[Event "Hamburg Easter op"]
[Site "Hamburg"]
[Date "2023.04.09"]
[Round "6"]
[White "Keyser, Robin"]
[Black "Schmitzer, Klaus"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2144"]
[BlackElo "2238"]
[PlyCount "100"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. g3 f5 5. Bg2 Bb4+ 6. Bd2 a5 7. 0-0 Bxd2 8. Qxd2 Nf6 9. d5 Ne4 10. Qf4 0-0 11. Rd1 exd5 12. cxd5 Na6 13. Nd4 Qf6 14. Nc3 Nxc3 15. bxc3 Rae8 16. h4 Qe5 17. e3 Nc5 18. Nb5 Qxf4 19. gxf4 Rc8 20. d6 Bxg2 21. Kxg2 c6 22. Na3 b5 23. Rac1 Rf6 24. c4 b4 25. Nb1 Re8 26. Nd2 Rg6+ 27. Kf1 a4 28. Nf3 Rb8 29. Ne5 Rh6 30. Nf3 Rb7 31. Nd4 Rxh4 32. Nxf5 Rh1+ 33. Ke2 Rxd1 34. Rxd1 b3 35. axb3 axb3 36. Rb1 Rb4 37. Nd4 b2 38. Kd2 Na4 39. Kd3 c5 40. Nf3 Kf7 41. Nd2 Ke6 42. Kc2 g6 43. Rh1 Nb6 44. Nb3 Nxc4 45. Nxc5+ Kxd6 46. Nb3 Rxb3 47. Kxb3 b1Q+ 48. Rxb1 Nd2+ 49. Kc2 Nxb1 50. Kxb1 h5 0-1

[Event "Hamburg Easter op"]
[Site "Hamburg"]
[Date "2023.04.08"]
[Round "4"]
[White "Keyser, Robin"]
[Black "Spiric, Igor"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2144"]
[BlackElo "2259"]
[PlyCount "50"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 b6 2. Nf3 e6 3. c4 Bb7 4. g3 Nf6 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 d6 8. Nc3 Nbd7 9. 0-0 Ne4 10. Nxe4 Bxe4 11. Qf4 Nf6 12. Rfe1 Qe7 13. Rac1 Rd8 14. c5 0-0 15. cxd6 cxd6 16. Nd2 e5 17. dxe5 dxe5 18. Qh4 Bxg2 19. Kxg2 Rd4 20. Qg5 Qd7 21. Rc2 Qd5+ 22. f3 h6 23. Qf5 Ng4 24. e4 Ne3+ 25. Kh3 Qd8 0-1

[Event "Hamburg Easter op"]
[Site "Hamburg"]
[Date "2023.04.08"]
[Round "3"]
[White "Klaas, Heiko"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1965"]
[BlackElo "2144"]
[PlyCount "80"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Nf3 0-0 6. 0-0 Nxe4 7. Nxe4 d5 8. Bd3 dxe4 9. Bxe4 Nd7 10. c3 c5 11. Be3 Nf6 12. Bc2 cxd4 13. Bxd4 b6 14. Re1 Bb7 15. Qe2 e6 16. Rad1 Qe7 17. Be5 Rfd8 18. Bb3 Qc5 19. Bxe6 Re8 20. Bh3 Nh5 21. b4 Qe7 22. Rd7 Bxf3 23. Qxf3 Qf8 24. g4 Bxe5 25. gxh5 Bxh2+ 26. Kf1 Rxe1+ 27. Kxe1 a5 28. hxg6 hxg6 29. Kf1 Rd8 30. Rb7 axb4 31. Be6 fxe6 32. Qh3 Qf6 33. Qxh2 bxc3 34. Qc7 Rd1+ 35. Kg2 Qg5+ 36. Kf3 Rd3+ 37. Ke2 Qd2+ 38. Kf1 Qd1+ 39. Kg2 Qg4+ 40. Kf1 Rd1# 0-1

[Event "Hamburg HSK Christmas op"]
[Site "Hamburg"]
[Date "2022.12.30"]
[Round "7"]
[White "Keyser, Robin"]
[Black "Schroeder, Christoph"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2117"]
[BlackElo "2114"]
[PlyCount "156"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. c4 c6 6. 0-0 Bd6 7. Nc3 0-0 8. Qc2 Qe7 9. Rb1 Nbd7 10. cxd5 exd5 11. Qxf5 Ne4 12. Qh5 Ndf6 13. Qh4 Nxc3 14. bxc3 Qxe2 15. Rb2 Qe4 16. Qg5 Qg4 17. Qxg4 Nxg4 18. Re1 Rb8 19. h3 Nf6 20. Ng5 h6 21. Ne6 Re8 22. Rbe2 Bxe6 23. Rxe6 Kf7 24. R6e2 Rxe2 25. Rxe2 b5 26. f4 Re8 27. Kf2 Rxe2+ 28. Kxe2 h5 29. Bf3 g6 30. g4 hxg4 31. hxg4 Ng8 32. Ke3 Ne7 33. Be2 a6 34. Bd3 c5 35. dxc5 Bxc5+ 36. Kf3 Kf6 37. Bd2 Nc6 38. Be1 Kf7 39. Bc2 Na5 40. Bf2 Ba3 41. f5 g5 42. Bd4 Be7 43. Ke2 Nc4 44. Bb3 a5 45. a4 bxa4 46. Bxa4 Bf6 47. Bc6 Bxd4 48. Bxd5+ Ke7 49. cxd4 Nd6 50. Kd3 Ne8 51. Kc4 Nd6+ 52. Kd3 a4 53. Bc6 a3 54. Kc2 Nc4 55. Kb1 Ne3 56. Bf3 a2+ 57. Kxa2 Nc2 58. d5 Nd4 59. Bg2 Ne2 60. Kb3 Nf4 61. Bf3 Nd3 62. Kc3 Ne5 63. Be2 Kd6 64. Kd4 Nd7 65. Bf3 Nf6 66. Kc4 Nd7 67. Kb5 Ne5 68. Be2 Kxd5 69. Kb6 Kd6 70. Kb7 Ke7 71. Kc7 Nf7 72. Bc4 Ne5 73. Be2 Nf7 74. Kc6 Kf6 75. Kd7 Ne5+ 76. Kd6 Nf7+ 77. Kd5 Nh6 78. Bd1 Nxf5 1/2-1/2

[Event "Hamburg HSK Christmas op"]
[Site "Hamburg"]
[Date "2022.12.29"]
[Round "5"]
[White "Keyser, Robin"]
[Black "Klaus, Christian"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2117"]
[BlackElo "2095"]
[PlyCount "120"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. g3 Nf6 5. Bg2 0-0 6. Nc3 Nbd7 7. 0-0 e5 8. e4 exd4 9. Nxd4 Re8 10. Qc2 Nc5 11. Rd1 Qe7 12. f3 Ne6 13. Nde2 c6 14. b3 b6 15. Ba3 Nc5 16. b4 Nb7 17. Rac1 Be6 18. c5 dxc5 19. bxc5 Bf8 20. Nd4 Rac8 21. e5 Nd5 22. Nxc6 Rxc6 23. Nxd5 Bxd5 24. Rxd5 Nxc5 25. f4 Rc7 26. Qd2 Qe6 27. Kh1 Qf5 28. Re1 Qc8 29. Rd1 Ne4 30. Bxe4 Bxa3 31. Rd7 Rxd7 32. Qxd7 Qxd7 33. Rxd7 Re7 34. Rd8+ Kg7 35. Bd5 Rc7 36. Bb3 Be7 37. Ra8 a5 38. Kg2 Rd7 39. Rb8 Bc5 40. Kf3 Rd3+ 41. Ke2 Rd7 42. h3 h6 43. g4 Bd4 44. Kf3 g5 45. fxg5 hxg5 46. Ke4 Bc5 47. Kf5 Be3 48. Ke4 Bc5 49. Bd5 Re7 50. Kf5 Bd4 51. e6 f6 52. Ke4 Bc5 53. Rc8 Bg1 54. a4 Bf2 55. Kf5 Bd4 56. Bc6 Bc5 57. Bd7 Bd4 58. Ke4 Bf2 59. Kd5 Kh7 60. Kd6 Rg7 1-0

[Event "Hamburg HSK Christmas op"]
[Site "Hamburg"]
[Date "2022.12.29"]
[Round "6"]
[White "Zieher, Hartmut"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "C03"]
[WhiteElo "2120"]
[BlackElo "2117"]
[PlyCount "72"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. dxc5 Nf6 6. exd5 Qxd5 7. Ngf3 Qxc5 8. 0-0 0-0 9. a3 Qc7 10. Qe2 Nbd7 11. c4 b6 12. b3 Bb7 13. Bb2 Rfd8 14. Rfd1 Rac8 15. Rac1 Bd6 16. Re1 Bf4 17. Rcd1 Qc6 18. h3 e5 19. Qf1 g6 20. Ne4 Ne8 21. Nc3 Qc5 22. Be4 Bxe4 23. Nxe4 Qe7 24. g3 Bh6 25. Nc3 Nef6 26. Nd5 Nxd5 27. Rxd5 e4 28. Nd4 Ne5 29. Rxd8+ Rxd8 30. Rd1 Bg7 31. Kg2 Qb7 32. Ne2 e3+ 33. f3 Rxd1 34. Qxd1 Qxf3+ 35. Kg1 Qf2+ 36. Kh1 Nf3 0-1

[Event "Hamburg HSK Christmas op"]
[Site "Hamburg"]
[Date "2022.12.28"]
[Round "3"]
[White "Keyser, Robin"]
[Black "Ertan, Can"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2117"]
[BlackElo "2352"]
[PlyCount "92"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 c5 6. 0-0 Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 Bd7 11. Rb1 0-0-0 12. Nb3 Bb6 13. Nbd4 Ne4 14. Bb2 Rhe8 15. Nd2 Nd6 16. Ba3 e5 17. Bxd6 exd4 18. Rxb6 dxc3 19. Nc4 Rxe2 20. Bf4 Be6 21. Rxd8+ Kxd8 22. Rb1 Bxc4 23. Rd1+ Ke7 24. Bf1 c2 25. Rc1 Nd4 26. Be3 Nf3+ 27. Kg2 Ne1+ 28. Kg1 Nf3+ 29. Kg2 Rxe3 30. fxe3 Nd2 31. Bxc4 Nxc4 32. Kf3 Na3 33. Ke4 b5 34. Kd5 a5 35. Kc5 b4 36. h3 Ke6 37. Kd4 Kd6 38. Kd3 h5 39. Kd2 a4 40. Rf1 Nc4+ 41. Kc1 b3 42. axb3 axb3 43. e4 Kc5 44. Rxf7 Ne5 45. Rf5 Kd4 46. Kd2 Nd3 0-1

[Event "Hamburg HSK Christmas op"]
[Site "Hamburg"]
[Date "2022.12.28"]
[Round "4"]
[White "Perschk, Bendix"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1686"]
[BlackElo "2117"]
[PlyCount "70"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 e6 3. Nf3 Nf6 4. exd5 exd5 5. d4 Bb4 6. Bd3 0-0 7. h3 Ne4 8. Bd2 Nxd2 9. Qxd2 Re8+ 10. Be2 Qe7 11. a3 Bxc3 12. bxc3 Bf5 13. Kf1 Nd7 14. Bd3 Qf6 15. Qg5 Bxd3+ 16. cxd3 Qa6 17. Qd2 Re7 18. g4 Rae8 19. Kg2 Nf8 20. Rhe1 Ne6 21. Re5 Qd6 22. c4 f6 23. c5 Qd7 24. Ree1 c6 25. Rh1 Qc7 26. Rae1 Nf4+ 27. Kf1 Re2 28. Rxe2 Rxe2 29. Qd1 Qa5 30. Ng1 Qd2 31. Qxd2 Rxd2 32. Ke1 Rxd3 33. Ne2 Rxa3 34. Rh2 Ra1+ 35. Kd2 Ra2+ 0-1

[Event "Hamburg HSK Christmas op"]
[Site "Hamburg"]
[Date "2022.12.27"]
[Round "1"]
[White "Keyser, Robin"]
[Black "Yarina, Sergey"]
[Result "1-0"]
[ECO "E02"]
[WhiteElo "2117"]
[BlackElo "1571"]
[PlyCount "113"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 c6 6. Qc2 0-0 7. 0-0 Nbd7 8. Nbd2 c5 9. cxd5 Nxd5 10. dxc5 Nxc5 11. a3 Bd7 12. e4 Nf6 13. b4 Ba4 14. Qc4 b5 15. Qd4 Nd3 16. e5 Nxc1 17. Raxc1 Nd5 18. Ne4 a5 19. Nc5 axb4 20. axb4 Bxc5 21. Rxc5 Nb6 22. Rfc1 Nc4 23. Qe4 Ra7 24. Bf1 Bb3 25. Rxb5 Nd2 26. Nxd2 Qxd2 27. Qe1 Qd7 28. Rbc5 Ra2 29. Qc3 Bd5 30. Bc4 Bxc4 31. Rxc4 Rd2 32. Rc8 Rd1+ 33. Rxd1 Qxd1+ 34. Kg2 Qd5+ 35. Kh3 g5 36. Rxf8+ Kxf8 37. Qc5+ Ke8 38. Qxd5 exd5 39. Kg4 Kd7 40. Kxg5 Kc6 41. Kf6 d4 42. Kxf7 d3 43. e6 d2 44. e7 d1Q 45. e8Q+ Kb6 46. Qe6+ Kb5 47. Qf5+ Kxb4 48. f4 h5 49. Kg6 h4 50. Qe4+ Kc5 51. Qe7+ Kc4 52. Qxh4 Qd7 53. f5+ Kc5 54. Qe4 Qd6+ 55. f6 Qa6 56. Qe5+ Kb4 57. Kg7 1-0

[Event "Hamburg HSK Christmas op"]
[Site "Hamburg"]
[Date "2022.12.27"]
[Round "2"]
[White "Wiethuechter, Samuel"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1712"]
[BlackElo "2117"]
[PlyCount "92"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Bc4 e6 4. Nc3 Ne7 5. Nf3 a6 6. Bg5 h6 7. Be3 d6 8. Qd2 Nd7 9. a4 b6 10. h4 Bb7 11. Bd3 Nf6 12. Nh2 c5 13. dxc5 bxc5 14. f3 Qc7 15. Bf4 Nh5 16. Ng4 Nxf4 17. Qxf4 h5 18. Nf6+ Kf8 19. e5 dxe5 20. Qg5 c4 21. Be4 Bh6 22. Qxe5 Qxe5 23. Nd7+ Kg7 24. Nxe5 Bd5 25. Nd7 Rad8 26. Nb6 f5 27. Bxd5 exd5 28. Rd1 Rhe8 29. Ne2 Be3 30. a5 Rb8 31. Kf1 Bxb6 32. axb6 Rxb6 33. Rb1 Reb8 34. Nd4 Nc6 35. Ne6+ Kf6 36. Nf4 Rxb2 37. Re1 Ne7 38. g4 hxg4 39. fxg4 fxg4 40. Rh2 Rb1 41. Rhe2 Rxe1+ 42. Kxe1 Rb1+ 43. Kd2 Rf1 44. Ng2 Nf5 45. Kc3 g3 46. Kd2 Nd4 0-1

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.05.29"]
[Round "5.5"]
[White "Langmann, Markus"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2089"]
[BlackElo "2069"]
[PlyCount "64"]
[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 "Hamburg Koenigsspringer"]
[BlackTeam "Johanneum Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. Qe2 Be7 3. Nf3 d5 4. d3 Nf6 5. g3 c5 6. Bg2 Nc6 7. 0-0 b6 8. Nbd2 Ba6 9. Re1 Rc8 10. e5 Nd7 11. c3 b5 12. a3 Qb6 13. b4 0-0 14. Bb2 Bb7 15. Nb3 a5 16. bxc5 Nxc5 17. Nxc5 Bxc5 18. d4 Be7 19. Bf1 Na7 20. Reb1 Rc6 21. a4 b4 22. cxb4 Bxb4 23. Ba3 Rc4 24. Qd2 Nc6 25. Bxc4 dxc4 26. Qe2 Nxd4 27. Nxd4 Qxd4 28. Rd1 Qc5 29. Bxb4 axb4 30. Rd6 b3 31. Rc1 c3 32. Qd3 b2 0-1

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.05.15"]
[Round "4.4"]
[White "Schumacher, Norbert"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2164"]
[BlackElo "2106"]
[PlyCount "29"]
[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 "Hamburger SK III"]
[BlackTeam "Johanneum Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Be2 Bd6 9. 0-0 0-0 10. Rc1 c6 11. Bh4 Qe7 12. Ng5 Bf5 13. Bd3 Bxd3 14. Qxd3 h6 15. Nh7 1/2-1/2

