[Event "Biel Rapid op 57th"]
[Site "Biel"]
[Date "2024.07.14"]
[Round "7"]
[White "Farhat Willemstein, Stela Souza"]
[Black "Koerner, Matthias"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1863"]
[PlyCount "127"]
[EventDate "2024.07.14"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Na3 Nxc4 7. Nxc4 b5 8. Na3 a6 9. 0-0 d5 10. exd6 Qxd6 11. h3 e6 12. Nc2 Be7 13. d4 Bb7 14. dxc5 Qxc5 15. Be3 Qh5 16. Nfd4 Qxd1 17. Raxd1 Ne5 18. Bc1 0-0 19. Rfe1 Ng6 20. g3 Rfd8 21. Ne3 Rd7 22. Rd2 Bf8 23. Red1 Rad8 24. Ndc2 Rxd2 25. Rxd2 Rxd2 26. Bxd2 Ne5 27. Ne1 f5 28. f4 Nc6 29. N3c2 Bc5+ 30. Kf1 e5 31. fxe5 Nxe5 32. Ne3 Be4 33. Ke2 g6 34. Bc1 Kf7 35. b3 Ke6 36. Bb2 g5 37. N3c2 f4 38. gxf4 gxf4 39. Nd4+ Kd5 40. Nef3 Ng6 41. h4 Bb1 42. a3 Ba2 43. b4 Bc4+ 44. Kf2 Bxd4+ 45. cxd4 h5 46. Kg2 Ke4 47. Nd2+ Kd3 48. Nxc4 Kxc4 49. Kf3 Kd5 50. Bc1 Nxh4+ 51. Kxf4 Ng2+ 52. Kg5 Ne1 53. Be3 Nc2 54. Bc1 Kxd4 55. Kxh5 Kc4 56. Kg5 Kb3 57. Kf4 Nxa3 58. Bd2 Nc2 59. Ke4 Nxb4 60. Kd4 Nc2+ 61. Kc5 Ka4 62. Kb6 Na3 63. Kxa6 b4 64. Bxb4 1/2-1/2

[Event "Biel Rapid op 57th"]
[Site "Biel"]
[Date "2024.07.14"]
[Round "9"]
[White "Jud, Marc"]
[Black "Koerner, Matthias"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1925"]
[PlyCount "99"]
[EventDate "2024.07.14"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 a6 7. a4 a5 8. 0-0 Na6 9. Bd2 c6 10. h3 Be6 11. b3 h6 12. e4 Qc8 13. Kh2 d5 14. cxd5 cxd5 15. Rc1 Qd8 16. e5 Ne4 17. Qe2 Nxd2 18. Nxd2 Qb6 19. Nxd5 Bxd5 20. Bxd5 Nb4 21. Nc4 Qxd4 22. Rfd1 Qa7 23. Bg2 Rad8 24. f4 Kh7 25. Qf3 Nc6 26. h4 Nd4 27. Qe3 Rd7 28. Nd6 exd6 29. Qxd4 Qxd4 30. Rxd4 Rfd8 31. Rcd1 Bf8 32. Bh3 Rc7 33. exd6 Rc6 34. d7 Rc2+ 35. R4d2 Rxd2+ 36. Rxd2 f5 37. Bg2 b6 38. Bc6 Kg7 39. Re2 Bd6 40. Kg2 Kf6 41. Kf3 Bc7 42. Bb5 Bd6 43. Kf2 Bc5+ 44. Ke1 Bd6 45. Kd2 g5 46. Re8 Bc7 47. Ke3 Kg7 48. hxg5 hxg5 49. Kd4 gxf4 50. gxf4 1-0

