[Event "Krefeld Easter op"]
[Site "Krefeld"]
[Date "2025.04.21"]
[Round "9"]
[White "Althoff, Ralph"]
[Black "Gieseler, Felix"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2026"]
[BlackElo "1976"]
[PlyCount "30"]
[EventDate "2025.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. Bxf6 exf6 5. dxc5 Nc6 6. c3 Bxc5 7. Nf3 Bf5 8. Nbd2 0-0 9. Be2 h6 10. 0-0 Qd7 11. Nb3 Bd6 12. Nbd4 Be4 13. Qa4 a6 14. Nd2 b5 15. Qd1 Nxd4 1/2-1/2

[Event "Krefeld Easter op"]
[Site "Krefeld"]
[Date "2025.04.21"]
[Round "8"]
[White "Gieseler, Felix"]
[Black "Chua, Ethan"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "1976"]
[BlackElo "2121"]
[PlyCount "86"]
[EventDate "2025.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Nc4 b5 9. Ne3 Nf6 10. Bd3 Nb4 11. Be2 0-0 12. a3 Nc6 13. 0-0 Nd4 14. Bd3 Be6 15. Ned5 Nxd5 16. Nxd5 Bg5 17. c3 Bxc1 18. Rxc1 Nc6 19. Ne3 Rc8 20. Qf3 Na5 21. b4 Nc6 22. Rfd1 Qb6 23. Nf5 Rfd8 24. Bb1 Qc7 25. Rd3 Bxf5 26. exf5 Qe7 27. Qe4 Qf6 28. Rcd1 Ne7 29. Re3 h6 30. Ba2 Rd7 31. g4 Rdc7 32. Red3 Rc6 33. Qe3 d5 34. Bxd5 Nxd5 35. Rxd5 Rxc3 36. Qxe5 Qxe5 37. Rxe5 Rxa3 38. Rd4 Rac3 39. Kg2 R3c4 40. Ree4 Rc3 41. Rd7 Rb3 42. h3 Rf8 43. f3 Rc3 1/2-1/2

[Event "Krefeld Easter op"]
[Site "Krefeld"]
[Date "2025.04.20"]
[Round "6"]
[White "Gieseler, Felix"]
[Black "Nathe, Nico"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1976"]
[BlackElo "1779"]
[PlyCount "41"]
[EventDate "2025.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 g6 4. d4 cxd4 5. cxd4 Bg7 6. d5 Ne5 7. Nc3 d6 8. Nxe5 Bxe5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. 0-0 Bg7 12. Qd3 Nf6 13. f3 0-0 14. Be3 Rfd8 15. Rfd1 Ne8 16. Rac1 Nc7 17. Bd4 Bxd4+ 18. Qxd4 Nb5 19. Nxb5 Qxb5 20. Rc7 Rd7 21. a4 1-0

[Event "Krefeld Easter op"]
[Site "Krefeld"]
[Date "2025.04.20"]
[Round "7"]
[White "Retzsch, Tim"]
[Black "Gieseler, Felix"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1786"]
[BlackElo "1976"]
[PlyCount "80"]
[EventDate "2025.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 a6 7. Bb3 0-0 8. 0-0 Be6 9. Bc2 Ba7 10. h3 h6 11. Re1 Re8 12. Nf1 d5 13. exd5 Bxd5 14. Be3 e4 15. dxe4 Bxe4 16. Bxa7 Qxd1 17. Bxd1 Nxa7 18. Bb3 Bxf3 19. gxf3 Nc6 20. Ng3 Ne5 21. Kg2 Nd3 22. Rxe8+ Rxe8 23. Rd1 Ne1+ 24. Kf1 Nxf3 25. Kg2 Ng5 26. Rd2 g6 27. h4 Ne6 28. Kf3 Rd8 29. Rxd8+ Nxd8 30. Ne4 Nxe4 31. Kxe4 Kg7 32. f4 Kf6 33. a4 Ne6 34. Bc2 Ng7 35. Kf3 Nf5 36. Be4 b6 37. Bxf5 Kxf5 38. b4 b5 39. a5 f6 40. c4 c6 0-1

[Event "Krefeld Easter op"]
[Site "Krefeld"]
[Date "2025.04.19"]
[Round "5"]
[White "Alugili, Yosef"]
[Black "Gieseler, Felix"]
[Result "0-1"]
[ECO "C67"]
[WhiteElo "1707"]
[BlackElo "1976"]
[PlyCount "74"]
[EventDate "2025.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 0-0 9. d4 Bf6 10. Re1 Nf5 11. c3 d5 12. Bf4 Nd6 13. Nd2 c6 14. Bd3 Bg5 15. Bxg5 Qxg5 16. Nf3 Qf4 17. Re5 Bg4 18. h3 Bxf3 19. Qxf3 Qxf3 20. gxf3 Rfe8 21. Rae1 Rxe5 22. Rxe5 Kf8 23. h4 Re8 24. Rxe8+ Nxe8 25. c4 dxc4 26. Bxc4 Ke7 27. Kf1 Nd6 28. Bd3 Kf6 29. Ke2 Nf5 30. Bxf5 Kxf5 31. Ke3 h5 32. a3 g5 33. hxg5 Kxg5 34. f4+ Kg4 35. b4 h4 36. f3+ Kg3 37. b5 h3 0-1

[Event "Krefeld Easter op"]
[Site "Krefeld"]
[Date "2025.04.19"]
[Round "4"]
[White "Reinacher, Detlev"]
[Black "Gieseler, Felix"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1703"]
[BlackElo "1976"]
[PlyCount "93"]
[EventDate "2025.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. e4 e5 2. d3 d5 3. Nd2 c6 4. g3 Be6 5. Bg2 Nf6 6. Ngf3 Bd6 7. 0-0 h6 8. Re1 Nbd7 9. b3 d4 10. Bb2 c5 11. Nc4 Bc7 12. a4 a6 13. Re2 b5 14. axb5 axb5 15. Na3 Rb8 16. Nh4 g6 17. Bc1 Nh5 18. Bd2 Kf8 19. Qc1 Kg7 20. Qf1 Qf6 21. Bh3 Nf8 22. f3 Nh7 23. Rf2 Ng5 24. Bxe6 Nxe6 25. Ng2 g5 26. Qe2 Qg6 27. Raf1 Rhf8 28. Kh1 Bd6 29. f4 exf4 30. gxf4 Bxf4 31. Nxf4 Nexf4 32. Bxf4 Nxf4 33. Rxf4 Qa6 34. Rf6 Qxf6 35. Rxf6 Kxf6 36. Qf3+ Kg7 37. Qf5 Rfc8 38. Nxb5 Ra8 39. e5 Ra1+ 40. Kg2 Rf8 41. Qf6+ Kh7 42. e6 Ra6 43. Qf5+ Kg7 44. e7 Re8 45. Qxc5 Re6 46. Nxd4 R6xe7 47. Nf5+ 1-0