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.05.01"]
[Round "9.6"]
[White "Keyser, Robin"]
[Black "Luckow, Rolf"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2106"]
[BlackElo "2203"]
[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 "Johanneum Eppendorf"]
[BlackTeam "Kiel Turm II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. h4 h5 4. Nc3 d5 5. Bg5 c6 6. cxd5 Nxd5 7. e4 Nxc3 8. bxc3 Bg7 9. Qd2 Nd7 10. Nf3 Qa5 11. Rc1 b6 12. Bd3 Ba6 13. Bxa6 Qxa6 14. Qe2 Qxe2+ 15. Kxe2 0-0 16. Rhd1 e6 17. Nd2 Bf6 18. Nc4 Bxg5 19. hxg5 b5 20. Nd6 Nb6 21. c4 Nc8 22. c5 a6 23. d5 exd5 24. exd5 Ne7 25. dxc6 Nxc6 26. Ne4 Rfd8 27. Ke3 Rac8 28. Rd6 Kf8 29. Rcd1 Ke7 30. Nf6 Rxd6 31. cxd6+ Ke6 32. d7 Rd8 33. Ne4 Nb8 34. Rd6+ Ke7 35. Rb6 Nxd7 36. Rxa6 Rb8 37. Kd4 b4 38. Kc4 Ne5+ 39. Kb3 Rb5 40. f4 Nd7 41. Kc4 Rf5 42. Ra7 Kd8 43. g3 h4 44. gxh4 Rxf4 45. Kd5 Nb6+ 46. Ke5 Rf5+ 47. Kd4 Rd5+ 48. Ke3 Nc4+ 49. Ke2 Ra5 50. Rxa5 1/2-1/2

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.04.03"]
[Round "8.7"]
[White "Keyser, Robin"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2106"]
[BlackElo "1984"]
[PlyCount "69"]
[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 "Johanneum Eppendorf"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Qa4 Bg7 6. cxd5 Nxd5 7. Nf3 0-0 8. 0-0 Nd7 9. e4 N5b6 10. Qc2 e5 11. Bg5 Bf6 12. Bh6 Re8 13. a4 a5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Nc3 Qe7 17. Kh1 Nc4 18. Rae1 Qc5 19. Nb1 Qb4 20. b3 Na3 21. Nxa3 Qxa3 22. f4 Qb2 23. Qd1 Bg7 24. Bxg7 Kxg7 25. f5 Ra6 26. Qf3 f6 27. e5 Rxe5 28. fxg6 c5 29. gxh7 Kxh7 30. Qd3+ Kg7 31. Qd8 Rxe1 32. Rxe1 Re6 33. Rf1 Re2 34. Qxc8 Rxg2 35. Qxb7+ 1-0

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.03.06"]
[Round "6.6"]
[White "Dietz, Juergen"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2133"]
[BlackElo "2106"]
[PlyCount "74"]
[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 "Hamburg Schachfreunde"]
[BlackTeam "Johanneum Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 b6 5. d3 Bb7 6. 0-0 Nh6 7. e4 dxe4 8. Ng5 0-0 9. dxe4 Qd4+ 10. Kh1 Qxd1 11. Rxd1 Ng4 12. Kg1 h6 13. Nh3 Na6 14. Bf3 Nf6 15. Nf2 Rad8 16. Bd2 Nxe4 17. Nxe4 Bxb2 18. Nbc3 Bxa1 19. Rxa1 Bxe4 20. Nxe4 f5 21. Be2 fxe4 22. Bc4+ Kh7 23. Bc3 Nc5 24. Kf2 c6 25. Ke3 Rd7 26. Bd4 Rfd8 27. c3 b5 28. Bf7 e6 29. Bxc5 Rxf7 30. Kxe4 Rfd7 31. Bd4 c5 32. Bxc5 Rd1 33. Rxd1 Rxd1 34. Bxa7 Ra1 35. h4 Rxa2 36. Be3 h5 37. Bd4 Kg8 0-1

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2021.11.21"]
[Round "2.5"]
[White "Keyser, Robin"]
[Black "Grahl, Arvid"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2106"]
[BlackElo "2148"]
[PlyCount "107"]
[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 "Johanneum Eppendorf"]
[BlackTeam "Schwerin"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nc6 7. 0-0 a6 8. b3 Rb8 9. d5 Na5 10. Bg5 h6 11. Bd2 c5 12. dxc6 Nxc6 13. Rc1 Bd7 14. Nd5 Kh7 15. Bc3 Nxd5 16. cxd5 Ne5 17. Nd4 Rc8 18. Qd2 Qb6 19. h3 f5 20. Kh2 Rc5 21. f4 Nf7 22. Ne6 Bxe6 23. Bxg7 Kxg7 24. Qd4+ Kh7 25. dxe6 Nd8 26. b4 Rb5 27. Qxb6 Rxb6 28. Rc7 Kg7 29. Rxe7+ Kf6 30. Rh7 Kxe6 31. a3 Kf6 32. Rc1 Rf7 33. Rxf7+ Kxf7 34. Rc7+ Kf6 35. Rd7 Ne6 36. Rxb7 Rxb7 37. Bxb7 Nc7 38. e4 fxe4 39. Bxe4 Nb5 40. Bb7 Nxa3 41. Bxa6 Nc2 42. b5 Nb4 43. Kg2 d5 44. Kf3 d4 45. Bb7 g5 46. Be4 gxf4 47. gxf4 Ke6 48. b6 Kd6 49. b7 Na6 50. Ke2 Kc7 51. Kd3 Nc5+ 52. Kxd4 Nxb7 53. Bxb7 Kxb7 54. Ke5 1-0

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2021.11.20"]
[Round "3.6"]
[White "Keyser, Robin"]
[Black "Bosselmann, Tom Linus"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2106"]
[BlackElo "2038"]
[PlyCount "95"]
[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 "Johanneum Eppendorf"]
[BlackTeam "Luebeck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nc6 7. 0-0 e5 8. dxe5 dxe5 9. Bg5 Qe8 10. Nd5 Nxd5 11. cxd5 Ne7 12. Rc1 Qd7 13. e4 f6 14. Be3 b6 15. Qb3 Kh8 16. Qc4 f5 17. Rfd1 fxe4 18. Qxe4 Qd6 19. Qc4 Nf5 20. Bd2 a5 21. Qxc7 h6 22. Qxd6 Nxd6 23. Rc6 Bg4 24. Rxd6 Bxf3 25. Bxf3 Rxf3 26. Rxb6 Rd3 27. d6 Rd8 28. Kf1 R8xd6 29. Rxd6 Rxd6 30. Ke2 Rb6 31. Bc3 Kg8 32. Rd8+ Kf7 33. Rd7+ Kf8 34. Rd5 e4 35. Rxa5 Bxc3 36. bxc3 Rb2+ 37. Ke3 Kf7 38. Ra6 Rc2 39. a4 Kg7 40. a5 Ra2 41. Ra8 Ra3 42. Kxe4 Rxc3 43. a6 Ra3 44. Ra7+ Kg8 45. Kd5 Ra2 46. f4 Rxh2 47. Rc7 Ra2 48. a7 1-0

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2021.10.31"]
[Round "1.6"]
[White "Willsch, Matthias"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2168"]
[BlackElo "2106"]
[PlyCount "100"]
[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 "Preetz"]
[BlackTeam "Johanneum Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qb3 d5 6. cxd5 exd5 7. Bg5 Be7 8. Nc3 c6 9. Bg2 0-0 10. 0-0 Nbd7 11. Rfe1 Bb7 12. Rad1 Re8 13. Bf4 Bf8 14. e4 dxe4 15. Ng5 Nd5 16. Bxe4 N7f6 17. Nxd5 cxd5 18. Bg2 h6 19. Nf3 Ne4 20. Ne5 Re7 21. Rc1 Rc8 22. f3 Nd6 23. Bh3 Rxc1 24. Rxc1 Nc4 25. Re1 g5 26. Bc1 Bg7 27. f4 f6 28. Nf3 Rxe1+ 29. Nxe1 f5 30. Qd3 g4 31. Bg2 Nd6 32. Nc2 Ne4 33. Be3 Qc8 34. Bf1 h5 35. Ne1 Bf6 36. Qc2 Qxc2 37. Nxc2 h4 38. gxh4 Bxh4 39. Bd3 Kf7 40. Kg2 Ke6 41. h3 gxh3+ 42. Kxh3 Bf6 43. Kg2 Nd6 44. Kf2 Bc6 45. Nb4 Be8 46. Na6 Bh4+ 47. Ke2 Bh5+ 48. Kf1 Bf3 49. Nc7+ Kd7 50. Nb5 Nxb5 1/2-1/2

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2021.08.22"]
[Round "9.39"]
[White "Keyser, Robin"]
[Black "Kirschneck, Erich"]
[Result "1-0"]
[ECO "A63"]
[WhiteElo "2070"]
[BlackElo "1980"]
[PlyCount "69"]
[EventDate "2019.09.29"]
[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 "Johanneum Eppendorf"]
[BlackTeam "Eimsbuettel Union"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 a6 7. a4 g6 8. Bg2 Bg7 9. Nf3 0-0 10. 0-0 Nbd7 11. Bf4 Qe7 12. h3 Ne8 13. Qd2 Ne5 14. Nxe5 Bxe5 15. Bxe5 Qxe5 16. f4 Qe7 17. e4 f5 18. Rae1 fxe4 19. Rxe4 Qg7 20. Qe3 Bd7 21. Re7 Rf7 22. Rxf7 Qxf7 23. Ne4 Bf5 24. Ng5 Qf6 25. g4 Bd7 26. b3 b5 27. Ne6 bxa4 28. bxa4 Ng7 29. f5 gxf5 30. Qf4 Bxe6 31. dxe6 Rd8 32. gxf5 d5 33. e7 Rd6 34. Qxd6 Qxd6 35. f6 1-0

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2021.08.21"]
[Round "8.16"]
[White "Keyser, Robin"]
[Black "Garner, Isaac"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "2070"]
[BlackElo "2120"]
[PlyCount "66"]
[EventDate "2019.09.29"]
[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 "Johanneum Eppendorf"]
[BlackTeam "Hamburger SK IV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. Qc2 c5 7. dxc5 Qa5+ 8. Bd2 Qxc5 9. 0-0 Nc6 10. Na3 d4 11. Rab1 Qh5 12. Nb5 e5 13. Ng5 h6 14. Bf3 Bg4 15. Bxg4 Qxg4 16. f3 Qd7 17. Ne4 Nxe4 18. Qxe4 Rfd8 19. f4 a6 20. Na3 f5 21. Qd5+ Qxd5 22. cxd5 Rxd5 23. Nc4 Rf8 24. Nb6 Rdd8 25. fxe5 Bc5 26. Nc4 b5 27. Nd6 d3+ 28. e3 Nxe5 29. Nb7 Nc4 30. Nxc5 Nxd2 31. Ne6 Nxb1 32. Rxb1 Rc8 33. Nxf8 d2 0-1

[Event "GER-chT Online Liga 1 GpD"]
[Site "Playchess.com INT"]
[Date "2021.03.23"]
[Round "7.4"]
[White "Fromme, Simon"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "B49"]
[WhiteElo "2073"]
[BlackElo "2070"]
[PlyCount "56"]
[EventDate "2021.01.18"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Ettlingen"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. Be2 Bb4 9. f3 d5 10. a3 Be7 11. exd5 Nxd5 12. Nxd5 exd5 13. Bf4 Qb6 14. 0-0-0 0-0 15. g4 Re8 16. Rhe1 Na5 17. Qd3 Bd7 18. h4 Rac8 19. Kb1 Bf8 20. Bc1 Nc4 21. Nb3 Ne3 22. Bxe3 Rxe3 23. Qxd5 Be6 24. Qd4 Rxb3 25. cxb3 Qxb3 26. Bc4 Bxc4 27. Qf2 Qa2+ 28. Kc1 Bb3+ 0-1

[Event "GER-chT Online Liga 1 GpD"]
[Site "Playchess.com INT"]
[Date "2021.03.03"]
[Round "5.4"]
[White "Malek, Daniel"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2348"]
[BlackElo "2070"]
[PlyCount "52"]
[EventDate "2021.01.18"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Zehlendorf"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nc6 5. Nge2 e5 6. Be3 Nh6 7. f3 f5 8. Qd2 fxe4 9. Bg5 e3 10. Qxe3 Nf5 11. Qd2 Qd7 12. dxe5 Nxe5 13. Ng3 0-0 14. 0-0-0 Rb8 15. Nxf5 Qxf5 16. Nd5 Kh8 17. Bh6 Be6 18. Bxg7+ Kxg7 19. Be2 b5 20. cxb5 c6 21. Ne7 Qf6 22. Nxc6 Nxc6 23. bxc6 Rfc8 24. Qd4 Rxc6+ 25. Kb1 Bf5+ 26. Ka1 Rc1+ 0-1

[Event "GER-chT Online Liga 1 GpD"]
[Site "Playchess.com INT"]
[Date "2021.02.25"]
[Round "4.4"]
[White "Keyser, Robin"]
[Black "Lawrenz, Denny"]
[Result "0-1"]
[ECO "D76"]
[WhiteElo "2070"]
[BlackElo "1972"]
[PlyCount "88"]
[EventDate "2021.01.18"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Eppendorf Johanneum"]
[BlackTeam "Bayern Muenchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nc3 Bg7 7. Nf3 0-0 8. 0-0 Nc6 9. e3 a5 10. Nh4 a4 11. f4 Na5 12. Nxa4 Nxa4 13. Qxa4 Bd7 14. Qc2 Bc6 15. Nf3 f5 16. b4 Be4 17. Qc3 Nc6 18. Bd2 e6 19. Kf2 Bxf3 20. Bxf3 Nxd4 21. Bxb7 Ra7 22. Bc8 Qd5 23. exd4 Bxd4+ 24. Qxd4 Qxd4+ 25. Be3 Qb2+ 26. Kg1 Rxc8 27. Bxa7 Qxb4 28. Bf2 c5 29. Rfc1 c4 30. a4 Qa5 31. Be1 c3 32. Ra2 Qb6+ 33. Bf2 Qb3 34. Rac2 Qxa4 35. Be1 Qd4+ 36. Kg2 e5 37. fxe5 Qxe5 38. Kf1 Qe4 39. h4 Qh1+ 40. Kf2 f4 41. gxf4 Qxh4+ 42. Kg1 Qg4+ 43. Rg2 Qxf4 44. Rxc3 Rxc3 0-1

[Event "GER-chT Online Liga 1 GpD"]
[Site "Playchess.com INT"]
[Date "2021.02.08"]
[Round "3.4"]
[White "Nagel, Bernhard"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2180"]
[BlackElo "2070"]
[PlyCount "112"]
[EventDate "2021.01.18"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Koeln Lasker"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c6 2. d4 d5 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Be2 Bd6 7. 0-0 0-0 8. b3 b6 9. Bb2 Qe7 10. Bd3 Bb7 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 f5 14. Bc2 c5 15. Re1 cxd4 16. Bxd4 Rad8 17. Bc3 e5 18. Qe2 e4 19. Rad1 Nc5 20. Nd4 Be5 21. b4 Qf6 22. bxc5 bxc5 23. Nxf5 Bxc3 24. Ne3 Bxe1 25. Qxe1 Rxd1 26. Bxd1 Qb2 27. Bb3 Kh8 28. h3 h6 29. Nd1 Qc1 30. Kh2 e3 31. fxe3 Rd8 32. Qg3 Qd2 33. h4 Qd6 34. Nf2 Qxg3+ 35. Kxg3 Kg8 36. e4 Kf7 37. Kf3 Ke6 38. g3 Rd2 39. Ke3 Rd4 40. Kf4 a5 41. h5 Bc6 42. Bd1 a4 43. Bg4+ Ke7 44. Be2 Rd2 45. Ke3 Rxa2 46. Nd3 a3 47. Bd1 Bxe4 48. Nxc5 Bc6 49. Bb3 Rg2 50. Kd3 a2 51. Bxa2 Rxa2 52. Kd4 Rg2 53. Nd3 Rxg3 54. Ne5 Be8 55. c5 Rg5 56. Nd3 Rxh5 0-1

[Event "GER-chT Christmas U20"]
[Site "Playchess.com INT"]
[Date "2020.12.29"]
[Round "7.1"]
[White "Bosselmann, Tom Linus"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2060"]
[BlackElo "2070"]
[PlyCount "83"]
[EventDate "2020.12.29"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]
[WhiteTeam "Luebeck II"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 cxd4 7. cxd4 Qb6 8. 0-0 Nxd4 9. Nxd4 Qxd4 10. Nc3 a6 11. Qe2 Rc8 12. a3 Bc5 13. g3 Ne7 14. Bf4 Ng6 15. Bxg6 hxg6 16. Rad1 Qc4 17. Qxc4 dxc4 18. Ne4 Ba4 19. Rd2 0-0 20. Bg5 Ba7 21. Be7 Rfe8 22. Nd6 Bb8 23. Nxe8 Rxe8 24. Bd6 Rd8 25. Rc1 Bb3 26. Kf1 b5 27. Ke2 Ba7 28. f4 f6 29. exf6 gxf6 30. Bb4 Rxd2+ 31. Bxd2 Kf7 32. h3 Bd4 33. Bc3 e5 34. fxe5 fxe5 35. Rf1+ Ke6 36. Rf8 Bc2 37. Bxd4 exd4 38. Ra8 Be4 39. Rxa6+ Kd5 40. Kd2 Kc5 41. g4 b4 42. Ra5+ 1-0

[Event "GER-chT Christmas U20"]
[Site "Playchess.com INT"]
[Date "2020.12.29"]
[Round "6.1"]
[White "Keyser, Robin"]
[Black "Engel, Luis"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2070"]
[BlackElo "2553"]
[PlyCount "65"]
[EventDate "2020.12.29"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]
[WhiteTeam "Eppendorf Johanneum"]
[BlackTeam "Hamburger SK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 a6 6. 0-0 Nc6 7. e3 Rb8 8. Qe2 b5 9. b3 cxb3 10. axb3 Bb7 11. Bd2 Be7 12. Rc1 Nb4 13. Bxb4 Bxb4 14. Ne5 Bxg2 15. Kxg2 Rb6 16. f3 Bd6 17. Rxa6 Rxa6 18. Qxb5+ Nd7 19. Qxa6 Bxe5 20. dxe5 0-0 21. Qa5 Nb6 22. Qd2 Qe7 23. e4 Rd8 24. Qc3 Rd7 25. Rc2 h5 26. Rd2 g6 27. Rxd7 Qxd7 28. Qd2 Qb5 29. Qd8+ Kg7 30. Qf6+ Kg8 31. Qd8+ Kg7 32. Qf6+ Kg8 33. Qd8+ 1/2-1/2

