[Event "Biel Rapid op 58th"]
[Site "Biel"]
[Date "2025.07.13"]
[Round "7"]
[White "Buerki, Gilles"]
[Black "Schaefer, Gion"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "1890"]
[BlackElo "1812"]
[PlyCount "107"]
[EventDate "2025.07.13"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c5 5. cxd5 exd5 6. Bg2 Nc6 7. 0-0 Be6 8. Nc3 Be7 9. dxc5 Bxc5 10. e3 Ne4 11. Ne2 Bd6 12. Ned4 Bg4 13. Qb3 Nxd4 14. Nxd4 Bc5 15. Bxe4 Bxd4 16. Bxd5 Bb6 17. Bxf7+ Kf8 18. Bd5 h5 19. Qb4+ Ke8 20. Qe4+ Kf8 21. Bd2 Bc5 22. Bc3 Qd7 23. Bxb7 Re8 24. Qd5 Qc7 25. Rac1 Be6 26. Qc6 Qe7 27. Qf3+ Kg8 28. Bd5 Rf8 29. Bxe6+ Qxe6 30. Qb7 Rf7 31. Qb8+ Bf8 32. b3 h4 33. Qe5 Qh3 34. f3 Re7 35. Qf4 Rxe3 36. Qxe3 hxg3 37. Rc2 gxh2+ 38. Kf2 h1Q 39. Rxh1 Qxh1 40. Qe6+ Kh7 41. Ke2 Bc5 42. Qf5+ Kh6 43. Qxc5 Re8+ 44. Be5 Qg2+ 45. Kd3 Qf1+ 46. Kc3 Qxf3+ 47. Kb2 Qf5 48. Rh2+ Kg6 49. Rg2+ Kh7 50. Bd4 Qf3 51. Rxg7+ Kh6 52. Qd6+ Kh5 53. Qg6+ Kh4 54. Rh7+ 1-0

[Event "Biel Rapid op 58th"]
[Site "Biel"]
[Date "2025.07.13"]
[Round "1"]
[White "Pinchetti, Andrea"]
[Black "Schaefer, Gion"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2060"]
[BlackElo "1812"]
[PlyCount "49"]
[EventDate "2025.07.13"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. Bb5 Bf5 5. b3 e6 6. Bb2 Nf6 7. 0-0 Bd6 8. Bxc6+ bxc6 9. d3 Qc7 10. Qe2 0-0 11. Nbd2 Rab8 12. e4 dxe4 13. dxe4 Nxe4 14. Nxe4 Bxf4 15. g3 Bxe4 16. Qxe4 Bxg3 17. Qg4 Bxh2+ 18. Nxh2 f5 19. Qe2 Qf7 20. Kh1 Rb4 21. Rg1 Re4 22. Qf2 g6 23. Rae1 Rxe1 24. Qxe1 f4 25. Qe5 1-0

[Event "Biel Rapid op 58th"]
[Site "Biel"]
[Date "2025.07.13"]
[Round "4"]
[White "Schaefer, Gion"]
[Black "Goyal, Aryan"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1812"]
[BlackElo "1906"]
[PlyCount "84"]
[EventDate "2025.07.13"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 d6 7. cxd4 Bb6 8. Re1 0-0 9. Nc3 Bg4 10. Be3 Re8 11. Qd3 Nb4 12. Bxf7+ Kxf7 13. Qc4+ Kf8 14. Ng5 Qd7 15. Rac1 h6 16. Nf3 Bxf3 17. gxf3 Nc6 18. Kh1 Qf7 19. Qd3 Kg8 20. Rg1 Kh8 21. Rg2 Nh5 22. Rcg1 Rg8 23. Nd5 Ne7 24. Nxe7 Qxe7 25. Rg6 Nf6 26. e5 dxe5 27. dxe5 Nh7 28. Bd2 Rad8 29. Qe2 Qd7 30. Bc3 Bd4 31. e6 Qe7 32. Bxd4 Rxd4 33. Qe5 Rh4 34. R1g3 Nf8 35. R6g4 Rxg4 36. fxg4 Qxe6 37. Qxc7 Qd5+ 38. f3 Ne6 39. Qc3 Nf4 40. Qc2 Re8 41. Qf2 Ne2 42. Rg2 Qd1+ 0-1