[Event "Krefeld Easter op"]
[Site "Krefeld"]
[Date "2025.04.18"]
[Round "3"]
[White "Gieseler, Felix"]
[Black "Milonas, Fotios"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "1976"]
[BlackElo "1756"]
[PlyCount "78"]
[EventDate "2025.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Qc7 7. Bd3 b5 8. Nxc6 dxc6 9. 0-0 Bb7 10. a4 b4 11. Nb1 c5 12. Nd2 Nf6 13. Qe2 Nd7 14. f4 a5 15. f5 e5 16. Bb5 Bc6 17. c3 bxc3 18. bxc3 Be7 19. Rab1 Nb6 20. Qg4 Bf6 21. Qd1 Rd8 22. Bxc5 Bxb5 23. Bxb6 Qxb6+ 24. Rf2 Bg5 25. Rxb5 Qa7 26. Rxe5+ Kf8 27. Kf1 Qxf2+ 28. Kxf2 Rxd2+ 29. Qxd2 Bxd2 30. Rd5 Bg5 31. Rxa5 Ke7 32. Ra7+ Kd6 33. Rxf7 Bf6 34. Kf3 Bxc3 35. Ra7 Rb8 36. h4 h5 37. g4 Rb3 38. Ra6+ Kc5 39. gxh5 Be5+ 1/2-1/2

[Event "Krefeld Easter op"]
[Site "Krefeld"]
[Date "2025.04.18"]
[Round "2"]
[White "Gutkin, Ilya"]
[Black "Gieseler, Felix"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2316"]
[BlackElo "1976"]
[PlyCount "91"]
[EventDate "2025.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. 0-0 Nc6 5. d4 e6 6. c4 dxc4 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 Ke7 10. Nxc4 Bd7 11. a3 b5 12. Nce5 Nxe5 13. Nxe5 Rac8 14. b4 Bb6 15. Nxd7 Nxd7 16. Bf4 Rc2 17. Kf1 f5 18. Bb7 Nb8 19. Be5 Kf7 20. Rac1 Rd8 21. Rxc2 Rxd1+ 22. Kg2 Nd7 23. Bf4 e5 24. Bc1 Nb8 25. Bb2 e4 26. Be5 Nd7 27. Bf4 Ra1 28. Bc6 Ke6 29. Bc1 a6 30. Bb7 a5 31. Bc8 axb4 32. axb4 Ke7 33. Bg5+ Nf6 34. Bxf5 Rb1 35. Rc6 Bd8 36. Bxf6+ gxf6 37. Re6+ Kf7 38. Rxe4 Rb2 39. Bxh7 Be7 40. Bg6+ Kf8 41. h4 Bxb4 42. h5 Kg7 43. Rg4 Kh6 44. Bd3 Bc3 45. Rg6+ Kxh5 46. Kh3 1-0

[Event "Krefeld Easter op"]
[Site "Krefeld"]
[Date "2025.04.17"]
[Round "1"]
[White "Gieseler, Felix"]
[Black "Beyerle, Gregor"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1976"]
[BlackElo "1636"]
[PlyCount "44"]
[EventDate "2025.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Nf6 6. Nc3 Bg7 7. f3 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. 0-0-0 Be6 11. Bh6 Bxh6 12. Qxh6 d4 13. e5 Nh5 14. Ne4 f6 15. g4 Ng7 16. h4 Rf7 17. Bd3 Qd5 18. h5 Qxa2 19. hxg6 Qa1+ 20. Kd2 Qa5+ 21. Ke2 Kf8 22. gxh7 Qd8 1-0

[Event "Dortmund Sparkassen op-A 51st"]
[Site "Dortmund"]
[Date "2024.08.18"]
[Round "9"]
[White "Gieseler, Felix"]
[Black "Karaissaridis, Christos"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1960"]
[BlackElo "1902"]
[PlyCount "60"]
[EventDate "2024.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 b5 6. Bd3 Nbd7 7. Nf3 Bg7 8. Bh6 0-0 9. h4 Bxh6 10. Qxh6 Ng4 11. Qd2 h5 12. Ng5 e5 13. f3 Ngf6 14. Ne2 Qb6 15. Qb4 Qc7 16. Qc3 a6 17. a4 Bb7 18. axb5 axb5 19. 0-0 Qb6 20. Rxa8 Rxa8 21. Qb3 d5 22. c4 dxc4 23. Bxc4 bxc4 24. Qxc4 Rf8 25. Kh1 Ba6 26. Qc2 exd4 27. Rd1 d3 28. Rxd3 Bxd3 29. Qxd3 Qxb2 30. f4 Ng4 0-1

[Event "Dortmund Sparkassen op-A 51st"]
[Site "Dortmund"]
[Date "2024.08.17"]
[Round "8"]
[White "Udelnov, Valentin"]
[Black "Gieseler, Felix"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2037"]
[BlackElo "1960"]
[PlyCount "79"]
[EventDate "2024.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 a6 7. a4 Be6 8. Bxe6 fxe6 9. d4 exd4 10. cxd4 Bb6 11. d5 Ne5 12. Ng5 exd5 13. exd5 Qd7 14. a5 Ba7 15. Ne6 c6 16. Nc3 Kf7 17. Ng5+ Kg8 18. dxc6 bxc6 19. Bf4 Rb8 20. Qe2 Ng6 21. Bg3 h6 22. Nf3 Nh5 23. Qxa6 Nxg3 24. hxg3 Rxb2 25. Na4 Rb4 26. Rfb1 c5 27. Nb6 Bxb6 28. Rxb4 cxb4 29. Qxb6 Kh7 30. Qxb4 d5 31. a6 Ra8 32. Qb6 Ne7 33. Ne5 Qa7 34. Qe6 Rf8 35. Ra2 Ra8 36. Nd7 Rd8 37. Qxe7 Rxd7 38. Qxd7 Qxd7 39. a7 Qg4 40. Ra1 1-0