[Event "GER-chT Christmas U20"]
[Site "Playchess.com INT"]
[Date "2020.12.29"]
[Round "4.1"]
[White "Keyser, Robin"]
[Black "Mohammadi Nia, Borna"]
[Result "0-1"]
[ECO "D76"]
[WhiteElo "2070"]
[BlackElo "2079"]
[PlyCount "158"]
[EventDate "2020.12.29"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]
[WhiteTeam "Eppendorf Johanneum"]
[BlackTeam "Koeln Porz II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Bg7 6. Nf3 Nb6 7. 0-0 0-0 8. Nc3 Nc6 9. e3 Be6 10. Ng5 Bc4 11. Re1 a5 12. b3 Ba6 13. Ba3 Nb4 14. Nge4 N6d5 15. Nxd5 Nxd5 16. Rc1 c6 17. Nc5 Nb4 18. Nxa6 Rxa6 19. Qd2 Nd5 20. Rc5 Re8 21. Rec1 e6 22. R5c2 a4 23. b4 Nc7 24. Bf1 Ra8 25. Bb2 a3 26. Ba1 Qd7 27. h4 h5 28. b5 Nxb5 29. Bxb5 cxb5 30. Rc7 Qd6 31. Rxb7 Rab8 32. Rbc7 b4 33. Qd1 Qd5 34. Qe2 b3 35. axb3 Rxb3 36. Qa2 Reb8 37. Rc8+ Bf8 38. Rxb8 Rxb8 39. Qxd5 exd5 40. Bc3 a2 41. Ra1 Rb1+ 42. Kg2 Bb4 43. Rxa2 Bxc3 44. Ra8+ Kg7 45. Rc8 Be1 46. Rc2 Rb5 47. Kf3 Kf6 48. g4 hxg4+ 49. Kxg4 Rb6 50. h5 gxh5+ 51. Kxh5 Kf5 52. f3 Rb8 53. e4+ dxe4 54. fxe4+ Kf4 55. Kh6 Rg8 56. Kh7 Rg3 57. Re2 Bc3 58. d5 Rd3 59. Kg8 f6 60. Kf7 Be5 61. Ke6 Kf3 62. Re1 Kf2 63. Rb1 Re3 64. Rb4 Kf3 65. Kf5 Kg3 66. Ke6 Kf4 67. d6 Bxd6 68. Kxd6 Rxe4 69. Rb2 Kg3 70. Kd5 Re8 71. Kd4 f5 72. Rb7 f4 73. Rg7+ Kf2 74. Kd3 f3 75. Ra7 Kg1 76. Ra1+ Kg2 77. Ra2+ f2 78. Kd4 Kg1 79. Kd3 f1Q+ 0-1

[Event "GER-chT Christmas U20"]
[Site "Playchess.com INT"]
[Date "2020.12.29"]
[Round "2.1"]
[White "Keyser, Robin"]
[Black "Suvorov, Alexander David"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2070"]
[BlackElo "2353"]
[PlyCount "150"]
[EventDate "2020.12.29"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]
[WhiteTeam "Eppendorf Johanneum"]
[BlackTeam "Koeln Porz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 Nc6 6. 0-0 Rb8 7. Qc2 b5 8. b3 Nb4 9. Qb2 Bb7 10. Nc3 a6 11. Rd1 Be7 12. bxc4 bxc4 13. Bf4 0-0 14. Na4 Bd5 15. Qc1 a5 16. Nb2 c3 17. Qxc3 Nxa2 18. Qc2 Bd6 19. Nd3 Bb3 20. Qd2 Bxd1 21. Rxa2 Bb3 22. Rxa5 Bd5 23. Nfe5 Rb1+ 24. Bf1 Ne4 25. Qc2 Rb8 26. Nc6 Bxc6 27. Qxc6 Nf6 28. Ne5 Rb1 29. Qc2 Qb8 30. Kg2 Qb4 31. Bd2 Qb2 32. Qd3 Rd1 33. Nc4 Qb7+ 34. f3 Bb4 35. Qb3 Rxd2 36. Nxd2 Rb8 37. Ra2 Qd5 38. Qxd5 Nxd5 39. Nc4 Be7 40. Ne5 Bf8 41. Kf2 g6 42. Nd7 Rd8 43. Nxf8 Kxf8 44. Ra7 f5 45. e4 fxe4 46. fxe4 Nf6 47. Rxc7 Rxd4 48. Bg2 Rd2+ 49. Kf3 e5 50. Rc8+ Kg7 51. Rc7+ Kh6 52. Rc6 Kg7 53. Rc7+ Rd7 54. Rc5 Re7 55. Bh3 h5 56. Bc8 Rf7 57. Ke3 Re7 58. Bh3 Nh7 59. Bg2 Ng5 60. h4 Nf7 61. Bh3 Kf6 62. Rc6+ Kg7 63. Rb6 Rc7 64. Rb3 Nd6 65. Rd3 Nc4+ 66. Kf3 Rf7+ 67. Ke2 Rf6 68. Rc3 Nd6 69. Rc7+ Kh6 70. Ke3 Nb5 71. Rb7 Nd4 72. Re7 Rf3+ 73. Kd2 Rxg3 74. Bf1 Rg4 75. Rxe5 Nf3+ 0-1

[Event "GER-chT Christmas U20"]
[Site "Playchess.com INT"]
[Date "2020.12.29"]
[Round "1.1"]
[White "Poggemann, Alexander"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1813"]
[BlackElo "2070"]
[PlyCount "124"]
[EventDate "2020.12.29"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]
[WhiteTeam "Hemer II"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Ne7 6. c4 dxc4 7. Bxc4 0-0 8. 0-0 a6 9. Nc3 b5 10. Bb3 Bb7 11. Bg5 h6 12. Bh4 Nbc6 13. Re1 Na5 14. Bc2 Qd7 15. Qd3 Ng6 16. Bg3 Bxg3 17. hxg3 Bxf3 18. gxf3 Rad8 19. Rad1 Nc4 20. Bb3 c5 21. Bxc4 bxc4 22. Qxc4 cxd4 23. Qxa6 Qf5 24. Ne4 Qxf3 25. Qe2 Qf5 26. a4 Ne5 27. Kg2 Rfe8 28. b4 d3 29. Qe3 Nc4 30. Qc5 Qxc5 31. bxc5 d2 32. Nxd2 Rxe1 33. Rxe1 Rxd2 34. Re8+ Kh7 35. c6 Nb6 36. c7 Rc2 37. a5 Rxc7 38. axb6 Rb7 39. Rf8 Kg6 40. f4 Rxb6 41. g4 Rb3 42. Ra8 h5 43. Ra6+ f6 44. gxh5+ Kxh5 45. Ra5+ Kg4 46. Ra7 g6 47. Ra4 Rb2+ 48. Kf1 Kf3 49. Ke1 Ke3 50. Kd1 Rf2 51. Ke1 Rxf4 52. Ra6 g5 53. Re6+ Kf3 54. Kf1 Kg4+ 55. Kg2 Rc4 56. Rxf6 Rc2+ 57. Rf2 Rxf2+ 58. Kxf2 Kh3 59. Kg1 Kg3 60. Kh1 Kf2 61. Kh2 g4 62. Kh1 g3 1/2-1/2

[Event "GER-chT Christmas U20"]
[Site "Playchess.com INT"]
[Date "2020.12.29"]
[Round "5.1"]
[White "Sinnhoefer, Jonas"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1919"]
[BlackElo "2070"]
[PlyCount "134"]
[EventDate "2020.12.29"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]
[WhiteTeam "Delmenhorst"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 b5 7. Bxb5 Qb6 8. Qb3 cxd4 9. Bxd7+ Nxd7 10. Qxb6 axb6 11. cxd4 f6 12. exf6 Nxf6 13. Ne2 Ba6 14. Nf4 Kd7 15. f3 Bd6 16. Nb3 g5 17. Ne2 Rhg8 18. h3 Nh5 19. Nc3 Bg3+ 20. Kd1 Nf4 21. Bxf4 gxf4 22. Ne2 Rac8 23. Rc1 Rxc1+ 24. Nbxc1 Bf2 25. Rh2 Be3 26. Nb3 Bc4 27. h4 Ra8 28. Nc3 Rxa2 29. Nc5+ bxc5 30. Nxa2 Bxa2 31. dxc5 Bxc5 32. Kc2 Bc4 33. h5 d4 34. Rh4 e5 35. Rg4 Bb4 36. Rg7+ Ke6 37. b3 d3+ 38. Kc1 d2+ 39. Kc2 Bxb3+ 40. Kxb3 d1Q+ 41. Kxb4 Qd6+ 42. Kb5 Qd3+ 43. Kc6 Kf6 44. Rd7 Qc2+ 45. Kd6 Qxg2 46. Rxh7 Qd2+ 47. Kc6 Qc3+ 48. Kb7 Qxf3+ 49. Kc8 Qc6+ 50. Kb8 Qb5+ 51. Kc8 Qe8+ 52. Kc7 Qf7+ 53. Rxf7+ Kxf7 54. Kd6 f3 55. Kxe5 f2 56. Kf5 f1Q+ 57. Kg5 Qf6+ 58. Kg4 Kg7 59. Kg3 Kh6 60. Kg4 Qe5 61. Kh3 Qg5 62. Kh2 Kxh5 63. Kh3 Kg6 64. Kh2 Kf5 65. Kh1 Kf4 66. Kh2 Kf3 67. Kh1 Qg2# 0-1

[Event "GER-chT Christmas U20"]
[Site "Playchess.com INT"]
[Date "2020.12.29"]
[Round "3.1"]
[White "Werner, Tom"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1780"]
[BlackElo "2070"]
[PlyCount "88"]
[EventDate "2020.12.29"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]
[WhiteTeam "Offenbach"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nc6 6. Nge2 f5 7. 0-0 Nf6 8. d4 0-0 9. a3 e4 10. b4 Kh8 11. Nf4 Ne7 12. Bb2 g5 13. Nh3 h6 14. f3 d5 15. fxe4 dxe4 16. Qe2 c6 17. Nf2 a5 18. Rad1 axb4 19. axb4 Qb6 20. b5 Be6 21. c5 Qd8 22. d5 cxd5 23. Ra1 Qc7 24. Na4 Rfc8 25. Bd4 Nd7 26. Rfc1 Ne5 27. Nb6 Rxa1 28. Rxa1 Rd8 29. Ra7 Nc8 30. Nxc8 Qxc8 31. Qa2 Nc4 32. Qa4 Bxd4 33. exd4 Bd7 34. Nd1 f4 35. Nc3 f3 36. Bf1 Ne3 37. Qa2 Bh3 38. Bxh3 Qxh3 39. Qf2 Ng4 40. Qd2 f2+ 41. Qxf2 Nxf2 42. Kxf2 Qxh2+ 43. Ke3 Qxg3+ 44. Kd2 Qd3+ 0-1

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2020.03.01"]
[Round "7.30"]
[White "Peters, Thomas"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1806"]
[BlackElo "2027"]
[PlyCount "101"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 e6 3. f4 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. d4 c5 7. Nf3 Bd6 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. 0-0 cxd4 11. Nxd4 Bc5 12. Be3 0-0 13. c3 Qe7 14. Qf3 Nf6 15. Nc2 Rfd8 16. Rad1 Bxe3+ 17. Qxe3 Nd5 18. Qf2 Rd7 19. Rd4 Rad8 20. Rfd1 h6 21. h3 b5 22. R1d3 Qc5 23. Ne3 Nb6 24. Rxd7 Rxd7 25. Rxd7 Nxd7 26. Nc2 Qxf2+ 27. Kxf2 Nc5 28. Nd4 a6 29. Nc6 Nd3+ 30. Ke3 Nxb2 31. Nb4 Nc4+ 32. Kd4 a5 33. Nc6 Kf8 34. Na7 Nd6 35. Kc5 Ne4+ 36. Kd4 Nd6 37. Kc5 Ke7 38. Nxb5 Ne4+ 39. Kb6 a4 40. c4 Nd2 41. c5 Nc4+ 42. Kb7 Na5+ 43. Kc7 g5 44. g3 f6 45. Na3 e5 46. fxe5 f5 47. Kb6 h5 48. Kxa5 f4 49. g4 f3 50. Nc2 hxg4 51. hxg4 1-0

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2020.02.09"]
[Round "6.7"]
[White "Richter, Maik"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2150"]
[BlackElo "2027"]
[PlyCount "67"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Nbc6 8. Nf3 Bd7 9. h5 h6 10. a4 Qa5 11. Bd2 c4 12. Qb1 Rb8 13. Qd1 Nd8 14. Nh4 Bxa4 15. g4 Ndc6 16. f4 Bxc2 17. Qc1 Ba4 18. f5 b5 19. Be2 Qb6 20. f6 gxf6 21. exf6 Ng8 22. Rf1 Rb7 23. Ng6 fxg6 24. hxg6 Nxf6 25. Rxf6 Qd8 26. g5 hxg5 27. Bxg5 Qd6 28. Qe3 Rh1+ 29. Kd2 Rxa1 30. Rxe6+ Ne7 31. Rxd6 b4 32. cxb4 a5 33. Qe6 c3+ 34. Ke3 1-0

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2020.01.19"]
[Round "5.7"]
[White "Keyser, Robin"]
[Black "David, Torsten"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2027"]
[BlackElo "2081"]
[PlyCount "85"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Nf3 Nc6 6. Nc3 0-0 7. Bg2 Bxc3 8. Bxc3 Ne4 9. Qd3 Nxc3 10. Qxc3 d6 11. 0-0 e5 12. d5 Nb8 13. b4 a5 14. a3 Bg4 15. c5 Na6 16. Rfc1 Bxf3 17. exf3 f5 18. Bf1 Rfb8 19. Rab1 Qd8 20. Rc2 Kh8 21. Bd3 axb4 22. axb4 dxc5 23. bxc5 Qxd5 24. Bxf5 c6 25. Qe3 Qf7 26. Qe4 Qh5 27. g4 Qh4 28. Qxe5 Re8 29. Qc3 Qe7 30. Bd3 Rad8 31. Kg2 Nxc5 32. Qxc5 Rxd3 33. Qxe7 Rxe7 34. Rxc6 h6 35. Rcb6 Rf7 36. R1b3 Rxb3 37. Rxb3 g5 38. Kg3 Kg7 39. Rb6 Kh7 40. f4 gxf4+ 41. Kf3 Kg7 42. h4 Kh7 43. Rb4 1-0

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2019.12.08"]
[Round "4.30"]
[White "Keyser, Robin"]
[Black "Peschke, Matthias"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2027"]
[BlackElo "2015"]
[PlyCount "113"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 Re8 10. Bf4 a6 11. a4 Qc7 12. Qc1 Bg4 13. Bh6 Bh8 14. h3 Bxf3 15. Bxf3 Nbd7 16. Rb1 Rab8 17. Bg2 c4 18. b4 cxb3 19. Rxb3 Nc5 20. Rb1 Qd7 21. Qa3 Nfe4 22. Nxe4 Nxe4 23. Rbc1 b5 24. axb5 axb5 25. Qb4 Nc5 26. Be3 Rxe3 27. fxe3 Be5 28. Rf3 Qb7 29. Rcf1 Rf8 30. e4 Na6 31. Qa5 b4 32. Rb1 Rb8 33. Rfb3 Qb6+ 34. Qxb6 Rxb6 35. Kf2 Bc3 36. Ke3 Rb8 37. Rxc3 bxc3 38. Rxb8+ Nxb8 39. Kd3 Kg7 40. Kxc3 Kf6 41. Kd4 Nd7 42. Bf3 Nb8 43. Bg4 Na6 44. Bc8 Nc7 45. e5+ dxe5+ 46. Kc5 Ne8 47. d6 Ng7 48. Kc6 e4 49. h4 Ke5 50. Bd7 f5 51. h5 gxh5 52. Be8 Ne6 53. Bxh5 Nd4+ 54. Kc5 Ne6+ 55. Kc6 Nd4+ 56. Kc5 Ne6+ 57. Kc6 1/2-1/2

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2019.11.24"]
[Round "3.6"]
[White "Kuhle, Sebastian"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "2028"]
[BlackElo "2027"]
[PlyCount "120"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 b6 7. Nc3 Bb7 8. d4 Nbd7 9. Bb2 c5 10. cxd5 Nxd5 11. Rc1 Rc8 12. Nxd5 Bxd5 13. Qd3 Nf6 14. dxc5 Bxc5 15. Qb1 h6 16. b4 Be7 17. b5 Be4 18. Rxc8 Qxc8 19. Qc1 Qb7 20. Qe3 Rc8 21. Rc1 Rxc1+ 22. Qxc1 Bd5 23. Ne1 Bxg2 24. Nxg2 Qd5 25. a4 Qb3 26. Qa1 Qc2 27. Kf1 Ne8 28. Ne3 Qe4 29. Ng2 Bf8 30. Qd1 Nc7 31. f3 Qb4 32. Qc2 Bc5 33. Qc3 Qxc3 34. Bxc3 Nd5 35. Bb2 f6 36. e4 Nc7 37. Ke2 Kf7 38. g4 Ne8 39. Kd3 Nd6 40. e5 Nb7 41. exf6 gxf6 42. h3 Bd6 43. Bd4 Bc5 44. Bc3 e5 45. Bd2 Bd4 46. Kc4 Ke6 47. Bb4 Bc5 48. Bxc5 Nxc5 49. a5 Nb7 50. axb6 axb6 51. Ne3 Nd6+ 52. Kb4 f5 53. gxf5+ Nxf5 54. Nc4 Nd4 55. Nxb6 Nxf3 56. Kc5 Nd4 57. Nc4 Nxb5 58. Kxb5 Kf5 59. Kc5 Kf4 60. Kd5 Kg3 1/2-1/2

