[Event "Niedersachsen-ch op-C"]
[Site "Verden an der Aller"]
[Date "2020.01.05"]
[Round "7"]
[White "Gattermeyer, Martin"]
[Black "Mueller Detert, Eric"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "77"]
[EventDate "2020.01.02"]
[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. Bf4 Bf5 3. e3 Nf6 4. Bd3 e6 5. Bxf5 exf5 6. c3 Bd6 7. c4 Bb4+ 8. Nc3 Ne4 9. Qa4+ Nc6 10. Nge2 0-0 11. a3 Bd6 12. Nxd5 Qh4 13. 0-0 Bxf4 14. Nexf4 Nd2 15. g3 Nf3+ 16. Kg2 Qxh2+ 17. Kxf3 Rfe8 18. Rh1 Qxh1+ 19. Rxh1 g5 20. Nxc7 Rac8 21. Nfd5 g4+ 22. Kf4 Kh8 23. Kxf5 Ne7+ 24. Kxg4 Nxd5 25. Qc2 Nf6+ 26. Kg5 Kg7 27. e4 Rh8 28. e5 Rxc7 29. exf6+ Kf8 30. Qa4 Rg8+ 31. Kh6 Rg6+ 32. Kh5 Rxf6 33. Qb4+ Kg7 34. Re1 Rf5+ 35. Kg4 Rxf2 36. Qd6 f5+ 37. Kh3 Rxc4 38. Re7+ Kh8 39. Qd8# 1-0

[Event "Niedersachsen-ch op-C"]
[Site "Verden an der Aller"]
[Date "2020.01.04"]
[Round "5"]
[White "Gattermeyer, Martin"]
[Black "Hommel, Mika"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "798"]
[PlyCount "58"]
[EventDate "2020.01.02"]
[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 c5 2. c3 Nc6 3. Bf4 d5 4. Nf3 c4 5. Na3 Bf5 6. Nb5 Rc8 7. Nc7+ Rxc7 8. Bxc7 Qxc7 9. b3 b5 10. bxc4 bxc4 11. Qa4 e6 12. Ne5 Nge7 13. f3 g6 14. e4 dxe4 15. fxe4 Bxe4 16. Bxc4 Bg7 17. Rb1 0-0 18. Rb5 Bxg2 19. Rg1 Bd5 20. Bxd5 Nxd5 21. Rf1 Nxc3 22. Qa5 Nxa5 23. a3 Nxb5 24. Nd3 Nxd4 25. Rf4 Nc2+ 26. Kd2 Qc3+ 27. Kc1 Qxd3 28. Ra4 Nb3+ 29. Kb1 Nb4# 0-1

[Event "Niedersachsen-ch op-C"]
[Site "Verden an der Aller"]
[Date "2020.01.04"]
[Round "6"]
[White "Sorge, Elias"]
[Black "Gattermeyer, Martin"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "757"]
[PlyCount "51"]
[EventDate "2020.01.02"]
[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. Nf3 Bf5 3. c4 e6 4. e3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 Qf6 7. Be2 e5 8. dxe5 Qg6 9. g3 Be4 10. cxd5 Bxd5 11. 0-0 Bxf3 12. Bxf3 Nc6 13. Qa4 0-0-0 14. Bxc6 bxc6 15. Rad1 Ne7 16. Nc4 Rxd1 17. Rxd1 f6 18. exf6 gxf6 19. Qxa7 Nd5 20. Qa8+ Kd7 21. Qxh8 Qc2 22. Rd4 Qc1+ 23. Kg2 Ke6 24. Re4+ Kf5 25. Qxh7+ Kg5 26. h4# 1-0

[Event "Niedersachsen-ch op-C"]
[Site "Verden an der Aller"]
[Date "2020.01.03"]
[Round "4"]
[White "Brumund, Lars"]
[Black "Gattermeyer, Martin"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1010"]
[PlyCount "55"]
[EventDate "2020.01.02"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Bf5 5. Bd2 e6 6. Nf3 Bb4 7. a3 Bxc3 8. Bxc3 Qb6 9. Bc4 Nf6 10. 0-0 Ne4 11. Rb1 Nxc3 12. bxc3 Qc6 13. Bd3 Bxd3 14. Qxd3 Qd6 15. Rxb7 Qxa3 16. Rxc7 0-0 17. Ng5 g6 18. Qf3 Nc6 19. Qxc6 Rab8 20. h3 h6 21. Ne4 Qa2 22. Nf6+ Kg7 23. Nd7 Rb2 24. Nxf8 Kxf8 25. Qd6+ Kg7 26. Qe5+ Kh7 27. Rxf7+ Kg8 28. Qg7# 1-0