[Event "Dortmund Sparkassen op-A 51st"]
[Site "Dortmund"]
[Date "2024.08.16"]
[Round "7"]
[White "Gieseler, Felix"]
[Black "Guo, Philipp Ziming"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1960"]
[BlackElo "2146"]
[PlyCount "104"]
[EventDate "2024.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. 0-0 Be7 9. f4 0-0 10. Kh1 Bd7 11. Be3 Bc6 12. fxe5 dxe5 13. Bd3 b5 14. Qf3 b4 15. Ne2 Nbd7 16. Ng3 g6 17. Rad1 Qc7 18. h4 a5 19. Bh6 Rfc8 20. Nf5 Bf8 21. Bxf8 Rxf8 22. Nh6+ Kg7 23. Ng4 Nxg4 24. Qxg4 h5 25. Qg3 Ra7 26. Qf2 Qb6 27. Nd2 Qxf2 28. Rxf2 Nc5 29. Nc4 f6 30. Re1 a4 31. Re3 Rd7 32. b3 axb3 33. axb3 Rd4 34. Rfe2 Rfd8 35. Nb2 Ra8 36. Re1 f5 37. exf5 Rxh4+ 38. Kg1 e4 39. Be2 Rf4 40. fxg6 Kxg6 41. Rg3+ Kh6 42. Nc4 h4 43. Rg4 Rxg4 44. Bxg4 Kg5 45. Ne3 Kf4 46. Kf2 Ra2 47. Re2 Bb5 48. Bh5 Bxe2 49. Bxe2 Nd3+ 50. Bxd3 exd3 51. Nd5+ Ke4 52. Nxb4 Rxc2+ 0-1

[Event "Dortmund Sparkassen op-A 51st"]
[Site "Dortmund"]
[Date "2024.08.15"]
[Round "6"]
[White "Mader, Fabian"]
[Black "Gieseler, Felix"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "2019"]
[BlackElo "1960"]
[PlyCount "116"]
[EventDate "2024.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. exd5 cxd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. 0-0 Bd6 9. Re1 0-0 10. Nc3 a6 11. Bg5 Qc7 12. h3 Rac8 13. Rc1 Rfe8 14. Nh4 Bb4 15. Nf5 Re6 16. Bd2 Qb6 17. Qf3 d4 18. Ne4 Bxd2 19. Nxd2 Qxb2 20. Nc4 Qxa2 21. Qxb7 Rce8 22. Ncd6 Rb8 23. Qf3 Qd5 24. Qg3 g6 25. Nh6+ Kg7 26. Ndxf7 Rf8 27. Ng5 Kxh6 28. Nxe6 Qxe6 29. Qh4+ Kg7 30. Qxd4 Qxh3 31. Rxe5 Nxe5 32. Qxe5 Qd7 33. Rb1 Re8 34. Qa5 Qe6 35. c4 Ng4 36. Qc3+ Qe5 37. Qxe5+ Nxe5 38. Rb7+ Kf6 39. c5 Nxd3 40. c6 Re1+ 41. Kh2 Rc1 42. c7 Nxf2 43. Rb6+ Kg5 44. Rxa6 Rxc7 45. Kg3 Ne4+ 46. Kf3 Nd2+ 47. Ke3 Nc4+ 48. Kf2 Kg4 49. Ra4 g5 50. Rb4 h5 51. Ra4 h4 52. Rb4 h3 53. gxh3+ Kxh3 54. Kg1 Nd2 55. Rb8 Rf7 56. Rh8+ Kg3 57. Rh3+ Kxh3 58. Kh1 Rf1# 0-1

[Event "Dortmund Sparkassen op-A 51st"]
[Site "Dortmund"]
[Date "2024.08.14"]
[Round "5"]
[White "Gieseler, Felix"]
[Black "Linde, Wolfgang"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1960"]
[BlackElo "2070"]
[PlyCount "48"]
[EventDate "2024.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 d6 6. a3 0-0 7. Nd5 Nxd5 8. Bxd5 Bf6 9. 0-0 Ne7 10. Ba2 Ng6 11. c3 Bg4 12. h3 Bxf3 13. Qxf3 Bg5 14. Qg4 Bxc1 15. Raxc1 Nf4 16. d4 h5 17. Qf3 Qh4 18. Rc2 Rae8 19. Re1 g6 20. Qg3 Qf6 21. Kh2 Kg7 22. Qf3 Qh4 23. Qg3 Qf6 24. Qf3 Qh4 1/2-1/2

[Event "Dortmund Sparkassen op-A 51st"]
[Site "Dortmund"]
[Date "2024.08.13"]
[Round "4"]
[White "Mann, Gergely"]
[Black "Gieseler, Felix"]
[Result "1-0"]
[ECO "E49"]
[WhiteElo "2062"]
[BlackElo "1960"]
[PlyCount "59"]
[EventDate "2024.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 h6 7. cxd5 exd5 8. e3 0-0 9. Bd3 Re8 10. Ne2 b6 11. 0-0 c5 12. Ng3 Nc6 13. Ra2 Be6 14. Re2 Qd7 15. Bb1 Rad8 16. Qd3 Ne7 17. e4 dxe4 18. fxe4 cxd4 19. e5 dxc3 20. Qc2 Ng4 21. Qh7+ Kf8 22. Nh5 Nf5 23. a4 Qd4+ 24. Kh1 Nxe5 25. Bxf5 Bxf5 26. Ba3+ Rd6 27. Qxg7+ Ke7 28. Rxe5+ Be6 29. Rxe6+ Kxe6 30. Qxf7+ 1-0

[Event "Dortmund Sparkassen op-A 51st"]
[Site "Dortmund"]
[Date "2024.08.12"]
[Round "3"]
[White "Gieseler, Felix"]
[Black "Schwibbert, Jonas"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1960"]
[BlackElo "2147"]
[PlyCount "124"]
[EventDate "2024.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 a6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nd5 Qd8 9. a4 d6 10. c3 Ba7 11. 0-0 0-0 12. Ne3 g6 13. d4 exd4 14. cxd4 Ne7 15. Qb3 Kg7 16. e5 c6 17. Rfe1 d5 18. Bd3 Qb6 19. Qxb6 Bxb6 20. b4 a5 21. b5 c5 22. dxc5 Bxc5 23. Rac1 Bb6 24. Nc2 Bg4 25. Ncd4 Rac8 26. h3 Be6 27. Kf1 Rxc1 28. Rxc1 Rc8 29. Rc2 Rxc2 30. Bxc2 Bd7 31. Bb3 g5 32. Nc2 Be6 33. Ke2 Ng6 34. g3 Bc7 35. Ne3 Ne7 36. Kd2 Bb6 37. Ke2 Bxe3 38. Kxe3 Bxh3 39. Kd4 b6 40. Ne1 Be6 41. Bc2 h5 42. Ng2 Ng6 43. Bxg6 Kxg6 44. f4 Bh3 45. Ne3 gxf4 46. gxf4 Be6 47. f5+ Bxf5 48. Kxd5 h4 49. Kc6 h3 50. Nf1 Bd3 51. Nh2 Bc2 52. Kxb6 Bxa4 53. Kxa5 Bc2 54. b6 Be4 55. Ka6 Kf5 56. b7 Bxb7+ 57. Kxb7 Kxe5 58. Kc6 f5 59. Kc5 Kf4 60. Kd4 Kg3 61. Nf1+ Kf2 62. Ne3 h2 0-1