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2019.10.20"]
[Round "2.4"]
[White "Keyser, Robin"]
[Black "Conrad, Christian"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2027"]
[BlackElo "2114"]
[PlyCount "69"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Bg7 6. Bg2 0-0 7. Nc3 Nc6 8. 0-0 Nxd4 9. Qxd4 d6 10. Qh4 Be6 11. Bxb7 Rb8 12. Bd5 Bxd5 13. cxd5 Qa5 14. Rd1 Rb4 15. Qg5 Rc8 16. Qe3 Kf8 17. h3 Nd7 18. Ne4 Qb6 19. Ng5 h6 20. Nf3 Rc2 21. Qd3 Rcc4 22. e3 Nc5 23. Qe2 Ne4 24. a3 Ra4 25. b3 Qxb3 26. Nd4 Bxd4 27. exd4 Kg7 28. Bxh6+ Kxh6 29. Qxe4 Rxa3 30. Rab1 Qc2 31. Qxe7 Ra2 32. Qf8+ Kg5 33. Qxf7 Rxd4 34. Rxd4 Qxb1+ 35. Kg2 1-0

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2019.09.29"]
[Round "1.6"]
[White "Keyser, Robin"]
[Black "Zippert, Georg"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2027"]
[BlackElo "1847"]
[PlyCount "77"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 0-0 7. Bg2 Nc6 8. 0-0 Re8 9. Rc1 Qe7 10. Re1 a5 11. e4 dxe4 12. Nxe4 Rd8 13. Nc3 Na7 14. Qc2 Rb8 15. b3 c6 16. Rcd1 b5 17. c5 Bb7 18. Ng5 h6 19. Nge4 b4 20. Nxf6+ Qxf6 21. Ne4 Qg6 22. Qc4 Nb5 23. a4 bxa3 24. Nc3 Ba8 25. Re2 Nxc3 26. Qxc3 Rb4 27. Ra2 Qf6 28. Rxa3 Rdxd4 29. Rxd4 Rxd4 30. Bf1 Rb4 31. Qxf6 gxf6 32. Rxa5 Bb7 33. Bc4 f5 34. Kf1 Kg7 35. Ke2 Kf6 36. Ra7 Ke5 37. Kd3 Bc8 38. Rxf7 Rb7 39. f4# 1-0

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.04.07"]
[Round "9.5"]
[White "Keyser, Robin"]
[Black "Boehm, Thomas1111"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1999"]
[BlackElo "2120"]
[PlyCount "127"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Johanneum Eppendorf"]
[BlackTeam "Kiel Turm II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. Nc3 Nc6 6. e3 0-0 7. Be2 d6 8. Qc2 e5 9. d5 Nb8 10. e4 Na6 11. a3 Bxc3 12. Bxc3 Nc5 13. Nd2 a5 14. b3 Bd7 15. 0-0 Ng4 16. Bxg4 Bxg4 17. b4 axb4 18. axb4 Nd7 19. f3 Bh5 20. Nb3 Bg6 21. Rxa8 Rxa8 22. Na5 b6 23. Nc6 Qe8 24. Qb2 Ra4 25. Ra1 Qa8 26. Rxa4 Qxa4 27. Qa1 Qxa1+ 28. Bxa1 f5 29. exf5 Be8 30. Nd8 b5 31. c5 Nf6 32. cxd6 cxd6 33. Nb7 Nxd5 34. Nxd6 Bd7 35. Bxe5 Nxb4 36. f6 Nd3 37. Bd4 gxf6 38. Bxf6 b4 39. Nc4 Kf7 40. Nb2 Bb5 41. Nxd3 Bxd3 42. Bh8 Ke6 43. Kf2 Kd5 44. Ke3 Bf1 45. g4 b3 46. h4 Ke6 47. Bb2 Kf7 48. h5 Ke6 49. f4 Bh3 50. f5+ Kf7 51. Kf4 Bf1 52. g5 Bd3 53. Bc3 Kf8 54. Bb2 Be2 55. h6 Kg8 56. g6 Bd3 57. Kg5 Bc2 58. Kf6 Bd3 59. Bc1 Be4 60. Ke6 Bd3 61. Kf6 Be4 62. Ke5 Bd3 63. Kf6 Be4 64. gxh7+ 1/2-1/2

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.03.24"]
[Round "8.6"]
[White "Keyser, Robin"]
[Black "Light, Bjarne"]
[Result "1-0"]
[ECO "A96"]
[WhiteElo "1999"]
[BlackElo "2182"]
[PlyCount "117"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Johanneum Eppendorf"]
[BlackTeam "Preetz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 d6 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 Bf6 10. Qc2 e5 11. dxe5 dxe5 12. e4 f4 13. gxf4 exf4 14. Bxf4 Bxb2 15. Qxb2 Rxf4 16. Qe5 Qf8 17. Nd4 Rf7 18. Rad1 Nd7 19. Qg5 h6 20. Qg3 Nf6 21. e5 Nh5 22. Qe3 Nf4 23. e6 Re7 24. Nf5 Nxg2 25. Nxe7+ Qxe7 26. Kxg2 Bxe6 27. Rfe1 Re8 28. Rd4 Qg5+ 29. Qxg5 hxg5 30. Rde4 Kf7 31. Kg3 b6 32. a3 c5 33. R1e3 g6 34. Kf3 Bd7 35. Rxe8 Bxe8 36. Kg4 Bd7+ 37. Kxg5 Be6 38. Re4 Bf5 39. Rh4 Kg7 40. Kf4 Bd3 41. Ke5 Bf1 42. Kd5 Be2 43. Rh3 Bf1 44. Re3 Kf7 45. a4 Bg2+ 46. Kd6 Kf6 47. a5 Bf1 48. axb6 axb6 49. Kc6 Bxc4 50. Kxb6 Bf1 51. Kxc5 Kf5 52. Kd4 Bg2 53. Rg3 Bc6 54. h4 Ba4 55. Ke3 Bd1 56. Rg5+ Kf6 57. Kf4 Be2 58. Rc5 Bd3 59. Rc6+ 1-0

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.02.24"]
[Round "7.5"]
[White "Schulz, Karsten"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2257"]
[BlackElo "1999"]
[PlyCount "49"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Schwerin SF"]
[BlackTeam "Johanneum Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. d3 f5 6. e3 Nf6 7. Nge2 0-0 8. 0-0 c6 9. f4 Nbd7 10. b3 Re8 11. h3 Nc5 12. Rb1 a5 13. Qd2 Kh8 14. Ba3 exf4 15. exf4 Qe7 16. Rbe1 Bd7 17. Nd4 Qf7 18. Nf3 h6 19. Bxc5 dxc5 20. Ne5 Rxe5 21. fxe5 Nh7 22. Na4 Re8 23. Nxc5 Bxe5 24. Rxe5 Rxe5 25. Qc3 1-0

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.02.03"]
[Round "6.6"]
[White "Neumann, Michael"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2118"]
[BlackElo "1999"]
[PlyCount "35"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Johanneum Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 a6 5. Qd2 b5 6. Nf3 Nd7 7. a4 b4 8. Nd5 a5 9. Bc4 c6 10. Ne3 Nb6 11. Bb3 Nf6 12. Bxf6 Bxf6 13. 0-0 0-0 14. Rfd1 Bg7 15. c3 bxc3 16. bxc3 d5 17. e5 Bh6 18. Qa2 1/2-1/2

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.01.20"]
[Round "5.7"]
[White "Mitscherling, Andreas"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2168"]
[BlackElo "1999"]
[PlyCount "58"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "St Pauli II"]
[BlackTeam "Johanneum Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e4 c5 6. Nge2 Ne7 7. d3 Nbc6 8. Rb1 0-0 9. 0-0 Be6 10. Nd5 Qd7 11. a3 Bh3 12. b4 Bxg2 13. Kxg2 b6 14. f4 exf4 15. Nexf4 f5 16. Bb2 fxe4 17. dxe4 Nd4 18. b5 Rf7 19. h3 g5 20. Bxd4 Bxd4 21. Nd3 Rxf1 22. Qxf1 Qe6 23. Nxe7+ Qxe7 24. Qf5 Rf8 25. Qd5+ Kg7 26. Rf1 Re8 27. Re1 Qf6 28. Rf1 Qe7 29. Re1 Qf6 1/2-1/2

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2018.12.16"]
[Round "4.6"]
[White "Kull, Florian"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2179"]
[BlackElo "1999"]
[PlyCount "103"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Schachfreunde"]
[BlackTeam "Johanneum Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. Nf3 f5 6. d3 Nf6 7. 0-0 0-0 8. Rb1 a5 9. a3 Nc6 10. Bg5 h6 11. Bxf6 Qxf6 12. Nd5 Qf7 13. b4 axb4 14. axb4 f4 15. b5 Nd8 16. Nd2 Ne6 17. Ne4 Ng5 18. b6 c6 19. Nxd6 Qd7 20. Nxc8 Raxc8 21. Nc3 fxg3 22. hxg3 Nh3+ 23. Bxh3 Qxh3 24. Ne4 Rf5 25. f3 Rh5 26. Kf2 Qh2+ 27. Ke3 Qh3 28. g4 Rh4 29. Rh1 Qxh1 30. Qxh1 Rxh1 31. Rxh1 Ra8 32. Rb1 Bf8 33. f4 exf4+ 34. Kxf4 Ra2 35. e3 Ra4 36. Kf3 Kf7 37. c5 Ke6 38. d4 Ra2 39. Rb3 Be7 40. Rd3 Ra5 41. Nc3 Ra3 42. Nd5 Ra2 43. Nxe7 Kxe7 44. Kf4 Ke6 45. Rd1 Rf2+ 46. Kg3 Re2 47. Kf3 Rh2 48. Ra1 Kd5 49. Ra7 Rh3+ 50. Kf2 Ke4 51. Rxb7 Rf3+ 52. Kg2 1-0

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2018.11.25"]
[Round "3.6"]
[White "Keyser, Robin"]
[Black "Harder, Clemens"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1999"]
[BlackElo "2176"]
[PlyCount "78"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Johanneum Eppendorf"]
[BlackTeam "Hamburg Koenigsspringer"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bh5 6. Nc3 e6 7. g4 Bg6 8. Ne5 Nbd7 9. Nxg6 hxg6 10. Bg2 dxc4 11. e4 Nb6 12. g5 Nfd7 13. Be3 e5 14. d5 Nc5 15. Kf1 Qc7 16. Qg4 Nd3 17. Rb1 Bb4 18. Nd1 Rd8 19. Qe2 cxd5 20. Bxb6 Qxb6 21. exd5 Qd4 22. Ne3 Bc5 23. b4 Be7 24. Rd1 b5 25. Nc2 Qc3 26. h4 Bxb4 27. Nxb4 Qxb4 28. h5 gxh5 29. Rxh5 Rxh5 30. Qxh5 Qb2 31. Qf3 Qxa2 32. g6 f6 33. Qf5 Nf4 34. Bf3 c3 35. Re1 Qc4+ 36. Kg1 Kf8 37. Re4 Qc8 38. Rxf4 Qxf5 39. Rxf5 c2 0-1

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2018.11.11"]
[Round "2.5"]
[White "Keyser, Robin"]
[Black "Bente, Bjoern"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "1999"]
[BlackElo "2228"]
[PlyCount "94"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Johanneum Eppendorf"]
[BlackTeam "Hamburger SK III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 Nf6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Bd6 6. Bg2 0-0 7. 0-0 c6 8. Qc2 Ne4 9. Bf4 Bxf4 10. gxf4 Nd7 11. e3 Ndf6 12. Nc3 Bd7 13. Ne5 Nxc3 14. Qxc3 Qe7 15. b4 dxc4 16. Qxc4 Rfd8 17. Rab1 Nd5 18. Rb2 Be8 19. Qc5 Kf8 20. Qc2 f6 21. Nc4 Bg6 22. Be4 Kf7 23. Kh1 Nb6 24. Bxg6+ hxg6 25. Nd2 Rh8 26. Rg1 Rh6 27. Nf3 Rah8 28. Rg2 Qd6 29. Qc5 Qd7 30. Rb1 Rh5 31. Qc2 R8h6 32. e4 Qd6 33. Qc1 Nd7 34. Rb3 Rb5 35. Qd2 Nb6 36. Kg1 Rhh5 37. e5 Qe7 38. Ne1 Nd5 39. Nd3 a5 40. a4 Rb6 41. b5 cxb5 42. axb5 a4 43. Rb1 Qa3 44. Nc5 Rxb5 45. Qc2 Rxb1+ 46. Qxb1 Nxf4 47. exf6 Qf3 0-1

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2018.10.21"]
[Round "1.6"]
[White "Keyser, Robin"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "1999"]
[BlackElo "2059"]
[PlyCount "139"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Johanneum Eppendorf"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 0-0 6. Nf3 d5 7. 0-0 Nbd7 8. Qc2 Ne4 9. Bf4 c6 10. Nc3 Ndf6 11. Ne5 Nxc3 12. Qxc3 dxc4 13. Qxc4 Qb6 14. b3 Rd8 15. Rfd1 Bd7 16. e4 Rac8 17. Qc2 Be8 18. Nc4 Qb5 19. Bf3 Qa6 20. a4 b6 21. Qe2 h6 22. h4 Bb4 23. Be5 Nh7 24. d5 Qb7 25. dxe6 fxe6 26. Bd6 c5 27. Bg4 Bf7 28. Bf4 Qe7 29. Nd6 Rc6 30. e5 Bc3 31. Rac1 Bb4 32. Nxf7 Kxf7 33. Rxd8 Qxd8 34. Qf3 Qd5 35. Qxd5 exd5 36. Bf3 Rc8 37. Bxd5+ Ke7 38. Be4 Nf8 39. Rd1 Bc3 40. Bf5 Rd8 41. Rxd8 Kxd8 42. Kg2 Nd7 43. e6 Ne5 44. Be4 Ke7 45. Bxe5 Bxe5 46. f4 Bc3 47. Bd5 Bb2 48. Bc4 Bc3 49. Kf3 Bd4 50. h5 Bc3 51. Ke4 Kd6 52. Kf5 Ke7 53. g4 Bb2 54. g5 hxg5 55. fxg5 Bc3 56. Kg6 Kf8 57. Kh7 Bd4 58. g6 Bc3 59. h6 gxh6 60. Kxh6 Bf6 61. e7+ Kxe7 62. g7 Bxg7+ 63. Kxg7 Kd6 64. Kf6 Kc6 65. Ke6 Kc7 66. Ba6 Kc6 67. Ke5 Kc7 68. Ke6 Kc6 69. Ke7 Kc7 70. Ke8 1-0

[Event "Youth District Germany"]
[Site "Wuerzburg"]
[Date "2018.10.07"]
[Round "7.3"]
[White "Goldbeck, Lars"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2184"]
[BlackElo "1999"]
[PlyCount "111"]
[EventDate "2018.10.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Bayern U20"]
[BlackTeam "Hamburg U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. e3 Bg4 5. h3 Bh5 6. g4 Bg6 7. Ne5 Nbd7 8. Nxg6 hxg6 9. Nd2 e6 10. Bg2 Be7 11. g5 Ne4 12. Nxe4 dxe4 13. h4 Qa5+ 14. Bd2 Qf5 15. Qc2 0-0-0 16. Qxe4 Qxe4 17. Bxe4 Rh7 18. Ke2 Rdh8 19. f4 Rxh4 20. Rxh4 Rxh4 21. Rh1 Rxh1 22. Bxh1 f6 23. e4 e5 24. fxe5 fxe5 25. d5 Kc7 26. b4 c5 27. a3 b6 28. Bg2 Nf8 29. Kf3 Nh7 30. Kg4 Bd8 31. Bf3 Kd6 32. Bd1 Nf8 33. Ba4 Bc7 34. Be3 Bd8 35. Bb5 a5 36. bxc5+ bxc5 37. Be8 Ke7 38. Bc6 Kd6 39. Kh4 Bb6 40. Kh3 Bc7 41. Kg4 Bb6 42. Bb5 Bd8 43. Ba6 Bb6 44. Bb5 Bd8 45. Bc6 Bb6 46. Bd2 Bd8 47. Kg3 Nh7 48. Be8 Nf8 49. Bf7 Ke7 50. Bg8 a4 51. Kf3 Kd6 52. Ke2 Bb6 53. Kd3 Ke7 54. Ke3 Kd6 55. Kf3 Ke7 56. Ke3 1/2-1/2