[Event "Niedersachsen-ch op-C"]
[Site "Verden an der Aller"]
[Date "2020.01.03"]
[Round "3"]
[White "Gattermeyer, Martin"]
[Black "Wozniak, Nevio"]
[Result "1-0"]
[ECO "A45"]
[BlackElo "789"]
[PlyCount "145"]
[EventDate "2020.01.02"]
[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 Nf6 2. Bf4 Nc6 3. e3 g6 4. Qf3 Bg7 5. Bc4 0-0 6. a3 d6 7. h3 e5 8. dxe5 dxe5 9. Bg5 Bf5 10. e4 Nd4 11. Qd3 Bd7 12. Nf3 Ne6 13. Bxe6 Bxe6 14. Qb5 Qe8 15. Qxb7 Qb8 16. Qxb8 Raxb8 17. Nxe5 Nxe4 18. Nc6 Rb7 19. 0-0 Nxg5 20. Nc3 Bd7 21. Ne7+ Kh8 22. Rad1 Be6 23. f4 Bf6 24. Ncd5 Bxe7 25. Nxe7 Ne4 26. Rfe1 Nd6 27. b4 Rb6 28. g4 f5 29. Rxe6 Nc8 30. Re5 Rd6 31. Rde1 h5 32. g5 Nb6 33. Re6 Rfd8 34. Rxg6 Rxg6 35. Nxg6+ Kh7 36. Ne7 Nd5 37. Nc6 Ra8 38. Kf2 a6 39. Kf3 Kg6 40. Re6+ Kf7 41. Re5 Nb6 42. Rxf5+ Kg6 43. Ne7+ Kg7 44. g6 Rh8 45. Kg3 Nc4 46. Kh4 Nxa3 47. Rxh5 Rxh5+ 48. Kxh5 Nxc2 49. Nf5+ Kg8 50. Kh6 Nxb4 51. Ne7+ Kf8 52. Kh7 c5 53. g7+ Kxe7 54. g8Q a5 55. Qg6 a4 56. Kg7 a3 57. Qf7+ Kd6 58. h4 a2 59. Qf6+ Kd5 60. Qa1 Nc2 61. Qxa2+ c4 62. Qxc2 Kd4 63. h5 c3 64. h6 Kc4 65. h7 Kd4 66. h8Q Kc4 67. Qc8+ Kd4 68. Q8xc3+ Kd5 69. Q2d3+ Ke6 70. Qe3+ Kf5 71. Kf7 Kg4 72. Qg3+ Kf5 73. Qg6+ 1-0

[Event "Niedersachsen-ch op-C"]
[Site "Verden an der Aller"]
[Date "2020.01.02"]
[Round "2"]
[White "Weigel, Phillip"]
[Black "Gattermeyer, Martin"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "878"]
[PlyCount "59"]
[EventDate "2020.01.02"]
[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. d4 d6 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nf3 Bg4 6. Nxe5 Nh6 7. Bxh6 Be6 8. Be3 f6 9. Bc4 Bxc4 10. Nxc4 Nc6 11. Nc3 Bb4 12. 0-0-0+ Kc8 13. Rd3 Ne5 14. Nxe5 fxe5 15. a3 Bxc3 16. Rxc3 Rf8 17. f3 b6 18. Rd1 Kb7 19. Rd7 Rfc8 20. Rxg7 h6 21. Bxh6 Rh8 22. Rgxc7+ Ka6 23. Bg7 Rxh2 24. Bxe5 Rxg2 25. Rc8 Rg1+ 26. Kd2 Rg2+ 27. Ke3 Rxc8 28. Rxc8 Kb7 29. Rc7+ Kb8 30. Rg7+ 1-0