[Event "Dortmund Sparkassen op-A 51st"]
[Site "Dortmund"]
[Date "2024.08.11"]
[Round "2"]
[White "Michalke, Guenter"]
[Black "Gieseler, Felix"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2174"]
[BlackElo "1960"]
[PlyCount "113"]
[EventDate "2024.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 Nbd7 8. Qc2 c5 9. cxd5 exd5 10. Nc3 b6 11. Rad1 Bb7 12. Bf4 Rc8 13. Qf5 g6 14. Qb1 a6 15. Bh3 Re8 16. e4 dxe4 17. Ne5 c4 18. Nxd7 Nxd7 19. Nxe4 Bf8 20. d5 f5 21. Bg5 Be7 22. Bxe7 Qxe7 23. Nc3 Qd6 24. Rfe1 Ne5 25. Bg2 Nd3 26. Rxe8+ Rxe8 27. Bf1 Ne5 28. Be2 b5 29. a3 Rd8 30. Qc1 Nf7 31. Qe3 Kf8 32. f4 Re8 33. Qd4 Kg8 34. Kf2 Rc8 35. Bf3 Re8 36. Rd2 Re7 37. a4 b4 38. Nd1 Rc7 39. Ne3 c3 40. bxc3 bxc3 41. Rc2 Qc5 42. Qxc5 Rxc5 43. Ke2 Ra5 44. Rxc3 Rxa4 45. Rb3 Bc8 46. Rb8 Nd6 47. Rb6 Nb5 48. Nc2 Rc4 49. Rc6 Rxc2+ 50. Rxc2 Nd4+ 51. Kd3 Nxc2 52. Kxc2 Kf7 53. Kc3 Ke7 54. Kd4 Kd6 55. Be2 h6 56. h4 h5 57. Bc4 1/2-1/2

[Event "Dortmund Sparkassen op-A 51st"]
[Site "Dortmund"]
[Date "2024.08.10"]
[Round "1"]
[White "Gieseler, Felix"]
[Black "Eckert, Marius"]
[Result "1/2-1/2"]
[ECO "B73"]
[WhiteElo "1960"]
[BlackElo "2129"]
[PlyCount "83"]
[EventDate "2024.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. 0-0 Bg7 8. Be3 0-0 9. Qd2 Bd7 10. Bf3 Ne5 11. Bh6 Nc4 12. Qc1 Bxh6 13. Qxh6 Qb6 14. Nb3 Nxb2 15. Rab1 Qc7 16. Nd5 Nxd5 17. exd5 Nc4 18. Nd4 Ne5 19. h4 Bg4 20. Rb3 Bxf3 21. Nxf3 Nxf3+ 22. Rxf3 Qxc2 23. h5 Qb2 24. Re1 Rfe8 25. Qg5 Rac8 26. Rb3 Qd4 27. Rxb7 Rc2 28. Rexe7 Qxf2+ 29. Kh2 Rec8 30. Rxf7 Qxf7 31. Rxf7 Kxf7 32. Qf4+ Ke7 33. Qe3+ Kd7 34. Qxa7+ R8c7 35. Qa4+ Kd8 36. Qh4+ Kc8 37. Qg4+ Rd7 38. hxg6 hxg6 39. a4 Kc7 40. Qxg6 Rc5 41. Qe4 Kd8 42. Qe6 1/2-1/2

[Event "Bad Pyrmont Pape op-A 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.13"]
[Round "7"]
[White "Bundan, Edward"]
[Black "Gieseler, Felix"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1486"]
[BlackElo "1941"]
[PlyCount "76"]
[EventDate "2023.08.10"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 Bc5 7. 0-0 h6 8. h3 d6 9. Re1 0-0 10. Be3 Bb6 11. Bxb6 axb6 12. Nc3 Re8 13. f4 Nd7 14. Qf3 Ba6 15. Ne2 Qf6 16. b4 Bxd3 17. cxd3 Ra3 18. Qe3 c5 19. Qd2 cxb4 20. Qxb4 Rxd3 21. Qb5 Re3 22. Qxd7 R3xe4 23. Rac1 Rxe2 24. Qxe8+ Rxe8 25. Rxe8+ Kh7 26. Rxc7 Qxf4 27. Ree7 Kg6 28. Red7 Qd4+ 29. Kh2 Qe5+ 30. Kh1 Qe6 31. a3 Qe1+ 32. Kh2 Qe5+ 33. Kh1 Qa1+ 34. Kh2 Qxa3 35. Rxf7 Qb2 36. Rfd7 Kh7 37. Rc6 Qe5+ 38. Kh1 Qe1+ 1/2-1/2

[Event "Bad Pyrmont Pape op-A 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.13"]
[Round "6"]
[White "Gieseler, Felix"]
[Black "Dannhaeuser, Kevin"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "1941"]
[BlackElo "2018"]
[PlyCount "102"]
[EventDate "2023.08.10"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 Qc7 6. Nc3 a6 7. a3 Nf6 8. Qf3 Be7 9. Bd3 Nxd4 10. Bxd4 d6 11. Qg3 e5 12. Be3 Be6 13. 0-0 0-0 14. Rad1 Rfd8 15. Bh6 Nh5 16. Qf3 Nf4 17. Bxf4 exf4 18. Nd5 Bxd5 19. exd5 Bf6 20. b3 Be5 21. Qe4 g6 22. c4 Re8 23. Qf3 Qa5 24. a4 Re7 25. g3 fxg3 26. hxg3 Rae8 27. Kg2 Qc3 28. Bb1 Qxf3+ 29. Kxf3 Bc3 30. Bd3 Bb4 31. Rc1 Bc5 32. Rc2 Kg7 33. Re2 Kf6 34. Re4 Rxe4 35. Bxe4 h5 36. Bd3 b6 37. Kg2 Bb4 38. f4 Re3 39. Rf3 Re1 40. Rf1 Rxf1 41. Bxf1 g5 42. Kf3 a5 43. Bd3 Bd2 44. fxg5+ Kxg5 45. Bc2 f5 46. Bd3 f4 47. gxf4+ Bxf4 48. Bf1 Kf5 49. Bh3+ Ke5 50. Bd7 h4 51. Kg4 Bg3 1/2-1/2