[Event "Youth District Germany"]
[Site "Wuerzburg"]
[Date "2018.10.06"]
[Round "6.3"]
[White "Keyser, Robin"]
[Black "Koelle, Tobias"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1999"]
[BlackElo "2125"]
[PlyCount "83"]
[EventDate "2018.10.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Hamburg U20"]
[BlackTeam "Wuerttemberg U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nbd2 e6 5. g3 dxc4 6. Nxc4 Be7 7. Bg2 0-0 8. 0-0 b5 9. Nce5 Bb7 10. Qc2 Qb6 11. Bg5 h6 12. Bxf6 Bxf6 13. Rfd1 Rd8 14. e3 Na6 15. Nd3 Rac8 16. b4 Be7 17. a3 Nb8 18. Nc5 Bxc5 19. dxc5 Qc7 20. Rxd8+ Rxd8 21. Rd1 a5 22. Rxd8+ Qxd8 23. Nd4 axb4 24. axb4 Qc8 25. Qe4 Na6 26. Nc2 Qd7 27. Qd4 Qxd4 28. exd4 Kf8 29. Kf1 Ke7 30. Ke2 Kd7 31. Kd3 Bc8 32. Kc3 f6 33. Ne1 Nc7 34. Nd3 Nd5+ 35. Bxd5 exd5 36. Kd2 Ke7 37. h4 Bf5 38. Nc1 g5 39. Nb3 Kd7 40. Ke3 Bc2 41. Na5 Kc7 42. Kd2 1/2-1/2

[Event "Youth District Germany"]
[Site "Wuerzburg"]
[Date "2018.10.05"]
[Round "4.3"]
[White "Jakob, Georg"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1959"]
[BlackElo "1999"]
[PlyCount "78"]
[EventDate "2018.10.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Wuerttemberg U20 II"]
[BlackTeam "Hamburg U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 Nc6 5. Nge2 Nf6 6. Qd2 h6 7. Bh4 a6 8. a4 b6 9. d5 Nb8 10. h3 c5 11. f4 Nbd7 12. g4 Bb7 13. Bg2 b5 14. axb5 Qb6 15. Bg3 axb5 16. Rxa8+ Bxa8 17. e5 Nh7 18. 0-0 dxe5 19. f5 g5 20. h4 0-0 21. Ne4 Bf6 22. Bf2 gxh4 23. Qxh6 Bxd5 24. Bxh4 Bxh4 25. Qxh4 Bxe4 26. Bxe4 Qf6 27. Qg3 Ng5 28. Nc3 b4 29. Nd5 Qd6 30. Qh4 f6 31. Qh6 Rf7 32. Qg6+ Rg7 33. Qe8+ Nf8 34. Bg2 e4 35. Nf4 Qd4+ 36. Kh1 Rh7+ 37. Nh5 e3 38. Qc6 e2 39. Qd5+ e6 0-1

[Event "Youth District Germany"]
[Site "Wuerzburg"]
[Date "2018.10.05"]
[Round "5.3"]
[White "Keyser, Robin"]
[Black "Jeschke, Jan"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "1999"]
[BlackElo "1479"]
[PlyCount "71"]
[EventDate "2018.10.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Hamburg U20"]
[BlackTeam "Saarland U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 c5 5. Bxb4 cxb4 6. Bg2 d6 7. Qa4+ Nc6 8. Bxc6+ bxc6 9. Qxc6+ Bd7 10. Qxd6 Qa5 11. b3 Rc8 12. Nf3 Rc6 13. Qe5 Qb6 14. 0-0 0-0 15. Nbd2 Rd8 16. Ne4 Nxe4 17. Qxe4 Qa6 18. Qh4 f6 19. e4 Qb7 20. d5 exd5 21. exd5 Rc7 22. Nd4 Re8 23. Rfe1 Rxe1+ 24. Rxe1 Qa6 25. Qf4 Rb7 26. c5 Bb5 27. c6 Rf7 28. Qb8+ Rf8 29. Qxb5 Qxa2 30. Qxb4 a5 31. Qc4 Qd2 32. Nf3 Qa2 33. d6+ Kh8 34. c7 Qa3 35. c8Q Rxc8 36. Qxc8# 1-0

[Event "Youth District Germany"]
[Site "Wuerzburg"]
[Date "2018.10.04"]
[Round "3.3"]
[White "Lutz, Ruben"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2043"]
[BlackElo "1999"]
[PlyCount "65"]
[EventDate "2018.10.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Sachsen U20 II"]
[BlackTeam "Hamburg U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. Bf4 Bg7 3. e3 d6 4. Nf3 Nd7 5. h3 Ngf6 6. Be2 0-0 7. 0-0 b6 8. a4 a6 9. Nbd2 Bb7 10. c3 e6 11. Bh2 Qe7 12. b4 e5 13. Qb3 e4 14. Ne1 a5 15. Nc2 axb4 16. cxb4 c5 17. bxc5 dxc5 18. a5 Bd5 19. Bc4 Qe6 20. axb6 Rxa1 21. Rxa1 Nxb6 22. Bxd5 Nfxd5 23. Ra6 cxd4 24. Nxd4 Bxd4 25. exd4 Rc8 26. Be5 Rc6 27. Nxe4 f6 28. Nc5 Qe7 29. Rxb6 Rxb6 30. Qxd5+ Kg7 31. Bg3 Qe1+ 32. Kh2 Rb1 33. Ne6+ 1-0

[Event "Youth District Germany"]
[Site "Wuerzburg"]
[Date "2018.10.03"]
[Round "2.3"]
[White "Keyser, Robin"]
[Black "Noeldner, Julian"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "1999"]
[BlackElo "2024"]
[PlyCount "77"]
[EventDate "2018.10.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Hamburg U20"]
[BlackTeam "Berlin U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 c6 12. Rd1 h6 13. Nc3 Bh7 14. Bf4 Nbd7 15. Ne5 Nxe5 16. dxe5 Nd5 17. h4 Qb6 18. Ne4 Rfd8 19. Nd6 Ra7 20. e4 Nxf4 21. Qxf4 Bf8 22. b4 Rad7 23. Rd2 c5 24. Qe3 Rc7 25. Rc1 a5 26. bxc5 Qc6 27. Bf1 Rb8 28. Rb2 b4 29. a3 Qa4 30. axb4 axb4 31. Qb3 Qc6 32. Qc4 b3 33. Rxb3 Rxb3 34. Qxb3 Bxe4 35. Qb8 Qd7 36. Nxe4 Rb7 37. c6 Qxc6 38. Qxf8+ Kxf8 39. Rxc6 1-0

[Event "Youth District Germany"]
[Site "Wuerzburg"]
[Date "2018.10.03"]
[Round "1.3"]
[White "Wagner, Leopold Franziskus"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "1941"]
[BlackElo "1999"]
[PlyCount "87"]
[EventDate "2018.10.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Nordrhein Westfalen U20"]
[BlackTeam "Hamburg U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 b6 8. h4 Ba6 9. h5 h6 10. g4 Bxf1 11. Kxf1 Qc7 12. g5 hxg5 13. Bxg5 Nbc6 14. h6 0-0-0 15. Qd3 c4 16. Qd2 Rde8 17. Ke2 gxh6 18. Bf6 Rhg8 19. Rxh6 Rg6 20. Rxg6 Nxg6 21. Rh1 Nce7 22. Rh7 Ng8 23. Qg5 Qd7 24. Kd2 b5 25. Nh2 a5 26. Ng4 Qc7 27. Nh6 Nxh6 28. Qxh6 b4 29. axb4 axb4 30. Qg7 bxc3+ 31. Ke3 Rf8 32. Rh6 Re8 33. Bg5 Ne7 34. Bxe7 Qxe7 35. Rf6 Rf8 36. Rxe6 Qxe6 37. Qxf8+ Kd7 38. Qd6+ Qxd6 39. exd6 Kxd6 40. Kf4 Ke6 41. Kg5 Ke7 42. Kf5 f6 43. Kg4 Ke6 44. f4 1-0

[Event "Lueneburg op-A"]
[Site "Lueneburg"]
[Date "2018.07.06"]
[Round "2"]
[White "Vorobiov, Evgeny E"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2564"]
[BlackElo "2108"]
[PlyCount "75"]
[EventDate "2018.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Bc4 a6 5. 0-0 e6 6. Qe2 Ne7 7. c3 Nd7 8. Re1 0-0 9. Bg5 h6 10. Bh4 g5 11. Bg3 Ng6 12. h3 e5 13. Na3 Qe8 14. Nc2 Nf6 15. Bd3 Nh5 16. Ne3 Ngf4 17. Bxf4 Nxf4 18. Qc2 Qd8 19. Bf1 Qf6 20. dxe5 dxe5 21. Nh2 Re8 22. Rad1 Qg6 23. Nf5 Bf8 24. g3 Nh5 25. Ng4 Nf6 26. Bg2 Nxg4 27. hxg4 Qb6 28. Ne3 c6 29. Bf1 Bc5 30. Nf5 Bxf5 31. exf5 a5 32. Bc4 Rad8 33. Kg2 Qc7 34. f6 Kh8 35. Rxd8 Rxd8 36. Rh1 Bf8 37. Qf5 Qd7 38. Qxg5 1-0

[Event "Hamburg-ch MA"]
[Site "Hamburg"]
[Date "2018.05.27"]
[Round "9"]
[White "Kuberczyk, Christoph"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2244"]
[BlackElo "2084"]
[PlyCount "131"]
[EventDate "2018.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. g3 Nd7 5. Bg2 e5 6. 0-0 Ne7 7. dxe5 dxe5 8. Nc3 0-0 9. Qc2 c6 10. Rd1 Nf5 11. e3 Qc7 12. b3 Re8 13. Bb2 Nc5 14. b4 Na6 15. a3 Ne7 16. Rac1 Bf5 17. Qe2 Rad8 18. e4 Be6 19. Nd5 Bxd5 20. cxd5 Nb8 21. dxc6 Rxd1+ 22. Qxd1 bxc6 23. Qb3 Nc8 24. Bf1 Nd6 25. Qe3 Qb6 26. Qxb6 axb6 27. Re1 f6 28. a4 b5 29. axb5 cxb5 30. Ra1 Bf8 31. Ra8 Rd8 32. Nd2 Nc6 33. Rxd8 Nxd8 34. f3 Nc6 35. Bc3 Kg7 36. Kf2 Kf7 37. Ke3 Ke8 38. f4 Bh6 39. Kf3 Ke7 40. Nb1 Bg7 41. Bd3 f5 42. exf5 gxf5 43. Ke3 e4 44. Bxg7 exd3 45. Bc3 Ne4 46. Kxd3 Nf2+ 47. Ke2 Ne4 48. Be1 Nd4+ 49. Kf1 Nf3 50. Na3 Nxh2+ 51. Kg2 Ng4 52. Nxb5 Ne3+ 53. Kf3 Nc2 54. Bf2 Nxf2 55. Kxf2 Nxb4 56. Ke3 Kf6 57. Nc7 Nc2+ 58. Kd3 Nb4+ 59. Kd4 Nc2+ 60. Kc5 h5 61. Kd6 Nd4 62. Nd5+ Kg6 63. Ke5 Nf3+ 64. Ke6 Nd4+ 65. Ke5 Nf3+ 66. Ke6 1/2-1/2

[Event "Hamburg-ch MA"]
[Site "Hamburg"]
[Date "2018.05.26"]
[Round "8"]
[White "Keyser, Robin"]
[Black "Staak, Riccardo"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2084"]
[BlackElo "2126"]
[PlyCount "61"]
[EventDate "2018.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. Nc3 d6 4. e4 g6 5. Nf3 Bg7 6. Be2 Qb6 7. 0-0 Bg4 8. Nd2 Bxe2 9. Qxe2 Nbd7 10. a4 0-0 11. Nc4 Qa6 12. Re1 Nb6 13. Na3 Qxe2 14. Rxe2 e6 15. a5 Nbd7 16. Nc4 exd5 17. exd5 Rfe8 18. Rxe8+ Rxe8 19. Bf4 Nh5 20. Nxd6 Re7 21. Be3 Bd4 22. Nc4 a6 23. Rd1 Bxc3 24. bxc3 f5 25. f3 Nhf6 26. Kf2 Kf7 27. Bf4 Nh5 28. Bd6 Re8 29. Bc7 Kg7 30. Nd6 Re7 31. Nxb7 1-0

[Event "Hamburg-ch MA"]
[Site "Hamburg"]
[Date "2018.05.25"]
[Round "7"]
[White "Keyser, Robin"]
[Black "Jantzen, Hans Joerg"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "2084"]
[BlackElo "2137"]
[PlyCount "54"]
[EventDate "2018.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. e3 Bf5 5. Nc3 e6 6. Qb3 Qb6 7. c5 Qc7 8. Nh4 Bg6 9. Bd2 Nbd7 10. g3 Be7 11. Nxg6 hxg6 12. Bd3 e5 13. 0-0-0 Ng4 14. Rdf1 Rxh2 15. Be2 Rxh1 16. Rxh1 Nh6 17. dxe5 Nxc5 18. Qc2 Qxe5 19. Nb5 cxb5 20. Bc3 Qe4 21. Qxe4 Nxe4 22. Bxg7 Rc8+ 23. Kb1 Nf5 24. Bxb5+ Kd8 25. Be5 Nfd6 26. Rh8+ Kc7 27. Rh7 Kb6 0-1

[Event "Hamburg-ch MA"]
[Site "Hamburg"]
[Date "2018.05.24"]
[Round "6"]
[White "Malkiel, Daniel E"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "E85"]
[WhiteElo "2161"]
[BlackElo "2084"]
[PlyCount "81"]
[EventDate "2018.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nc6 5. Be3 e5 6. Nge2 exd4 7. Nxd4 Nf6 8. f3 0-0 9. Qd2 Nxd4 10. Bxd4 a6 11. Be2 Bd7 12. 0-0 Bc6 13. Rfd1 Nh5 14. Be3 Re8 15. Bf1 Be5 16. Nd5 Bxd5 17. cxd5 Qf6 18. Bg5 Qg7 19. g4 Nf6 20. Rac1 Rac8 21. Bh6 Qh8 22. Rc2 Nd7 23. Rdc1 Bd4+ 24. Kh1 c5 25. dxc6 bxc6 26. Bxa6 Rb8 27. b3 Qf6 28. Qf4 Nc5 29. Bc4 Qe7 30. Rd1 Be5 31. Qg5 Bf6 32. Qd2 Rbd8 33. Bf4 Nxe4 34. fxe4 Qxe4+ 35. Kg1 c5 36. h3 Bd4+ 37. Kh2 g5 38. Bg3 Be3 39. Qd3 Qe7 40. Qd5 h5 41. gxh5 1-0

[Event "Hamburg-ch MA"]
[Site "Hamburg"]
[Date "2018.05.23"]
[Round "5"]
[White "Goepfert, Jakob"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2117"]
[BlackElo "2084"]
[PlyCount "76"]
[EventDate "2018.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e4 d6 4. Bc4 a6 5. a4 b6 6. 0-0 e6 7. Qe2 Nd7 8. Bg5 Ne7 9. Rd1 h6 10. Bh4 Bb7 11. Nc3 g5 12. Bg3 Ng6 13. Ra3 g4 14. Ne1 h5 15. f3 h4 16. Bf2 Nf4 17. Qe3 Bh6 18. fxg4 Nxg2 19. Qh3 Nf4 20. Qxh4 Qxh4 21. Bxh4 Ng6 22. Bg3 Nf6 23. d5 Nxg4 24. Be2 Be3+ 25. Kg2 N4e5 26. Nb5 axb5 27. Bxb5+ Ke7 28. Rxe3 Rag8 29. Kf1 exd5 30. exd5 f5 31. Nd3 f4 32. Nxf4 Nxf4 33. Bxf4 Rf8 34. Rd4 Rh4 35. Ree4 Bxd5 36. Ke2 Ke6 37. Rxd5 Kxd5 38. Ke3 Rh3+ 0-1

[Event "Hamburg-ch MA"]
[Site "Hamburg"]
[Date "2018.05.22"]
[Round "4"]
[White "Keyser, Robin"]
[Black "Atri, Jamshid"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2084"]
[BlackElo "1990"]
[PlyCount "155"]
[EventDate "2018.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nbd2 Bf5 5. Nh4 Bc8 6. g3 e6 7. Bg2 Be7 8. Nhf3 Nbd7 9. 0-0 0-0 10. Qc2 c5 11. cxd5 exd5 12. a3 b6 13. b4 Bb7 14. bxc5 bxc5 15. Rb1 Ba6 16. Re1 Qa5 17. Ne5 Rac8 18. Bb2 c4 19. Bc3 Qc7 20. Qa4 Bb7 21. Qxa7 Bc6 22. Qxc7 Rxc7 23. Nxc6 Rxc6 24. a4 Nb6 25. Ra1 Ra8 26. a5 Nbd7 27. Reb1 Bd8 28. Rb5 Rd6 29. Bb4 Rc6 30. Nb1 Nf8 31. Nc3 Ne6 32. Nxd5 Nxd4 33. Ne7+ Bxe7 34. Bxc6 Nxc6 35. Bxe7 Nxe7 36. a6 Nc6 37. Rc5 Nd8 38. a7 Kf8 39. Rxc4 Ke8 40. Rc7 Nd5 41. Rc5 Nf6 42. Rg5 g6 43. Rc5 Nd7 44. Rc7 Ne6 45. Rb7 Nd8 46. Rb4 Nc6 47. Rh4 h5 48. Ra6 Nd8 49. Kg2 Ne6 50. Rb4 Kd8 51. f4 Nc7 52. Ra2 Ne8 53. e4 Nd6 54. Kf3 Nc8 55. Rb7 Nd6 56. Rb4 Nc8 57. Rba4 Ncb6 58. Ra5 Nc8 59. f5 Kc7 60. Kf4 Kb7 61. Kg5 Nxa7 62. fxg6 fxg6 63. e5 Nb8 64. e6 Nbc6 65. Rxa7+ Nxa7 66. e7 Re8 67. Kf6 Nc6 68. Re2 Kc7 69. Kf7 Rxe7+ 70. Rxe7+ Nxe7 71. Kxe7 g5 72. Kf6 h4 73. Kxg5 hxg3 74. hxg3 Kd6 75. Kf6 Kd7 76. Kf7 Kd6 77. g4 Ke5 78. g5 1-0

