21. Nxc8 Qc7 22. Ne7 Qd6 23. e5 Qxe7 24. Be4 h6 25. Qf5 g6 26. Qh3 h5 27. g4 Qe6 28. f3 Bxe5 29. Ra1 Bxa1 30. Kg2 Rc8 31. Qh4 Rxc2+ 32. Bxc2 Qe2+ 33. Kg3 Qxc2 34. Qd8+ Kg7 35. gxh5 Be5+ 36. f4 Qc7 37. Qg5 Bf6 38. h6+ Kh7 39. Qxf6 Qc3+ 40. Kg4 Qxf6 41. f5 Qxf5+ 42. Kg3 b3 43. h3 b2 44. h4 b1Q 45. h5 Qg1+ 46. Kh4 g5# 0-1

[Event "Heusenstamm Sparkassen op U14 6th"]
[Site "Heusenstamm"]
[Date "2019.11.23"]
[Round "4"]
[White "Claussen, Daniela"]
[Black "Deboer, Martin"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "870"]
[PlyCount "38"]
[EventDate "2019.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e3 b6 2. b3 Nc6 3. Bb2 Bb7 4. Nf3 g6 5. Bxh8 f6 6. Bc4 e6 7. 0-0 Ba3 8. Nxa3 Qe7 9. Qc1 Na5 10. Nb5 0-0-0 11. Bd3 Bxf3 12. gxf3 Nh6 13. Bxf6 Qxf6 14. Nxa7+ Kb7 15. Nb5 Qxf3 16. Nd4 Qh3 17. a4 Ng4 18. Rd1 Qxh2+ 19. Kf1 Qxf2# 0-1

[Event "Heusenstamm Sparkassen op U14 6th"]
[Site "Heusenstamm"]
[Date "2019.11.23"]
[Round "3"]
[White "Deboer, Martin"]
[Black "Mueftahi, Tunay"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1002"]
[PlyCount "142"]
[EventDate "2019.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. g3 c5 2. Nf3 d5 3. d4 cxd4 4. Nxd4 Nc6 5. Nf3 g6 6. Bg2 Bg7 7. 0-0 Nf6 8. Nc3 0-0 9. Ng5 h6 10. Bxd5 Nxd5 11. Nxd5 hxg5 12. Bxg5 Bxb2 13. Rb1 Bg7 14. Nxe7+ Kh7 15. Nxc8 Qxc8 16. Qd2 Rh8 17. Rfd1 Qh3 18. Qd7 Qxd7 19. Rxd7 Rae8 20. Rxf7 Kg8 21. Rbxb7 Bd4 22. Bf6 Bxf6 23. Rxf6 Re7 24. Rb5 Nd4 25. Rg5 Rg7 26. h4 Nxe2+ 27. Kf1 Nc3 28. Rg4 Nd5 29. Rf3 Ne7 30. Ra4 Nf5 31. Rb3 Rf7 32. Rb8+ Kg7 33. Rbb4 Nxg3+ 34. Kg2 Nf5 35. h5 Rxh5 36. Rg4 g5 37. Ra6 Nh4+ 38. Kg3 Nf5+ 39. Kf3 Nh6+ 40. Kg3 Nxg4 41. Kxg4 Rh6 42. Ra5 Rg6 43. c4 Rxf2 44. Rxa7+ Kh6 45. c5 Rgf6 46. Rc7 Rc2 47. a4 Ra2 48. c6 Rxa4+ 49. Kg3 Rc4 50. Rc8 Rcxc6 51. Rh8+ Kg6 52. Kg4 Rc1 53. Rh3 Rg1+ 54. Rg3 Rxg3+ 55. Kxg3 g4 56. Kxg4 Kf7 57. Kg5 Ke6 58. Kg4 Rf8 59. Kg5 Ke5 60. Kg4 Rf7 61. Kg3 Ke4 62. Kg2 Ke3 63. Kg1 Ke2 64. Kg2 Rg7+ 65. Kh3 Kf3 66. Kh4 Kf4 67. Kh5 Kf5 68. Kh6 Rg1 69. Kh7 Kf6 70. Kh8 Kf7 71. Kh7 Rh1# 0-1

[Event "Heusenstamm Sparkassen op U14 6th"]
[Site "Heusenstamm"]
[Date "2019.11.23"]
[Round "2"]
[White "Graesser, Malte"]
[Black "Deboer, Martin"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1210"]
[PlyCount "65"]
[EventDate "2019.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Nf6 3. Nc3 Bg7 4. Bc4 0-0 5. d4 Nc6 6. Bf4 d6 7. d5 Na5 8. Be2 e5 9. Be3 Bg4 10. b4 Bxf3 11. gxf3 c6 12. bxa5 cxd5 13. exd5 Rc8 14. Qd3 Qxa5 15. Bd2 Qa3 16. Nb5 Qb2 17. Bc3 Rxc3 18. Qxc3 Qxc3+ 19. Nxc3 Rc8 20. Kd2 Rc5 21. Rab1 Nxd5 22. Nxd5 Rxd5+ 23. Bd3 Bh6+ 24. Ke2 a6 25. Rxb7 Rd4 26. Rd1 Ra4 27. Ra7 Rxa2 28. Rxa6 Rb2 29. Rxd6 Rb4 30. Rd5 Bf4 31. h3 h5 32. Rb5 Rd4 33. Rdb1 1-0