[Event "Bad Pyrmont Pape op-A 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.12"]
[Round "5"]
[White "Gieseler, Felix"]
[Black "Nerz, Lenard"]
[Result "1/2-1/2"]
[ECO "C58"]
[WhiteElo "1941"]
[BlackElo "1997"]
[PlyCount "82"]
[EventDate "2023.08.10"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 h6 9. Ne4 cxb5 10. Nxf6+ gxf6 11. Qxa8 Qd7 12. Qf3 Rg8 13. Nc3 Nc6 14. Qd5 Nd4 15. Qxd7+ Bxd7 16. Nd5 Rg6 17. Ne3 Bc6 18. c3 Ne6 19. f3 Bc5 20. Kf1 Nf4 21. Rg1 f5 22. g4 Bxf3 23. gxf5 Be2+ 24. Kf2 Nh3+ 25. Kxe2 Rxg1 26. b4 Bb6 27. Nd5 Rh1 28. Nxb6 Rxh2+ 29. Kf3 Ng5+ 30. Kg3 Rh3+ 31. Kg2 axb6 32. a4 bxa4 33. Rxa4 Rf3 34. Ra6 Rxf5 35. Rxb6 h5 36. d3 e4 37. Bxg5 Rxg5+ 38. Kf2 exd3 39. Ke3 Rd5 40. Kd2 Kd7 41. Rh6 Kd8 1/2-1/2

[Event "Bad Pyrmont Pape op-A 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.12"]
[Round "4"]
[White "Goldinger, Peter"]
[Black "Gieseler, Felix"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2072"]
[BlackElo "1941"]
[PlyCount "48"]
[EventDate "2023.08.10"]
[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. Bf4 d5 3. e3 Bf5 4. Nc3 e6 5. Nb5 Na6 6. a4 c6 7. Na3 Qb6 8. Qc1 Bxa3 9. Rxa3 Nb4 10. a5 Qd8 11. Bd3 Nxd3+ 12. cxd3 Nh5 13. Ne2 Nxf4 14. Nxf4 Qd6 15. Qc5 Kd7 16. Kd2 Qxc5 17. dxc5 e5 18. Ne2 g5 19. Rha1 a6 20. Rb3 Kc7 21. Ra4 Be6 22. d4 f6 23. Rab4 Rab8 24. Rc3 g4 1/2-1/2

[Event "Bad Pyrmont Pape op-A 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.11"]
[Round "3"]
[White "Gieseler, Felix"]
[Black "Krumschmidt, Michael"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1941"]
[BlackElo "1694"]
[PlyCount "45"]
[EventDate "2023.08.10"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 Be6 9. f4 Qc7 10. Nd5 Bxd5 11. exd5 Nbd7 12. c4 Qb6+ 13. Kh1 h5 14. Qd3 Ng4 15. Bxg4 hxg4 16. Be3 Qd8 17. c5 dxc5 18. d6 Bxd6 19. Qxd6 Rxh2+ 20. Kxh2 Qh4+ 21. Kg1 g3 22. Rfd1 Qh2+ 23. Kf1 1-0

[Event "Bad Pyrmont Pape op-A 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.11"]
[Round "2"]
[White "Helmer, Jan"]
[Black "Gieseler, Felix"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2123"]
[BlackElo "1941"]
[PlyCount "61"]
[EventDate "2023.08.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 Nc6 4. Bg2 g6 5. 0-0 Bg7 6. d4 cxd4 7. Nxd4 0-0 8. Nc3 Qb6 9. e3 d6 10. b3 Bg4 11. Qd2 Rfd8 12. Bb2 Qc7 13. h3 Nxd4 14. exd4 Bd7 15. Rfe1 e5 16. dxe5 dxe5 17. Qe3 Re8 18. a4 a6 19. Nd5 Nxd5 20. cxd5 Qd6 21. Ba3 Qf6 22. Rac1 Rac8 23. Qa7 Bh6 24. Rxc8 Bxc8 25. d6 Bd2 26. Rd1 Bc3 27. Bc5 Rd8 28. d7 Rxd7 29. Rxd7 Bxd7 30. Qb8+ Kg7 31. Qf8# 1-0

[Event "Bad Pyrmont Pape op-A 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.10"]
[Round "1"]
[White "Gieseler, Felix"]
[Black "Drygala, Lars"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1941"]
[BlackElo "1745"]
[PlyCount "87"]
[EventDate "2023.08.10"]
[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. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Qe7 7. Nc3 c6 8. Bg5 0-0 9. Qxe7 Bxe7 10. 0-0 Be6 11. Rae1 h6 12. Bd2 Nbd7 13. Ne5 Nxe5 14. dxe5 Nd7 15. f4 Bc5+ 16. Kh1 f5 17. exf6 Rxf6 18. f5 Bf7 19. g4 d4 20. Ne4 Bd5 21. Kg1 Bxe4 22. Rxe4 b5 23. b4 Bb6 24. Re7 Rf7 25. Re6 Rc8 26. Kg2 a6 27. a4 Nf8 28. Re4 Nd7 29. h3 c5 30. Re6 Rf6 31. axb5 c4 32. Be4 axb5 33. Bd5 Kh8 34. Bb7 Rc7 35. Ba6 Rxe6 36. fxe6 Nf6 37. Bxh6 Nd5 38. Bf4 Nxf4+ 39. Rxf4 Re7 40. Bxb5 Rxe6 41. Bxc4 Re3 42. Rf8+ Kh7 43. Bd3+ Kh6 44. h4 1-0

[Event "Bremen Silvester op-A"]
[Site "Bremen"]
[Date "2022.12.30"]
[Round "7"]
[White "Rennkamp, David"]
[Black "Gieseler, Felix"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1856"]
[BlackElo "1937"]
[PlyCount "32"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bf4 Bd6 7. Bxd6 Qxd6 8. c3 0-0 9. Be2 Nc6 10. 0-0 Bd7 11. Nbd2 Rfe8 12. Re1 Qf4 13. Nf1 Bg4 14. Ne3 Nxf2 15. Nxd5 Bxf3 16. Kxf2 Bxd5+ 0-1