[Event "Hamburg-ch MA"]
[Site "Hamburg"]
[Date "2018.05.21"]
[Round "3"]
[White "Keyser, Robin"]
[Black "Frackowiak, Oliver"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2084"]
[BlackElo "2163"]
[PlyCount "110"]
[EventDate "2018.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 a6 6. 0-0 Nc6 7. e3 Bd7 8. Nc3 Bd6 9. e4 e5 10. dxe5 Nxe5 11. Qd4 Qe7 12. Nxe5 Bxe5 13. Qxc4 b5 14. Qb3 0-0 15. Bg5 c6 16. Rad1 Be6 17. Qc2 h6 18. Be3 Ng4 19. Bc1 Rfd8 20. Ne2 Rxd1 21. Rxd1 Rd8 22. h3 Rxd1+ 23. Qxd1 Nf6 24. b3 c5 25. Nf4 Bd4 26. Nxe6 Qxe6 27. Qd3 Nd7 28. Be3 Ne5 29. Qd2 Bxe3 30. Qxe3 c4 31. f4 Nd3 32. bxc4 bxc4 33. Bf1 Qd6 34. Kg2 Qa3 35. Kf3 a5 36. e5 Qxa2 37. Bxd3 cxd3 38. Qxd3 a4 39. Qd8+ Kh7 40. Qd3+ Kg8 41. Qd8+ Kh7 42. Qd3+ g6 43. f5 Qb3 44. fxg6+ fxg6 45. Ke4 Qxd3+ 46. Kxd3 Kg7 47. Kc4 Kf7 48. Kb4 Ke6 49. Kxa4 Kxe5 50. Kb5 Ke4 51. Kc4 Kf3 52. g4 Kg3 53. Kd4 Kxh3 54. g5 hxg5 55. Ke3 g4 0-1

[Event "Hamburg-ch MA"]
[Site "Hamburg"]
[Date "2018.05.20"]
[Round "2"]
[White "Keyser, Philipp"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2005"]
[BlackElo "2084"]
[PlyCount "18"]
[EventDate "2018.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. Be3 Ng4 9. Bc1 Nf6 1/2-1/2

[Event "Hamburg-ch MA"]
[Site "Hamburg"]
[Date "2018.05.19"]
[Round "1"]
[White "Keyser, Robin"]
[Black "Reddmann, Hauke"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2084"]
[BlackElo "2247"]
[PlyCount "60"]
[EventDate "2018.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nbd2 Qa5 5. g3 dxc4 6. Qc2 b5 7. Bg2 Bb7 8. Ne5 Nbd7 9. 0-0 e6 10. Ne4 Nxe5 11. dxe5 Nd5 12. Rd1 Qc7 13. Bf4 Be7 14. Nd6+ Bxd6 15. exd6 Qd7 16. b3 cxb3 17. axb3 0-0 18. Qc5 a5 19. Bd2 a4 20. e4 Nf6 21. bxa4 Rxa4 22. Rxa4 bxa4 23. Bg5 Ra8 24. Bxf6 gxf6 25. e5 fxe5 26. Qxe5 f5 27. Bf1 Ba6 28. Qa5 Bb7 29. Qe5 Ba6 30. Qa5 Bb7 1/2-1/2

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2018.04.15"]
[Round "9.8"]
[White "Keyser, Robin"]
[Black "Baberz, Alexander"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2026"]
[BlackElo "2011"]
[PlyCount "71"]
[EventDate "2017.10.08"]
[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 "Eppendorf Johanneum"]
[BlackTeam "Hamburger SK III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 c6 5. Bg2 Be7 6. 0-0 0-0 7. Qc2 Nbd7 8. Nbd2 Qc7 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qe2 c5 13. b3 Rb8 14. dxc5 Bxc5 15. Bf4 Bd6 16. Bxd6 Qxd6 17. Rfd1 Qc5 18. Ne5 a6 19. Rd2 b5 20. Nc6 Rb6 21. cxb5 Qxb5 22. Qxb5 Rxb5 23. Ne7+ Kh8 24. Rad1 Bd7 25. Rxd7 Nxd7 26. Rxd7 Rc5 27. Bf1 a5 28. a4 g6 29. Bb5 Kg7 30. Nc6 Ra8 31. Rd8 Rxd8 32. Nxd8 Rc8 33. Nc6 Ra8 34. Kg2 Kf6 35. f4 Kf5 36. Kf3 1-0

[Event "Hamburg CC Easter op 4th"]
[Site "Hamburg"]
[Date "2018.04.02"]
[Round "7"]
[White "Genova, Liubka"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2207"]
[BlackElo "2026"]
[PlyCount "55"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. g3 d5 4. e5 h5 5. h3 Nh6 6. Bg2 Be6 7. Nf3 Qd7 8. Nc3 c6 9. Ne2 Na6 10. Nf4 Nc7 11. Qe2 Bf5 12. 0-0 Be4 13. Rd1 Nf5 14. Bf1 Bxf3 15. Qxf3 Ne6 16. Ne2 0-0 17. g4 hxg4 18. hxg4 Nh4 19. Qh3 g5 20. f4 Ng6 21. f5 Nef4 22. Nxf4 Nxf4 23. Bxf4 gxf4 24. g5 c5 25. Rd2 cxd4 26. Rh2 Rfc8 27. Qh7+ Kf8 28. f6 1-0

[Event "Hamburg CC Easter op 4th"]
[Site "Hamburg"]
[Date "2018.04.01"]
[Round "6"]
[White "Keyser, Robin"]
[Black "Langrock, Hannes"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2026"]
[BlackElo "2391"]
[PlyCount "80"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 c5 4. Bg2 cxd4 5. 0-0 Bd7 6. Nxd4 e5 7. Nb3 Be6 8. Bg5 Nbd7 9. e4 dxe4 10. Nc3 Be7 11. Nxe4 Qc7 12. Nxf6+ Nxf6 13. c3 0-0 14. Re1 h6 15. Bxf6 Bxf6 16. Qf3 Rab8 17. Qe3 b6 18. Nd2 Rbd8 19. Nf3 Rd5 20. Bf1 b5 21. a4 a6 22. axb5 axb5 23. Ra7 Qb8 24. Rea1 Rfd8 25. Be2 Kf8 26. Qe4 Kg8 27. Qe3 Bf5 28. h4 Kf8 29. Kg2 Be7 30. b4 Bf6 31. R1a5 Kg8 32. c4 bxc4 33. Bxc4 R5d7 34. Rxd7 Bxd7 35. Nxe5 Bxe5 36. Rxe5 Qxb4 37. Bd5 Qd6 38. Qe4 Kf8 39. Qf4 f6 40. Bb3 Bc6+ 0-1

[Event "Hamburg CC Easter op 4th"]
[Site "Hamburg"]
[Date "2018.04.01"]
[Round "5"]
[White "Nedic, Dusan"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2333"]
[BlackElo "2026"]
[PlyCount "164"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. g3 d6 4. Bg2 Nd7 5. Nf3 e5 6. Nc3 Ne7 7. 0-0 0-0 8. e4 exd4 9. Nxd4 Nc6 10. Nce2 Nde5 11. Qc2 a5 12. a3 Nxd4 13. Nxd4 Qf6 14. h3 Be6 15. f4 Nc6 16. Nxe6 fxe6 17. c5 Qd4+ 18. Kh2 Qxc5 19. Qxc5 dxc5 20. e5 Ra6 21. Be3 Nd4 22. Rac1 b6 23. Bxd4 cxd4 24. Rxc7 Rd8 25. Rd1 b5 26. Bf1 Rb6 27. Kg2 a4 28. Kf3 b4 29. Bc4 bxa3 30. bxa3 Bf8 31. Rd3 Kh8 32. Ke4 Rb1 33. Bxe6 Re1+ 34. Kf3 Ra1 35. Rc4 Rxa3 36. Rxa3 Bxa3 37. Rxa4 Bb2 38. Rb4 Ba1 39. Rc4 d3 40. Rc8 Rxc8 41. Bxc8 d2 42. Ke2 Bc3 43. Bg4 Kg7 44. Kd3 Ba5 45. Ke4 Kf8 46. Bd1 Ke7 47. g4 Bd8 48. Kd5 Bb6 49. f5 gxf5 50. gxf5 Bd8 51. f6+ Kf7 52. Bh5+ Kf8 53. Kd6 h6 54. Ke6 Bb6 55. Kf5 Bd4 56. e6 Bc5 57. Ke4 Bb4 58. Kd3 Be7 59. f7 Bg5 60. Ke4 Kg7 61. Kf5 Be7 62. Bd1 Bd6 63. Bb3 Be7 64. Bc2 Bd6 65. Ba4 Be7 66. Ke5 Bf8 67. h4 Be7 68. h5 Bf8 69. Kd5 Kf6 70. Bb3 Ba3 71. Bd1 Be7 72. Bg4 Ba3 73. Bd1 Be7 74. Bb3 Ba3 75. Kc6 d1Q 76. Bxd1 Kxe6 77. Bb3+ Ke7 78. Bd5 Bb4 79. Kb5 Bd6 80. Kc4 Kf6 81. Kd4 Kg5 82. Bf3 Kf6 1/2-1/2

[Event "Hamburg CC Easter op 4th"]
[Site "Hamburg"]
[Date "2018.03.31"]
[Round "4"]
[White "Keyser, Robin"]
[Black "Miljkovic, Jovana"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2026"]
[BlackElo "1904"]
[PlyCount "139"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 dxc4 5. Bg2 a6 6. 0-0 Nc6 7. e3 Rb8 8. Qc2 b5 9. b3 Nb4 10. Qe2 cxb3 11. axb3 Bb7 12. Nc3 Ne4 13. Bb2 Be7 14. Ne5 Nxc3 15. Bxc3 Nd5 16. Rfc1 0-0 17. Ba5 Qd6 18. Nd3 b4 19. Qd2 Ba8 20. e4 Nc3 21. Bxb4 Rxb4 22. Nxb4 Nxe4 23. Qe3 Qxb4 24. Bxe4 Bg5 25. f4 Bxe4 26. Qxe4 Bf6 27. Kh1 c5 28. Rxa6 Bxd4 29. Qf3 g6 30. Rd1 Rb8 31. Ra8 Rxa8 32. Qxa8+ Kg7 33. Qf3 h6 34. g4 Bf6 35. h3 Qb5 36. Rf1 c4 37. bxc4 Qxc4 38. Kg2 Bd4 39. h4 e5 40. h5 Qc2+ 41. Kh3 e4 42. Qg2 Qxg2+ 43. Kxg2 gxh5 44. gxh5 Kf6 45. Kg3 e3 46. Kf3 Kg7 47. Ke4 Bb6 48. Kf5 Bd4 49. Rg1+ Kh7 50. Rg2 Kh8 51. Ke4 Bb6 52. Kd5 Ba5 53. Kc5 Be1 54. Re2 Bf2 55. Kd6 Kg7 56. Ke5 Kg8 57. f5 Bg3+ 58. Ke4 Bf2 59. Rc2 Kg7 60. Kf4 Kf6 61. Rc6+ Kg7 62. f6+ Kg8 63. Rc8+ Kh7 64. Re8 Bh4 65. Kf5 Bf2 66. Kg4 Bg1 67. Rf8 e2 68. Rxf7+ Kg8 69. Re7 Bd4 70. Kf5 1-0

[Event "Hamburg CC Easter op 4th"]
[Site "Hamburg"]
[Date "2018.03.31"]
[Round "3"]
[White "Rosmann, Ilja"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2307"]
[BlackElo "2026"]
[PlyCount "45"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 a6 5. Qd2 b5 6. a3 Nd7 7. Nge2 c5 8. dxc5 Nxc5 9. Rd1 Bb7 10. f3 Ne6 11. Be3 Nf6 12. Nd4 Nxd4 13. Bxd4 0-0 14. Be2 Rc8 15. 0-0 Qc7 16. Qe3 Nd7 17. Bxg7 Kxg7 18. a4 bxa4 19. Qd4+ Kg8 20. Qxa4 Qb6+ 21. Kh1 Nf6 22. Qb3 Qxb3 23. cxb3 1/2-1/2

[Event "Hamburg CC Easter op 4th"]
[Site "Hamburg"]
[Date "2018.03.30"]
[Round "1"]
[White "Keyser, Robin"]
[Black "Grotrian, Peter"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2026"]
[BlackElo "1544"]
[PlyCount "51"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nbd2 Bf5 5. Nh4 Be4 6. Qb3 Qc7 7. Nxe4 Nxe4 8. Nf3 Nd7 9. e3 e6 10. Bd3 dxc4 11. Qxc4 Ndf6 12. 0-0 Bd6 13. Qc2 Ng4 14. Bxe4 f5 15. h3 h5 16. Bxf5 0-0-0 17. Bxe6+ Kb8 18. g3 Rdf8 19. Ne5 Bxe5 20. f4 Qe7 21. dxe5 Nxe5 22. Qe4 Nd7 23. f5 Ka8 24. Bd2 Nc5 25. Bb4 Qd6 26. Qf4 1-0

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2018.03.18"]
[Round "8.8"]
[White "Lampe, Joerg"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2120"]
[BlackElo "2026"]
[PlyCount "72"]
[EventDate "2017.10.08"]
[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 "Hamburg Koenigsspringer"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. a4 b6 6. g3 Bb7 7. Bg2 Nd7 8. Nge2 Ngf6 9. h3 0-0 10. g4 c5 11. Ng3 cxd4 12. Bxd4 e5 13. Be3 Nc5 14. 0-0 Ne6 15. Qd2 Qc7 16. Rfd1 Rad8 17. Ra3 Rd7 18. g5 Ne8 19. Nd5 Bxd5 20. exd5 Nf4 21. Rb3 Qc8 22. Bxb6 Rb7 23. Kh2 h6 24. gxh6 Bxh6 25. Be3 Rxb3 26. cxb3 Nf6 27. Rc1 Qb7 28. Rc6 Rd8 29. b4 Kg7 30. a5 Rh8 31. Rxd6 Nxg2 32. Kxg2 Qc8 33. Bxh6+ Rxh6 34. Qg5 Qxh3+ 35. Kg1 Ng4 36. Nf5+ Kh7 0-1

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "7.8"]
[White "Keyser, Robin"]
[Black "Weyrich, Morten"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "2026"]
[BlackElo "2273"]
[PlyCount "110"]
[EventDate "2017.10.08"]
[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 "Eppendorf Johanneum"]
[BlackTeam "Schwerin"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 Nbd7 7. Qc2 b6 8. Nc3 Bb7 9. cxd5 exd5 10. Bf4 c5 11. Rfd1 c4 12. Ne5 Rc8 13. Qa4 a6 14. Nxd7 Nxd7 15. Nxd5 b5 16. Qc2 Bxd5 17. Bxd5 Qb6 18. Bg2 Bf6 19. Be3 Rfe8 20. Kh1 Qd6 21. Bf4 Qb6 22. Qd2 Rcd8 23. h3 h6 24. b3 cxb3 25. axb3 Qe6 26. Bc7 Rc8 27. d5 Qf5 28. Rac1 Qxf2 29. e4 Qxd2 30. Rxd2 Bg5 31. Rdc2 Bxc1 32. Rxc1 Ne5 33. d6 Red8 34. Rc5 f6 35. h4 Nd7 36. Rd5 Kf7 37. Bh3 Ke8 38. Be6 Ra8 39. Rd2 Rdc8 40. Bd5 Ra7 41. Rc2 a5 42. g4 a4 43. bxa4 bxa4 44. g5 hxg5 45. hxg5 a3 46. gxf6 gxf6 47. Be6 Rb7 48. Ra2 Rb1+ 49. Kg2 Rb2+ 50. Kg3 Rxa2 51. Bxa2 Ra8 52. Kf4 Ra4 53. Kf5 Rb4 54. Bd5 Rb5 55. Ke6 a2 0-1

[Event "Hamburg HSK Christmas op 3rd"]
[Site "Hamburg"]
[Date "2017.12.29"]
[Round "5"]
[White "Keyser, Robin"]
[Black "Ertan, Can"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2068"]
[BlackElo "2363"]
[PlyCount "26"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 c5 6. 0-0 Nc6 7. Qa4 cxd4 8. Nxd4 Qxd4 9. Bxc6+ Bd7 10. Rd1 Bxc6 11. Qxc6+ bxc6 12. Rxd4 Rd8 13. Rxd8+ Kxd8 0-1

[Event "Hamburg HSK Christmas op 3rd"]
[Site "Hamburg"]
[Date "2017.12.27"]
[Round "2"]
[White "Souleidis, Georgios"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "2401"]
[BlackElo "2068"]
[PlyCount "71"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. Be2 Nc6 3. f4 e6 4. Nf3 g6 5. 0-0 Bg7 6. c3 Nge7 7. d3 d5 8. Qe1 Rb8 9. Na3 b5 10. Nc2 b4 11. e5 h5 12. d4 cxd4 13. Ncxd4 0-0 14. Be3 Bd7 15. Bd3 Re8 16. Qe2 bxc3 17. bxc3 Bf8 18. Nb5 Nf5 19. Bxf5 exf5 20. a4 a6 21. Nbd4 Na5 22. Nd2 Qc8 23. Rfc1 Rb2 24. Qd3 Nc4 25. Nxc4 dxc4 26. Qf1 Qa8 27. Rcb1 Rxb1 28. Rxb1 Qe4 29. Re1 Bxa4 30. Qxc4 Bb5 31. Qc7 Bd3 32. Nf3 Qc4 33. Qd7 Qb5 34. Qc7 Qc4 35. Qd7 Qb5 36. Qc7 1/2-1/2