[Event "Biel Rapid op 57th"]
[Site "Biel"]
[Date "2024.07.14"]
[Round "8"]
[White "Koerner, Matthias"]
[Black "Edoecs, Joseph"]
[Result "1-0"]
[ECO "D94"]
[BlackElo "2015"]
[PlyCount "107"]
[EventDate "2024.07.14"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 0-0 6. cxd5 Nxd5 7. Bc4 Nxc3 8. bxc3 c5 9. 0-0 Qc7 10. Qe2 Bg4 11. Bd5 e6 12. Bb3 Nd7 13. h3 Bf5 14. e4 c4 15. Bc2 Rfe8 16. Be3 Nf6 17. exf5 exf5 18. Qd2 Ne4 19. Bxe4 fxe4 20. Bf4 Qd7 21. Ne5 Bxe5 22. dxe5 Qxd2 23. Bxd2 Rxe5 24. Be3 a6 25. Rfb1 b5 26. a4 Rd8 27. Bd4 Red5 28. axb5 axb5 29. Ra5 Rb8 30. Kf1 Rb7 31. Rb4 f5 32. Rxc4 Kf7 33. Rc5 Ke6 34. Ra6+ Rd6 35. Re5+ Kd7 36. Ra7 Rxa7 37. Bxa7 Ra6 38. Bc5 Ra1+ 39. Ke2 Ra2+ 40. Ke3 Rc2 41. Bb4 f4+ 42. Kxf4 Rxf2+ 43. Kg3 Re2 44. Re7+ Kc6 45. Rxh7 Kd5 46. Rd7+ Kc4 47. Rd4+ Kb3 48. Rd6 Re3+ 49. Kf2 Rd3 50. Rxg6 Kc2 51. Ke2 e3 52. Rg3 Rd2+ 53. Kxe3 Rd3+ 54. Kf4 1-0

[Event "Biel Rapid op 57th"]
[Site "Biel"]
[Date "2024.07.14"]
[Round "3"]
[White "Rajendiram, Rajithan"]
[Black "Koerner, Matthias"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1560"]
[PlyCount "81"]
[EventDate "2024.07.14"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. d4 cxd4 5. c3 dxc3 6. Nxc3 Bg7 7. Bd3 Nh6 8. 0-0 0-0 9. Kh1 d6 10. Be3 f5 11. Bc4+ Nf7 12. Ng5 e6 13. Bxe6 Bxe6 14. Nxe6 Qd7 15. Nxf8 Rxf8 16. e5 Qe6 17. Qd5 Qxd5 18. Nxd5 dxe5 19. fxe5 Nfxe5 20. Nf4 Nc4 21. Rae1 Re8 22. Bc5 Rxe1 23. Rxe1 Bxb2 24. Re8+ Kg7 25. Ne6+ Kf7 26. Nc7 b6 27. Rf8+ Kg7 28. Ne6+ Kh6 29. Bf2 N6e5 30. Bg3 Nd3 31. Bh4 Kh5 32. g3 Nf2+ 33. Kg2 Ne4 34. Rf7 g5 35. Rxh7+ Kg6 36. Rc7 Ne3+ 37. Kf3 Nd5 38. Rc6 Ndf6 39. Nf8+ Kg7 40. Ne6+ Kg6 41. Nf8+ 1/2-1/2

[Event "Biel Rapid op 57th"]
[Site "Biel"]
[Date "2024.07.14"]
[Round "5"]
[White "Ranieri, Pierpaolo"]
[Black "Koerner, Matthias"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "1909"]
[PlyCount "69"]
[EventDate "2024.07.14"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6 9. Bc1 Nh6 10. 0-0 Nc6 11. h3 Nf7 12. Be3 f5 13. dxe5 fxe4 14. Nxe4 Ncxe5 15. Nxe5 Bxe5 16. Bd4 Qh4 17. Bxe5 dxe5 18. Nc3 Be6 19. b3 c6 20. Qc2 Rad8 21. Rad1 Rxd1 22. Rxd1 Ng5 23. Rf1 Bxh3 24. gxh3 Nxh3+ 25. Kg2 Qg5+ 26. Kh2 Nf4 27. Qe4 Qh4+ 28. Kg1 Nh3+ 29. Kg2 Nf4+ 30. Kg1 Rf5 31. Bf3 Nh3+ 32. Kg2 Rg5+ 33. Kh2 Nxf2+ 34. Qxh4 Nh3 35. Qe4 1-0

[Event "GER-chT univ"]
[Site "Muenster"]
[Date "1987.??.??"]
[Round "7"]
[White "Blum, Norbert"]
[Black "Koerner, Matthias"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "41"]
[EventDate "1987.11.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe Uni"]
[BlackTeam "Heidelberg Univ"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 Qxd5 5. Nf3 Nc6 6. Na3 cxd4 7. Nb5 Bd6 8. Bc4 Qe4+ 9. Qe2 Qxe2+ 10. Kxe2 Bb8 11. Nbxd4 Nge7 12. Bg5 e5 13. Nxc6 Nxc6 14. Rhe1 f6 15. Be3 Ke7 16. Rad1 Rd8 17. Bc5+ Bd6 18. Rxd6 Rxd6 19. Rd1 Nd4+ 20. Nxd4 Kd7 21. Bxd6 1-0