[Event "Bremen Silvester op-A"]
[Site "Bremen"]
[Date "2022.12.29"]
[Round "6"]
[White "Gieseler, Felix"]
[Black "Hentrop, Malte"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1937"]
[BlackElo "1806"]
[PlyCount "94"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nd5 Qd8 9. c3 Na5 10. b4 Nxc4 11. bxc5 Na5 12. 0-0 0-0 13. cxd6 Qxd6 14. h3 Be6 15. Ne3 Rfd8 16. Qa4 Nc6 17. Rfd1 Bd7 18. Qb3 Rab8 19. d4 exd4 20. cxd4 Qf4 21. Qc2 Bxh3 22. Nd5 Qg4 23. Ne1 Rd6 24. Kf1 Re8 25. Ne3 Bxg2+ 26. N1xg2 Qxe4 27. Qxe4 Rxe4 28. d5 Ne7 29. Rac1 c6 30. Nc4 Rxd5 31. Rxd5 Nxd5 32. Na5 Rb4 33. Rc2 Kf8 34. Ne1 Ke7 35. Nd3 Rb1+ 36. Kg2 Kf6 37. Rd2 g5 38. Nb2 Ra1 39. Nd3 Nc3 40. Nxb7 Rxa2 41. Rxa2 Nxa2 42. Nd8 Nc3 43. Nxc6 a6 44. Nc5 Kf5 45. Nxa6 Ke6 46. Nd8+ Ke7 47. Nc6+ Kd6 1/2-1/2

[Event "Bremen Silvester op-A"]
[Site "Bremen"]
[Date "2022.12.29"]
[Round "5"]
[White "Kahlert, Stefan"]
[Black "Gieseler, Felix"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "1952"]
[BlackElo "1937"]
[PlyCount "67"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Bd6 6. Nc3 Nxc3 7. bxc3 Qf6 8. 0-0 0-0 9. Qh5 g6 10. Qe2 Kg7 11. f4 Bf5 12. Bxf5 Qxf5 13. g4 Qc8 14. f5 f6 15. Nd3 g5 16. a4 Re8 17. Qf3 c6 18. Bxg5 fxg5 19. f6+ Kf7 20. Qh3 Bxh2+ 21. Kxh2 Re2+ 22. Kh1 Qg8 23. Qh5+ Qg6 24. Ne5+ Rxe5 25. Qxg6+ hxg6 26. dxe5 Nd7 27. e6+ Kxe6 28. Rae1+ Kd6 29. f7 Rf8 30. Re8 b6 31. Rxf8 Nxf8 32. Re1 c5 33. Re8 Nd7 34. Rd8 1-0

[Event "Bremen Silvester op-A"]
[Site "Bremen"]
[Date "2022.12.28"]
[Round "4"]
[White "Gieseler, Felix"]
[Black "Hochhuth, Arnd"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "1937"]
[BlackElo "1865"]
[PlyCount "86"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. d3 d6 5. Be3 Nge7 6. c3 a6 7. Bxc6+ Nxc6 8. d4 Bg4 9. dxc5 dxc5 10. Qxd8+ Rxd8 11. Nbd2 f6 12. 0-0 Be7 13. Nb3 b6 14. Rfe1 Kf7 15. Nfd2 Be6 16. f3 Rd7 17. g4 c4 18. Nc1 b5 19. a3 Na5 20. Nf1 Nb7 21. Kg2 Nc5 22. Bxc5 Bxc5 23. Ne2 h5 24. h3 Ke7 25. Red1 Rb7 26. Nfg3 g6 27. gxh5 gxh5 28. h4 a5 29. Nf5+ Bxf5 30. exf5 b4 31. Rd5 Rc8 32. axb4 axb4 33. Ra2 bxc3 34. bxc3 Be3 35. Ng3 Rb3 36. Ne4 Rg8+ 37. Kh2 Rgb8 38. Kh3 Rb1 39. Ra6 Rh1+ 40. Kg2 Rg1+ 41. Kh3 Rh1+ 42. Kg2 Rg1+ 43. Kh3 Rh1+ 1/2-1/2

[Event "Bremen Silvester op-A"]
[Site "Bremen"]
[Date "2022.12.28"]
[Round "3"]
[White "Ruddat, Jarne"]
[Black "Gieseler, Felix"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1699"]
[BlackElo "1937"]
[PlyCount "106"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Bd3 Bg4 9. h3 Bh5 10. g4 Bg6 11. Bb5 Be4 12. Qe2 a6 13. Bd3 Bxd3 14. cxd3 Qd7 15. Nd4 0-0-0 16. 0-0-0 Rde8 17. Qd2 h5 18. f3 g6 19. Kb1 Bf6 20. Nc2 Bg7 21. Rhg1 Ne5 22. Qg2 Qb5 23. Bd4 c5 24. Na3 Qa4 25. Bxe5 Bxe5 26. Nc4 Qb5 27. Rge1 Kc7 28. Nxe5 Rxe5 29. Rxe5 dxe5 30. Qe2 f6 31. Rg1 hxg4 32. hxg4 g5 33. b3 Rh3 34. Kc2 Qc6 35. Rf1 Qd5 36. Qg2 Rh7 37. Rh1 Rxh1 38. Qxh1 Kc6 39. Qg2 b5 40. Qe2 a5 41. c4 Qd4 42. Qe4+ Kb6 43. Qxd4 exd4 44. a4 bxa4 45. bxa4 Kc6 46. Kd2 Kd6 47. Ke2 Ke5 48. Kf1 f5 49. gxf5 Kxf5 50. Kg1 g4 51. fxg4+ Kxg4 52. Kg2 Kf4 53. Kf2 Kg4 1/2-1/2

[Event "Bremen Silvester op-A"]
[Site "Bremen"]
[Date "2022.12.27"]
[Round "2"]
[White "Gieseler, Felix"]
[Black "Heinrich, John"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1937"]
[BlackElo "2154"]
[PlyCount "82"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Be2 Nbd7 8. f4 b5 9. a3 Bb7 10. Bf3 Qc7 11. 0-0 Be7 12. Qd2 Nb6 13. b3 Rc8 14. Nde2 0-0 15. e5 dxe5 16. fxe5 Nfd5 17. Bd4 Rfd8 18. Nxd5 Nxd5 19. Be4 Bc5 20. Qd3 g6 21. Qf3 Nc3 22. Bxc5 Bxe4 23. Qxc3 Qxc5+ 24. Qxc5 Rxc5 25. Rac1 Rd2 26. Rfe1 Rcxc2 27. Rxc2 Bxc2 28. b4 Be4 29. Nf4 Bb7 30. Re2 Rd4 31. g3 Bd5 32. Nxd5 Rxd5 33. Kf2 Rd3 34. Ra2 Rb3 35. g4 g5 36. a4 Rxb4 37. axb5 axb5 38. Kf3 Rf4+ 39. Kg3 Re4 40. Ra5 Rxe5 41. Kf3 Kg7 0-1