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2017.12.10"]
[Round "4.8"]
[White "Kull, Florian"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2153"]
[BlackElo "2026"]
[PlyCount "165"]
[EventDate "2017.10.08"]
[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 "Hamburg SF"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. Nc3 Bb4 3. Nd5 Bc5 4. Nf3 c6 5. Nc3 d6 6. d4 exd4 7. Nxd4 Nf6 8. e3 0-0 9. Be2 Bb4 10. 0-0 Bxc3 11. bxc3 Na6 12. Ba3 Nc5 13. Nb3 Nfe4 14. Qd4 Bf5 15. Nxc5 dxc5 16. Bxc5 Nxc5 17. Qxc5 Qf6 18. Rad1 Be6 19. Rd4 Rfc8 20. Bf3 Rc7 21. Rfd1 g6 22. a4 Kg7 23. a5 Qf5 24. Qxf5 Bxf5 25. c5 Re8 26. a6 bxa6 27. Ra1 Re5 28. Ra5 Be6 29. h4 Bc8 30. Rd6 Bb7 31. Kf1 Kf8 32. Ke2 Ke7 33. Kd3 Rxc5 34. Rxc5 Kxd6 35. Ra5 Re7 36. Kd4 f6 37. c4 Re5 38. c5+ Kc7 39. Be4 Re7 40. Bd3 Rd7+ 41. Kc3 Rd5 42. e4 Re5 43. Kd4 g5 44. hxg5 Rxg5 45. g3 Rh5 46. Ra1 Rh2 47. Ke3 Rh5 48. Kd4 Rh2 49. Ke3 h5 50. Bxa6 Bxa6 51. Rxa6 Kb7 52. Ra1 h4 53. Rb1+ Kc7 54. gxh4 Rxh4 55. Ra1 Kb7 56. Rb1+ Kc7 57. Rg1 Rh5 58. Rg7+ Kd8 59. Rxa7 Rxc5 60. Rf7 f5 61. exf5 Ke8 62. Rf6 Rc4 63. f3 c5 64. Re6+ Kf7 65. Re4 Rc1 66. Kf4 c4 67. Re6 c3 68. Rc6 c2 69. Rc4 Kf6 70. Rc7 Ra1 71. Rc6+ Kf7 72. Rxc2 Ra4+ 73. Kg5 Ra1 74. Rc7+ Kg8 75. f6 Rg1+ 76. Kf5 Rf1 77. f4 Kf8 78. f7 Rg1 79. Kf6 Rg6+ 80. Ke5 Rg1 81. f5 Rg2 82. Ke6 Re2+ 83. Kf6 1-0

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2017.11.12"]
[Round "3.7"]
[White "Keyser, Robin"]
[Black "Kornrumpf, Joachim"]
[Result "1-0"]
[ECO "A63"]
[WhiteElo "2026"]
[BlackElo "2035"]
[PlyCount "117"]
[EventDate "2017.10.08"]
[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 "Eppendorf Johanneum"]
[BlackTeam "Preetz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 a6 10. a4 Nbd7 11. Nd2 Rb8 12. Nc4 Qe7 13. Bf4 Ne8 14. Qd2 Ne5 15. Nb6 Qc7 16. a5 Nd7 17. Nca4 Nxb6 18. Nxb6 Bd7 19. Rac1 Bb5 20. Rfe1 Nf6 21. Bh3 Rfe8 22. f3 Nd7 23. Bxd7 Bxd7 24. b4 Be5 25. bxc5 dxc5 26. d6 Qc6 27. Nxd7 Qxd7 28. Rxc5 Bxf4 29. Qxf4 Rbd8 30. Rc7 Qe6 31. Rd1 Rd7 32. e4 Red8 33. Rxd7 Rxd7 34. e5 Kg7 35. Rc1 f6 36. exf6+ Qxf6 37. Rc7 Qe6 38. Rxd7+ Qxd7 39. Kf2 h6 40. h4 Qb5 41. Qd2 Qd7 42. Qd5 Kf6 43. f4 h5 44. Ke3 Qe6+ 45. Qe5+ Kf7 46. Kd4 Qd7 47. Qc5 Ke6 48. Qd5+ Kf6 49. Ke4 Qe6+ 50. Kd4 Qd7 51. Kd3 Kg7 52. Kc3 Kf6 53. Kb4 Kg7 54. Qc5 Kf6 55. Qc7 Qe6 56. Qc3+ Kf7 57. Qc4 Kf6 58. Qxe6+ Kxe6 59. Kc5 1-0

[Event "Lueneburg op-A"]
[Site "Lueneburg"]
[Date "2017.07.16"]
[Round "9"]
[White "Henschen, Patrick"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "1720"]
[BlackElo "1932"]
[PlyCount "64"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 7. e3 Bd6 8. Be2 0-0 9. 0-0 Bb7 10. b3 Qc7 11. Bb2 e5 12. h3 Nbd7 13. Nbd2 e4 14. Nh4 Rae8 15. Rc1 Qb6 16. Nf5 Bb8 17. Re1 g6 18. Nh6+ Kg7 19. Ng4 Qd6 20. Nf1 h5 21. Nxf6 Nxf6 22. Qc2 Rc8 23. Red1 Kh6 24. Qc3 Qe7 25. Qe1 Nd7 26. a4 Ne5 27. Qa5 Qf6 28. Bxe5 Qxf2+ 29. Kh1 Bxe5 30. Qxa7 Rf7 31. Qa5 Qxe2 32. Qd2 Rxf1+ 0-1

[Event "Lueneburg op-A"]
[Site "Lueneburg"]
[Date "2017.07.15"]
[Round "8"]
[White "Keyser, Robin"]
[Black "Wachinger, Nikolas"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "1932"]
[BlackElo "2094"]
[PlyCount "62"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Nd2 a5 10. a3 Nd7 11. Rb1 f5 12. b4 Kh8 13. f3 f4 14. c5 axb4 15. axb4 dxc5 16. bxc5 Nxc5 17. Nc4 b6 18. d6 cxd6 19. Rxb6 Ra6 20. Rxd6 Rxd6 21. Nxd6 Be6 22. Bc4 Qb6 23. Kh1 Bxc4 24. Nxc4 Qb4 25. Nd5 Qxc4 26. Nxe7 Nd3 27. Qe2 Ra8 28. Rd1 Ra1 29. h3 Rxc1 30. Rxc1 Qxc1+ 31. Kh2 Qa3 0-1

[Event "Lueneburg op-A"]
[Site "Lueneburg"]
[Date "2017.07.14"]
[Round "7"]
[White "Olschok, Juergen"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1770"]
[BlackElo "1932"]
[PlyCount "98"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 d5 4. e5 c5 5. c3 Nc6 6. Nf3 Bg4 7. Be2 Nh6 8. 0-0 Nf5 9. Ng5 Bxe2 10. Qxe2 e6 11. g4 Nxe3 12. Qxe3 0-0 13. f4 cxd4 14. cxd4 Qb6 15. Nf3 Qxb2 16. Na3 Qb4 17. Rab1 Qe7 18. Nb5 f6 19. Nd6 fxe5 20. dxe5 b6 21. Rbc1 Na5 22. Rf2 Nb7 23. Nxb7 Qxb7 24. Nd4 Rfe8 25. Nb5 Bf8 26. Nd6 Bxd6 27. exd6 Rac8 28. Rfc2 Rxc2 29. Rxc2 Qd7 30. Qe5 Rc8 31. Rxc8+ Qxc8 32. Kg2 Kf7 33. g5 Qc2+ 34. Kg3 Qd3+ 35. Kg2 Qe4+ 36. Kf2 Qxe5 37. fxe5 Ke8 38. Ke3 Kd7 39. Kd4 Kc6 40. a4 a6 41. Kc3 Kd7 42. Kd4 Kc8 43. Kc3 Kb8 44. Kc2 Kb7 45. Kb3 a5 46. Kc3 Kc8 47. Kb3 Kd8 48. Kc3 Kd7 49. Kb3 Kc6 1/2-1/2

[Event "Lueneburg op-A"]
[Site "Lueneburg"]
[Date "2017.07.13"]
[Round "6"]
[White "Keyser, Robin"]
[Black "Cremer, Jochen"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1932"]
[BlackElo "2131"]
[PlyCount "60"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d6 6. Bg2 Nc6 7. 0-0 e5 8. d5 Ne7 9. Bxb4 axb4 10. Qd2 c5 11. dxc6 Nxc6 12. Rd1 Be6 13. b3 Ne4 14. Qe3 Nc5 15. Ng5 0-0 16. Nd2 Nd4 17. Nxe6 fxe6 18. Ne4 Nc2 19. Qc1 Nxe4 20. Qxc2 Nxf2 21. Rf1 Ng4 22. Rxf8+ Qxf8 23. Qe4 Qf2+ 24. Kh1 Ne3 25. Qxb7 Rf8 26. Bh3 Qxe2 27. Bxe6+ Kh8 28. Bh3 Nd1 29. Qg2 Qe1+ 30. Qg1 Nf2+ 0-1

[Event "Lueneburg op-A"]
[Site "Lueneburg"]
[Date "2017.07.12"]
[Round "5"]
[White "Rogozenco, Teodora Nana"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "E36"]
[WhiteElo "2169"]
[BlackElo "1932"]
[PlyCount "63"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 d5 7. Nf3 dxc4 8. Qxc4 b6 9. Bg5 Ba6 10. Qc2 h6 11. Bh4 Nbd7 12. Rc1 c5 13. Qa4 Bb7 14. Bxf6 Qxf6 15. Qxd7 Bxf3 16. exf3 Rad8 17. Qb5 Qxd4 18. Qe2 Qa4 19. g3 Rd4 20. Bh3 Qa5+ 21. Rc3 Rfd8 22. 0-0 Rd2 23. Qe5 Rxb2 24. Rc4 Qxa3 25. Rg4 g5 26. Qf6 Rd5 27. Re4 Rd6 28. Qxh6 Qxf3 29. Qxg5+ Kf8 30. Rf4 Qc3 31. Rf6 Rbd2 32. Qg6 1-0

[Event "Lueneburg op-A"]
[Site "Lueneburg"]
[Date "2017.07.11"]
[Round "4"]
[White "Keyser, Robin"]
[Black "Klink, Torben"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "1932"]
[BlackElo "2111"]
[PlyCount "49"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 h6 8. Bh4 b6 9. Nf3 Bb7 10. 0-0 Nbd7 11. Rc1 a6 12. Bb1 c5 13. Bg3 c4 14. Nh4 g6 15. f4 Re8 16. f5 g5 17. Nf3 b5 18. Ne5 Bf8 19. h4 Bg7 20. hxg5 hxg5 21. Qe2 Nh7 22. Qh5 Nxe5 23. dxe5 f6 24. e6 d4 25. exd4 1-0

[Event "GER-ch U16"]
[Site "Willingen"]
[Date "2017.06.10"]
[Round "9"]
[White "Weber, Samuel"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2028"]
[BlackElo "2014"]
[PlyCount "94"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 d5 3. g3 Nbd7 4. Nbd2 e5 5. e4 c6 6. Bg2 Bc5 7. 0-0 0-0 8. b3 Re8 9. h3 Nf8 10. Bb2 Ng6 11. Qe2 Bd6 12. Rfe1 h5 13. Qe3 h4 14. Nxh4 Nxh4 15. gxh4 d4 16. Qg5 Bc7 17. Nf3 Bd7 18. Kh2 Qc8 19. Bf1 Re6 20. Be2 Nh7 21. Qd2 Rf6 22. Rg1 Bxh3 23. Rg3 Bg4 24. Rag1 Rg6 25. Ng5 Bxe2 26. Qxe2 Nxg5 27. hxg5 Qe6 28. Qh5 Re8 29. Rh3 Kf8 30. Ba3+ Bd6 31. Bxd6+ Qxd6 32. Qg4 Ke7 33. Qf5 Qe6 34. Rgg3 Qxf5 35. exf5 Rd6 36. Rh7 Rg8 37. Rg4 Rd5 38. Re4 Kd6 39. Kg3 Rc5 40. Re2 a5 41. f4 a4 42. fxe5+ Rxe5 43. Rxe5 Kxe5 44. Kg4 axb3 45. axb3 c5 46. Rh1 Ra8 47. Rh7 Rg8 1/2-1/2

[Event "GER-ch U16"]
[Site "Willingen"]
[Date "2017.06.09"]
[Round "8"]
[White "Keyser, Robin"]
[Black "Goldbeck, Lars"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2014"]
[BlackElo "2134"]
[PlyCount "74"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Bb4+ 5. Bd2 Bd6 6. Bg2 0-0 7. 0-0 c6 8. Qc2 Nbd7 9. Bf4 Bxf4 10. gxf4 b6 11. Nc3 Bb7 12. Rac1 Rc8 13. cxd5 exd5 14. Rfd1 Re8 15. e3 c5 16. Qb1 a6 17. b3 Qe7 18. Ne2 Ne4 19. Ng3 Nd6 20. Ne5 cxd4 21. Rxc8 Rxc8 22. Bh3 f5 23. Nxf5 Nxf5 24. Bxf5 Nxe5 25. Bxc8 Nf3+ 26. Kg2 Nh4+ 27. Kf1 Bxc8 28. Rxd4 Bh3+ 29. Ke2 Bg4+ 30. Kf1 Bf3 31. Qc2 Qd7 32. Ke1 Nf5 33. Rd2 Nd6 34. Qd3 b5 35. a4 bxa4 36. Qxa6 axb3 37. Qa8+ Kf7 0-1

[Event "GER-ch U16"]
[Site "Willingen"]
[Date "2017.06.08"]
[Round "7"]
[White "Koellner, Aaron Noah"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1940"]
[BlackElo "2014"]
[PlyCount "96"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. Nbd2 d6 4. e4 a6 5. Bc4 e6 6. 0-0 Ne7 7. c3 Nd7 8. a4 b6 9. Re1 0-0 10. Nf1 Bb7 11. Ng3 c5 12. Bg5 h6 13. Bf4 cxd4 14. cxd4 d5 15. Bd3 dxe4 16. Nxe4 Nf5 17. Be5 Nxe5 18. dxe5 Nd4 19. Nxd4 Qxd4 20. Nd6 Bd5 21. Qe2 Rfd8 22. Bc4 Rxd6 23. exd6 Qxc4 24. Qxc4 Bxc4 25. Rac1 Bd5 26. d7 Rd8 27. Rc8 Bf6 28. Rec1 Kf8 29. b4 Ke7 30. R1c7 Rxd7 31. a5 bxa5 32. bxa5 Rxc7 33. Rxc7+ Ke8 34. Ra7 Bc4 35. Ra8+ Bd8 36. g4 Ke7 37. Ra7+ Kf6 38. h4 Bxa5 39. g5+ hxg5 40. hxg5+ Kg7 41. Kg2 Bd2 42. Rc7 Bd5+ 43. Kg3 Bxg5 44. Ra7 Bc4 45. f4 Bf6 46. Kh2 e5 47. fxe5 Bxe5+ 48. Kh3 Kf6 0-1

[Event "GER-ch U16"]
[Site "Willingen"]
[Date "2017.06.07"]
[Round "6"]
[White "Keyser, Robin"]
[Black "Junker, Magnus"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2014"]
[BlackElo "1913"]
[PlyCount "108"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 Nbd7 5. d4 c5 6. c4 b6 7. cxd5 Nxd5 8. e4 N5f6 9. Nc3 cxd4 10. Nxd4 Bb7 11. Ndb5 a6 12. Nd6+ Bxd6 13. Qxd6 Qb8 14. Qb4 a5 15. Qa3 Nc5 16. Be3 Nfd7 17. Rfd1 0-0 18. Bf4 e5 19. Bg5 Re8 20. Nd5 h6 21. Be3 Bxd5 22. exd5 Qd6 23. Qc3 Rac8 24. Qd2 Nf6 25. Rac1 Red8 26. a3 e4 27. Bxc5 Rxc5 28. Rxc5 Qxc5 29. d6 e3 30. Qxe3 Qxe3 31. fxe3 Ne8 32. d7 Nf6 33. Bh3 Kf8 34. Rd6 b5 35. Rb6 Nxd7 36. Rxb5 Nf6 37. Rxa5 Rd1+ 38. Bf1 Ng4 39. Rf5 Rb1 40. b4 Ra1 41. e4 Rxa3 42. Be2 Ne3 43. Rf3 Ra1+ 44. Kf2 Ng4+ 45. Kg2 Ra2 46. Rf2 Nxf2 47. Kxf2 Ra4 48. b5 Rxe4 49. Kf3 Rb4 50. g4 Ke7 51. h4 Kd6 52. Kg3 Ke5 53. g5 hxg5 54. hxg5 Kf5 0-1