[Event "Bremen Silvester op-A"]
[Site "Bremen"]
[Date "2022.12.27"]
[Round "1"]
[White "Pahl, Erik"]
[Black "Gieseler, Felix"]
[Result "1-0"]
[ECO "D77"]
[WhiteElo "2206"]
[BlackElo "1937"]
[PlyCount "59"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 d5 5. 0-0 0-0 6. c4 e6 7. Nc3 Nbd7 8. Bf4 a6 9. cxd5 Nxd5 10. Bg5 N7f6 11. e4 Nxc3 12. bxc3 h6 13. Bxf6 Qxf6 14. e5 Qe7 15. Nd2 c5 16. Ne4 cxd4 17. cxd4 Rb8 18. Nd6 Rd8 19. Rc1 Qd7 20. Qb3 b5 21. Rc6 Bf8 22. Rfc1 Bxd6 23. exd6 Qa7 24. Qe3 Bd7 25. Rc7 Qb6 26. Qf4 Kg7 27. Bc6 g5 28. Qe5+ f6 29. Qxe6 Qxc7 30. Qe7+ 1-0

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.30"]
[Round "7"]
[White "Vangsgaard, Claus"]
[Black "Gieseler, Felix"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1871"]
[PlyCount "103"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nd2 Bd6 5. f4 c5 6. c3 Nc6 7. Ngf3 cxd4 8. cxd4 Nb4 9. Bb1 Qc7 10. a3 Nc6 11. Ne5 Nd7 12. 0-0 Ndxe5 13. fxe5 Nxe5 14. dxe5 Bxe5 15. Nf3 Bf6 16. Qc2 Qb6 17. Ra2 Bd7 18. b4 Rc8 19. Qf2 Bb5 20. Re1 Bc4 21. Rc2 0-0 22. Bb2 Bxb2 23. Rxb2 Qa6 24. h3 Bd3 25. Bxd3 Qxd3 26. a4 Rc3 27. Qe2 Qe4 28. Nd2 Qg6 29. Nb1 Rc4 30. Na3 Rh4 31. Qf3 Rc8 32. Nb5 a6 33. Nd4 Qd3 34. Rf1 Qg6 35. Kh2 Re4 36. Rff2 h6 37. Rbc2 Rxc2 38. Rxc2 Kh7 39. Rc7 Qg5 40. Rc3 Qe7 41. b5 Qb4 42. Ne2 Qd6+ 43. Kg1 Rxa4 44. Qxf7 Ra1+ 45. Kf2 Qe5 46. Rc8 Ra3 47. Qg8+ Kg6 48. Nf4+ Kg5 49. Nxe6+ Kh5 50. Qf7+ g6 51. Qf3+ Kh4 52. Qg4# 1-0

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.29"]
[Round "6"]
[White "Gieseler, Felix"]
[Black "Heinemann, Lars"]
[Result "1/2-1/2"]
[ECO "B08"]
[BlackElo "1993"]
[PlyCount "57"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. a4 Nc6 6. Nf3 Nf6 7. h3 0-0 8. Qd2 e5 9. Bd3 Nb4 10. dxe5 Nxd3+ 11. Qxd3 dxe5 12. Nxe5 Qe7 13. f4 Nh5 14. g4 Nxf4 15. Bxf4 Bxe5 16. Bxe5 Qxe5 17. 0-0-0 Be6 18. Qd4 Qg5+ 19. Qd2 Qe5 20. Qd4 Qg5+ 21. Qd2 Qa5 22. Nd5 Qxd2+ 23. Rxd2 c6 24. Nc7 Rad8 25. Nxe6 fxe6 26. Rhd1 Rxd2 27. Rxd2 e5 28. Rd7 Rf7 29. Rxf7 1/2-1/2

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.29"]
[Round "5"]
[White "Kosovska, Olena"]
[Black "Gieseler, Felix"]
[Result "1/2-1/2"]
[ECO "C49"]
[WhiteElo "1857"]
[PlyCount "139"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. 0-0 0-0 6. d3 Bxc3 7. bxc3 d6 8. Bg5 Qe7 9. h3 Nd8 10. Nh2 h6 11. Bh4 g5 12. Bg3 Ne6 13. Re1 Rd8 14. h4 Kg7 15. d4 Bd7 16. Bc4 Nf4 17. Rb1 b6 18. Qc1 N6h5 19. hxg5 hxg5 20. Qe3 Qf6 21. Bb5 c6 22. Be2 Rh8 23. Bg4 Be6 24. Bf5 Nxg3 25. fxg3 Qh6 26. gxf4 Qxh2+ 27. Kf2 gxf4 28. Qf3 Qh4+ 29. Ke2 Bxa2 30. Rbd1 Bc4+ 31. Kd2 Qh5 32. Bg4 Qg5 33. Kc1 Rh4 34. Bd7 c5 35. dxc5 dxc5 36. Bh3 Rhh8 37. Rd7 Rhd8 38. Red1 Rxd7 39. Rxd7 Bb5 40. Rd5 Bc6 41. Rd6 Bb7 42. Qe2 f3+ 43. Qd2 Qxd2+ 44. Kxd2 Bxe4 45. gxf3 Bxf3 46. Rd7 Kg6 47. Ke3 e4 48. Kf4 Kf6 49. Rd6+ Kg7 50. Rd7 a5 51. Be6 Kf6 52. Bd5 Rb8 53. Rxf7+ Kg6 54. Ra7 Rd8 55. c4 Rd6 56. Bf7+ Kf6 57. Bd5 Bh5 58. Bxe4 Rd4 59. Rb7 Bg6 60. Rxb6+ Kf7 61. Rxg6 Rxe4+ 62. Kxe4 Kxg6 63. Kd3 Kf5 64. Kc3 a4 65. Kb2 Ke4 66. Ka3 Kd4 67. Kxa4 Kxc4 68. Ka5 Kc3 69. Kb5 Kxc2 70. Kxc5 1/2-1/2

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.28"]
[Round "4"]
[White "Gieseler, Felix"]
[Black "Audenaert, Bart"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "1975"]
[PlyCount "142"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 Bg7 6. c3 Nf6 7. Nd2 0-0 8. Bc4 d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Bg5 Rb8 12. Qc1 Qb6 13. Bxd5 cxd5 14. 0-0 e6 15. Rb1 Ba6 16. c4 dxc4 17. Nxc4 Qc5 18. b3 Rbc8 19. Qe3 Bd4 20. Qf4 Bxc4 21. bxc4 Be5 22. Qe3 Bd4 23. Qf4 Be5 24. Qe3 Qxe3 25. Bxe3 Rxc4 26. Bxa7 Ra8 27. Rb7 Ra4 28. Be3 Rxa2 29. g3 h5 30. Kg2 Ra1 31. Rxa1 Bxa1 32. h3 Ra4 33. Kf3 Kg7 34. g4 Bd4 35. Bxd4+ Rxd4 36. gxh5 gxh5 37. Rb5 Kg6 38. Kg3 Rd3+ 39. f3 h4+ 40. Kxh4 Rxf3 41. Kg4 Rf1 42. Rg5+ Kf6 43. Rh5 Rg1+ 44. Kf4 Ra1 45. h4 Ra4+ 46. Kg3 Rd4 47. Rh8 e5 48. Re8 Kf5 49. h5 f6 50. Rg8 Rd1 51. Kg2 Rd7 52. Rh8 Kg4 53. Rh6 f5 54. Re6 e4 55. h6 Kg5 56. Re5 Rh7 57. Kg3 Rxh6 58. Ra5 Rb6 59. Kf2 Kf4 60. Ra2 Rb3 61. Rc2 Rf3+ 62. Kg2 Rd3 63. Rf2+ Kg4 64. Re2 e3 65. Kf1 Rd1+ 66. Kg2 Rd2 67. Kf1 Rxe2 68. Kxe2 Kf4 69. Ke1 Kf3 70. Kf1 e2+ 71. Ke1 f4 0-1

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.28"]
[Round "3"]
[White "Pubantz, Jan"]
[Black "Gieseler, Felix"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2286"]
[PlyCount "155"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c5 7. cxd5 Nxd5 8. Nc3 Nxc3 9. bxc3 Nc6 10. Bf4 Bf6 11. dxc5 Bxc3 12. Rc1 Qa5 13. Bd6 Rd8 14. e4 e5 15. Qb3 Nd4 16. Nxd4 Bxd4 17. Rfd1 b6 18. Rxd4 exd4 19. e5 Be6 20. Qd3 bxc5 21. Bxa8 Rxa8 22. Bxc5 Qxa2 23. Qxd4 Qd5 24. Bxa7 Qxd4 25. Bxd4 Rc8 26. Bc5 Bh3 27. f3 Be6 28. g4 h6 29. Kf2 Ra8 30. Kg3 Ra2 31. Rc3 Re2 32. Be3 Kh7 33. Bf4 Re1 34. Kf2 Rb1 35. Rc5 Rb2+ 36. Kg3 Rb3 37. Kf2 Rb2+ 38. Ke3 Rb3+ 39. Ke2 Rb2+ 40. Bd2 Rb3 41. Bc3 Rb1 42. Kf2 Rc1 43. Kg2 Rc2+ 44. Kg3 Rc1 45. h3 Rg1+ 46. Kf2 Rh1 47. Kg2 Rd1 48. Kf2 Rd5 49. Rc7 Rd7 50. Rc6 Rd1 51. Rd6 Rh1 52. Kg2 Rc1 53. Bd4 Rd1 54. f4 g6 55. Be3 Rxd6 56. exd6 f5 57. g5 h5 58. Bd4 Kg8 59. Kf3 Kf7 60. Ke3 Bd7 61. Be5 Ke6 62. Kd4 Ba4 63. Kc5 Bd7 64. Kb6 Ba4 65. Kc7 Bd7 66. Bc3 Ba4 67. Bb4 Bd7 68. Kd8 Ba4 69. Kc7 Bd7 70. Kb6 Ba4 71. Kc7 Bd7 72. h4 Ba4 73. Kb6 Bd7 74. Kc5 Ba4 75. Kc4 Bd7 76. Kd4 Ba4 77. d7 Bxd7 78. Bc5 1/2-1/2

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.27"]
[Round "2"]
[White "Gieseler, Felix"]
[Black "Jung, Gerald"]
[Result "1-0"]
[ECO "B31"]
[BlackElo "1941"]
[PlyCount "59"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. c3 Bg4 7. h3 Bxf3 8. Qxf3 Nf6 9. 0-0 Nd7 10. Bf4 0-0 11. Nd2 e5 12. Be3 Qe7 13. Nb3 Rae8 14. Rfe1 f5 15. exf5 gxf5 16. Rad1 f4 17. Bc1 Qf7 18. d4 exd4 19. Rxe8 Qxe8 20. cxd4 cxd4 21. Nxd4 Bxd4 22. Rxd4 Qe1+ 23. Kh2 Ne5 24. Qb3+ Nf7 25. Bxf4 c5 26. Qg3+ Kh8 27. Rd7 Qe6 28. Rxf7 Rxf7 29. Be5+ Rf6 30. Qg5 1-0

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.27"]
[Round "1"]
[White "Schmitz, Manuela"]
[Black "Gieseler, Felix"]
[Result "1/2-1/2"]
[ECO "D56"]
[WhiteElo "1915"]
[PlyCount "110"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nc6 5. Bg5 Be7 6. e3 h6 7. Bh4 0-0 8. Rc1 Ne4 9. Bxe7 Qxe7 10. Bd3 f5 11. 0-0 Bd7 12. a3 a5 13. Qc2 Qf7 14. cxd5 exd5 15. Nxd5 Be6 16. Nc3 Bb3 17. Qe2 Rae8 18. Nd2 Nxd4 19. exd4 Nxc3 20. Qf3 Bd5 21. Qh3 Ne2+ 22. Bxe2 Rxe2 23. Nf3 Bxf3 24. Qxf3 Rxb2 25. Qc3 Rb3 26. Qxa5 c6 27. Rfe1 Rb5 28. Qc3 Rd8 29. h3 Rbd5 30. Red1 c5 31. Qb3 cxd4 32. Rd3 R5d7 33. Qb4 Qe6 34. Rcd1 Qd6 35. Qb3+ Qd5 36. Qb4 Qe5 37. Qb3+ Kh7 38. Qb4 Qe4 39. Qb2 Qc6 40. Rxd4 Rxd4 41. Rxd4 Rxd4 42. Qxd4 Qc1+ 43. Kh2 Qxa3 44. Qd5 Qa6 45. Qxf5+ Qg6 46. Qd5 Qb1 47. f4 b5 48. f5 Qb4 49. Qe5 Qc4 50. f6 gxf6 51. Qxf6 Qd5 52. Qe7+ Kg6 53. Qe8+ Kg7 54. Qe7+ Kg6 55. Qe8+ Kg7 1/2-1/2