[Event "GER-ch U16"]
[Site "Willingen"]
[Date "2017.06.06"]
[Round "4"]
[White "Keyser, Robin"]
[Black "Lange, Jannis"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2014"]
[BlackElo "1841"]
[PlyCount "140"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 c6 6. 0-0 d5 7. b3 Ne4 8. Bb2 Nd7 9. Nbd2 f5 10. Rc1 e6 11. b4 g5 12. b5 cxb5 13. cxd5 exd5 14. Qb3 Nb6 15. Nxe4 fxe4 16. Ne5 Bxe5 17. dxe5 Nc4 18. Rcd1 Qe8 19. Rxd5 Be6 20. Bxe4 Qf7 21. Qxb5 Ne3 22. Rdd1 Nxd1 23. Rxd1 Qxf2+ 24. Kh1 Rad8 25. Rg1 Rd7 26. Ba3 Rfd8 27. Bc5 Qf7 28. Bd6 a6 29. Qb1 Bxa2 30. Qc1 Qg7 31. Bf5 Bd5+ 32. e4 Rf7 33. Qd1 Bc4 34. Qd4 b5 35. Ra1 Ra7 36. Qb6 Re8 37. Rxa6 Rxa6 38. Qxa6 Qf7 39. Qc6 Rd8 40. Kg2 Re8 41. Qd7 h6 42. Qc6 Rd8 43. Bb4 Qxf5 44. exf5 Bd5+ 45. Qxd5+ Rxd5 46. Bd6 b4 47. Bxb4 Rxe5 48. f6 g4 49. Be7 Rf5 50. h3 h5 51. hxg4 hxg4 52. Bd8 Rf3 53. Be7 Kf7 54. Bd8 Ke6 55. Be7 Ke5 56. Bd8 Kd6 57. Be7+ Kd7 58. Kh2 Rf2+ 59. Kg1 Rd2 60. Kf1 Ke6 61. Kg1 Rd3 62. Kf2 Ke5 63. Kg2 Rf3 64. Bd8 Ke4 65. Be7 Ke3 66. Bc5+ Ke2 67. Be7 Rf5 68. Bd8 Rf2+ 69. Kg1 Rf1+ 70. Kg2 Rf2+ 1/2-1/2

[Event "GER-ch U16"]
[Site "Willingen"]
[Date "2017.06.06"]
[Round "5"]
[White "Recktenwald, Cedric"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1921"]
[BlackElo "2014"]
[PlyCount "72"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Be3 Nd7 6. Nf3 b5 7. d5 Bb7 8. Bd4 Ngf6 9. e5 Nh5 10. e6 fxe6 11. Ng5 Bxd4 12. Qxd4 e5 13. fxe5 Nxe5 14. Nxb5 axb5 15. Bxb5+ c6 16. dxc6 Qa5+ 17. b4 Qxb5 18. cxb7 Qxb7 19. 0-0 Qa7 20. c3 Qxd4+ 21. cxd4 Nc6 22. b5 Nxd4 23. a4 Kd7 24. Rfd1 Ne6 25. Nf7 Rhb8 26. Ne5+ Ke8 27. Nc6 Rb7 28. Rdb1 Nd8 29. Nb4 Nf4 30. Kf2 Nfe6 31. Nd5 Nc7 32. Nc3 Ra5 33. Ke3 Nde6 34. Kd3 d5 35. Kc2 Nc5 36. Kb2 d4 0-1

[Event "GER-ch U16"]
[Site "Willingen"]
[Date "2017.06.05"]
[Round "3"]
[White "Savchenko, Daniel"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "B93"]
[WhiteElo "2039"]
[BlackElo "2014"]
[PlyCount "55"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Nf3 d6 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. Bd3 Be7 9. 0-0 0-0 10. Kh1 b5 11. a3 Bb7 12. Qe1 Re8 13. fxe5 dxe5 14. Bd2 Qc7 15. Nh4 g6 16. Qf2 Bf8 17. Rae1 Bg7 18. Bg5 h6 19. Bc1 Re7 20. Qg3 Nh5 21. Qf3 Nf4 22. Nd5 Bxd5 23. exd5 Nb6 24. Bxf4 exf4 25. Rxe7 Qxe7 26. Qxf4 Nxd5 27. Qg3 Rf8 28. c3 1/2-1/2

[Event "GER-ch U16"]
[Site "Willingen"]
[Date "2017.06.04"]
[Round "1"]
[White "Degenhard, Simon"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2184"]
[BlackElo "2014"]
[PlyCount "52"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. e3 b6 4. Bd3 Bb7 5. 0-0 Be7 6. c4 d5 7. b3 0-0 8. Bb2 Nbd7 9. Nbd2 dxc4 10. bxc4 c5 11. Qe2 Qc7 12. Rac1 Rac8 13. Rfe1 Rfd8 14. a3 h6 15. Bb1 Qb8 16. Ne5 Nxe5 17. dxe5 Nd7 18. f4 Nf8 19. Ne4 Ng6 20. Qg4 Bf8 21. Nf6+ Kh8 22. Bxg6 Rd2 23. Rc2 Rcd8 24. Nd5 Rxc2 25. Bxc2 exd5 26. Qf5 Bc8 1-0

[Event "GER-ch U16"]
[Site "Willingen"]
[Date "2017.06.04"]
[Round "2"]
[White "Keyser, Robin"]
[Black "Woithe, Daniel"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2014"]
[BlackElo "1745"]
[PlyCount "66"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 0-0 8. Qc2 Nbd7 9. Nge2 Re8 10. 0-0 Nf8 11. Rad1 Ne4 12. Bf4 Nf6 13. Bg3 Bd6 14. Bxd6 Qxd6 15. Ng3 Ng6 16. Nf5 Bxf5 17. Bxf5 Nh4 18. Bh3 Ne4 19. Nxe4 dxe4 20. Qb3 Re7 21. d5 c5 22. Qc4 g5 23. g3 Nf3+ 24. Kg2 h5 25. Bf5 Rae8 26. Qc3 Re5 27. Bxe4 Nh4+ 28. gxh4 Rxe4 29. hxg5 Rh4 30. f4 Qd7 31. Rh1 Qg4+ 32. Kf2 Rh3 33. Qf6 Qf3+ 0-1

[Event "Hamburg-chT Landesliga 1617"]
[Site "Hamburg"]
[Date "2017.05.14"]
[Round "9.7"]
[White "Keyser, Robin"]
[Black "Kirschneck, Erich"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1863"]
[BlackElo "2040"]
[PlyCount "107"]
[EventDate "2016.10.16"]
[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 "Johanneum Eppendorf II"]
[BlackTeam "Eimsbuettel Union"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. g3 Nc6 3. c4 d6 4. Bg2 Nf6 5. Nc3 e6 6. 0-0 Be7 7. d4 0-0 8. d5 exd5 9. cxd5 Nb8 10. Nd2 a6 11. a4 Nbd7 12. e4 Rb8 13. a5 b5 14. axb6 Nxb6 15. h3 Bb7 16. Qe2 Qc7 17. b3 Rfe8 18. Nc4 Bf8 19. Qd3 Nxc4 20. bxc4 Bc8 21. Bd2 g6 22. f4 Nd7 23. Rae1 Rb3 24. Qc2 Rb8 25. Nd1 Bg7 26. Bc3 Bd4+ 27. Nf2 Nb6 28. Qd3 Bd7 29. Rc1 Bxc3 30. Qxc3 Na4 31. Qa1 Rb3 32. Ng4 Reb8 33. Nf6+ Kf8 34. Nxh7+ Kg8 35. Nf6+ Kf8 36. Nxd7+ Qxd7 37. Qh8+ Ke7 38. Qh4+ Ke8 39. e5 Qe7 40. Qg4 Kd8 41. Rce1 Nb2 42. exd6 Qxd6 43. Qe2 Kd7 44. Rf3 R3b4 45. Re3 Kc7 46. Re7+ Kb6 47. Rxf7 Nxc4 48. Qa2 Rf8 49. Rxf8 Qxf8 50. Bf1 Qg7 51. Re6+ Kc7 52. Qf2 Qd4 53. Qxd4 cxd4 54. Rc6+ 1-0

[Event "Hamburg-chT Landesliga 1617"]
[Site "Hamburg"]
[Date "2017.05.13"]
[Round "8.6"]
[White "Keyser, Robin"]
[Black "Wronn, Bernd"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1863"]
[BlackElo "2132"]
[PlyCount "156"]
[EventDate "2016.10.16"]
[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 "Johanneum Eppendorf II"]
[BlackTeam "St Pauli II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. c4 d5 5. cxd5 Nxd5 6. Nc3 Nc7 7. a3 e5 8. b4 f6 9. bxc5 Bxc5 10. 0-0 Be6 11. Rb1 Rb8 12. d3 0-0 13. Ne4 Be7 14. Qc2 Bd5 15. Nc5 b6 16. Nb3 Qd7 17. Bb2 Rbc8 18. e4 Bf7 19. d4 exd4 20. Nbxd4 Nxd4 21. Nxd4 Nb5 22. Qa4 a6 23. Nf5 Bc5 24. Rfd1 Qe8 25. Rbc1 Be6 26. Rd3 Qf7 27. Rcd1 Rc7 28. Ne3 Ra7 29. Nd5 Bd7 30. Qb3 Be6 31. Qc2 Rc8 32. Qe2 Re8 33. Bf3 Bxd5 34. Rxd5 Rae7 35. Qd3 Nc7 36. Rd7 Ne6 37. Rxe7 Qxe7 38. Qxa6 Ng5 39. Qc4+ Kf8 40. Kg2 Nxe4 41. Bd4 Bxd4 42. Rxd4 Ng5 43. Qb4 Nxf3 44. Kxf3 Qxb4 45. axb4 Re5 46. Re4 Rd5 47. Re6 Rb5 48. Re4 Kf7 49. h4 f5 50. Rd4 Ke6 51. Ke3 h6 52. f4 h5 53. Kd3 Rd5 54. b5 Rxb5 55. Kc4 Rc5+ 56. Kb4 Rd5 57. Rc4 Rd3 58. Rc6+ Kf7 59. Rxb6 Rxg3 60. Kc5 Rg4 61. Rb4 Rxh4 62. Kd5 Rh1 63. Ke5 g6 64. Rb7+ Ke8 65. Rg7 Rg1 66. Ke6 Kf8 67. Kf6 Ke8 68. Ke6 Kd8 69. Kd6 Kc8 70. Kc6 Kb8 71. Kb6 Rb1+ 72. Kc6 Rb4 73. Rxg6 Rxf4 74. Kd5 Rf1 75. Rh6 f4 76. Ke4 f3 77. Ke3 f2 78. Rxh5 Ra1 1/2-1/2

[Event "Hamburg CC Easter op 3rd"]
[Site "Hamburg"]
[Date "2017.04.17"]
[Round "7"]
[White "Keyser, Robin"]
[Black "Emami, Madjid"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "1863"]
[BlackElo "1941"]
[PlyCount "97"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 g6 2. Nf3 Bg7 3. g3 e5 4. Nc3 d6 5. Bg2 Nc6 6. Rb1 a5 7. d3 Nge7 8. a3 0-0 9. 0-0 h6 10. b4 axb4 11. axb4 Be6 12. b5 Nd4 13. Nxd4 exd4 14. Nd5 Nxd5 15. cxd5 Bf5 16. Qb3 b6 17. Bb2 Re8 18. Rfe1 Qd7 19. Qc4 Ra5 20. Bxd4 Bxd4 21. Qxd4 Rxb5 22. Rxb5 Qxb5 23. e4 Bd7 24. Qc3 Qa5 25. Rc1 Qxc3 26. Rxc3 Ra8 27. f4 Ra7 28. Kf2 Kf8 29. Ke3 Ke7 30. Bf3 Kd8 31. d4 Ke7 32. e5 b5 33. Rb3 Ra4 34. Kd3 h5 35. h4 Ra1 36. Be2 Rg1 37. Ke4 Re1 38. Ke3 Bg4 39. Rb2 Bxe2 40. Rxe2 Rb1 41. Rc2 Rb3+ 42. Kd2 Kd7 43. Rc3 Rb2+ 44. Kc1 Rb4 45. Rd3 Rc4+ 46. Kb2 c6 47. dxc6+ Kxc6 48. d5+ Kd7 49. Kb3 1/2-1/2

[Event "Hamburg CC Easter op 3rd"]
[Site "Hamburg"]
[Date "2017.04.16"]
[Round "5"]
[White "Keyser, Robin"]
[Black "Kuberczyk, Christoph"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "1863"]
[BlackElo "2179"]
[PlyCount "46"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. e4 0-0 8. Nf3 Qa5 9. Bd2 Bxa6 10. Bxa6 Qxa6 11. Qe2 d6 12. Qxa6 Nxa6 13. 0-0 Rfb8 14. Rab1 Nb4 15. a4 Rb7 16. Bg5 h6 17. Bh4 Nh5 18. Nd2 Nd3 19. Nc4 g5 20. Bg3 Rb4 21. Ne3 Nxb2 22. Nc2 Bxc3 23. Nxb4 cxb4 0-1

[Event "Hamburg CC Easter op 3rd"]
[Site "Hamburg"]
[Date "2017.04.16"]
[Round "6"]
[White "Retzlaff, Wolfgang"]
[Black "Keyser, Robin"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1758"]
[BlackElo "1863"]
[PlyCount "68"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 0-0 5. g3 d5 6. cxd5 Nxd5 7. Bxg7 Kxg7 8. Qb3 a5 9. b5 a4 10. Qb2+ Kg8 11. Nc3 Nb6 12. d3 N8d7 13. a3 Nc5 14. Qb4 Nb3 15. Rb1 Be6 16. Bg2 Nd5 17. Nxd5 Bxd5 18. 0-0 c5 19. bxc6 Bxc6 20. Rfd1 Ra6 21. Nd2 Rb6 22. Qc3 Nd4 23. Re1 Rxb1 24. Nxb1 Bxg2 25. Kxg2 Qd7 26. Qb2 Rc8 27. Nc3 Qc6+ 28. Ne4 Qd5 29. Kg1 Rc2 30. Qb4 Nxe2+ 31. Rxe2 Rxe2 32. Qxe7 Re1+ 33. Kg2 Rd1 34. Kh3 Qe6+ 0-1

[Event "Hamburg CC Easter op 3rd"]
[Site "Hamburg"]
[Date "2017.04.15"]
[Round "3"]
[White "Keyser, Robin"]
[Black "Richter, Jordi"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1863"]
[PlyCount "93"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. e3 d5 4. cxd5 Nxd5 5. Qc2 Nc6 6. a3 Be6 7. Nf3 f6 8. Be2 Be7 9. b4 a6 10. Bb2 Nxc3 11. Bxc3 Bd6 12. Rc1 f5 13. Qb2 e4 14. Ne5 Nxe5 15. Bxe5 Bxe5 16. Qxe5 Qd6 17. Qxg7 Rg8 18. Qxh7 Rxg2 19. Qxc7 Rd8 20. Qxd6 Rxd6 21. Rc7 Rd7 22. Rxd7 Kxd7 23. d3 Bd5 24. dxe4 fxe4 25. Kf1 Rg6 26. Rg1 Rh6 27. Rg7+ Ke6 28. Kg2 Kf6 29. Rg3 Rh7 30. f3 exf3+ 31. Bxf3 Bxf3+ 32. Rxf3+ Ke5 33. Rf8 Rg7+ 34. Kf3 Rh7 35. Re8+ Kd6 36. Rd8+ Kc7 37. Rd2 Rf7+ 38. Ke4 Re7+ 39. Kd4 Rd7+ 40. Kc3 Re7 41. Re2 Kd6 42. Kd4 b5 43. Rg2 Re6 44. e4 Rh6 45. h4 Re6 46. h5 Kc6 47. Rg6 1-0

[Event "Hamburg CC Easter op 3rd"]
[Site "Hamburg"]
[Date "2017.04.15"]
[Round "4"]
[White "Wenzel, Birger"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2086"]
[BlackElo "1863"]
[PlyCount "37"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 c6 6. a3 Ba5 7. c5 d5 8. cxd6 Qxd6 9. Bd2 Nbd7 10. g3 e5 11. Bg2 exd4 12. exd4 Re8 13. 0-0 Bxc3 14. bxc3 Nb6 15. Nf4 Bf5 16. Bc1 Ne4 17. Qb3 c5 18. dxc5 Nxc5 19. Qa2 1/2-1/2

[Event "Hamburg CC Easter op 3rd"]
[Site "Hamburg"]
[Date "2017.04.14"]
[Round "2"]
[White "Foerster, Andreas"]
[Black "Keyser, Robin"]
[Result "1-0"]
[ECO "D80"]
[WhiteElo "2206"]
[BlackElo "1863"]
[PlyCount "75"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 dxc4 7. Qa4+ c6 8. Qxc4 Bg7 9. Nf3 Qa5 10. e3 Be6 11. Qd3 Nd7 12. Nd2 Nc5 13. Qc2 Na4 14. Rc1 g5 15. Bg3 0-0 16. Nc4 Bxc4 17. Bxc4 c5 18. Bb3 Nb6 19. Qf5 Qa3 20. 0-0 e6 21. Qxg5 c4 22. Bc2 Nd5 23. Qh5 f5 24. e4 Nxc3 25. exf5 exf5 26. Bxf5 Rxf5 27. Qxf5 Ne2+ 28. Kh1 Nxc1 29. Qd5+ Kh8 30. Be5 Nd3 31. Bxg7+ Kxg7 32. Qxb7+ Kh6 33. Qxa8 Nxf2+ 34. Kg1 c3 35. Rxf2 Qc1+ 36. Rf1 Qe3+ 37. Kh1 Qd3 38. Qf3 1-0