[Event "Biel Rapid op 58th"]
[Site "Biel"]
[Date "2025.07.13"]
[Round "2"]
[White "Schaefer, Gion"]
[Black "Wuerth, Thomas"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1812"]
[BlackElo "1954"]
[PlyCount "62"]
[EventDate "2025.07.13"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 b5 7. a3 Bb7 8. 0-0 Nf6 9. Bf3 d6 10. Re1 Be7 11. Nde2 0-0 12. Ng3 Nbd7 13. Bf4 Ne5 14. h3 Rfd8 15. Qe2 Rac8 16. Rad1 Nc4 17. a4 Nxb2 18. Rb1 Qxc3 19. axb5 Na4 20. bxa6 Ba8 21. Qb5 Bc6 22. Qe2 Nc5 23. Rb6 Nfd7 24. Rbb1 Ra8 25. Ra1 Rxa6 26. Rxa6 Nxa6 27. Rd1 Ne5 28. Qxa6 Nxf3+ 29. gxf3 Qxf3 30. Bxd6 Qxd1+ 31. Kg2 Qxd6 0-1

[Event "Biel Rapid op 57th"]
[Site "Biel"]
[Date "2024.07.14"]
[Round "1"]
[White "Bilguun, Sumiya"]
[Black "Schaefer, Gion"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2458"]
[BlackElo "1848"]
[PlyCount "73"]
[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. Nc3 Nf6 3. e5 Ng8 4. Bc4 e6 5. Nf3 Nc6 6. 0-0 Nge7 7. d3 Nf5 8. Re1 Be7 9. a4 0-0 10. Bf4 d5 11. exd6 Bxd6 12. Qd2 Re8 13. Ne4 Bxf4 14. Qxf4 Qe7 15. a5 a6 16. c3 e5 17. Qg5 Be6 18. Bxe6 Qxe6 19. Nxc5 Qc8 20. b4 Nd6 21. Qh5 Rb8 22. Nxe5 Nxe5 23. Rxe5 Rxe5 24. Qxe5 Nb5 25. Nd7 Ra8 26. Nb6 Qe8 27. Re1 Qxe5 28. Rxe5 Rd8 29. c4 Nd4 30. Nd5 Nc6 31. Ne7+ Nxe7 32. Rxe7 g6 33. Rxb7 Rxd3 34. g3 Kg7 35. Rb6 Rd4 36. Rxa6 Rxc4 37. Rb6 1-0

[Event "Biel Rapid op 57th"]
[Site "Biel"]
[Date "2024.07.14"]
[Round "2"]
[White "Schaefer, Gion"]
[Black "Materia, Mario"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "1848"]
[BlackElo "1590"]
[PlyCount "78"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. g3 Be7 5. Bg2 0-0 6. e3 c6 7. cxd5 cxd5 8. Nge2 Nc6 9. 0-0 Qc7 10. a4 b6 11. Nb5 Qb8 12. Bd2 a6 13. Nbc3 Bb7 14. h4 Bd6 15. Nf4 Qc7 16. Rc1 Rad8 17. h5 Rfe8 18. h6 g6 19. Qf3 Bf8 20. Nxg6 hxg6 21. Qxf6 Bxh6 22. Rfe1 Bg7 23. Qh4 Qb8 24. Bf1 e5 25. dxe5 Nxe5 26. Be2 Qd6 27. f4 Nc4 28. Bxc4 dxc4 29. Red1 Qc6 30. Qh2 b5 31. axb5 axb5 32. Ne2 Qb6 33. Kf2 Bxb2 34. Rc2 Bg7 35. Rh1 Bxh1 36. Qxh1 Qe6 37. Qb7 Rxd2 38. Rxd2 Qxe3+ 39. Ke1 Qg1# 0-1

[Event "Biel Rapid op 57th"]
[Site "Biel"]
[Date "2024.07.14"]
[Round "3"]
[White "Settegrana, Miro"]
[Black "Schaefer, Gion"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1532"]
[BlackElo "1848"]
[PlyCount "100"]
[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. a3 Nc6 3. b4 cxb4 4. axb4 Nxb4 5. c3 Nc6 6. d4 e6 7. Nf3 Nf6 8. Bd3 Be7 9. Bg5 d6 10. Nbd2 h6 11. Bh4 e5 12. dxe5 dxe5 13. Nc4 Qc7 14. Qb3 Be6 15. 0-0 Rd8 16. Rfd1 a6 17. Qa4 b5 18. Qxa6 bxc4 19. Bxc4 Bxc4 20. Qxc4 0-0 21. Rdb1 Rb8 22. Rd1 Rb2 23. Ra6 Rc8 24. Bg3 Rb6 25. Rda1 Qb7 26. R6a4 Rb1+ 27. Rxb1 Qxb1+ 28. Qf1 Qxf1+ 29. Kxf1 Nh5 30. Rc4 Nxg3+ 31. hxg3 Na7 32. Nxe5 Rxc4 33. Nxc4 Nb5 34. Ke2 Nxc3+ 35. Kd3 Nb5 36. f4 Nd6 37. Ne3 g6 38. Nd5 Kf8 39. g4 f5 40. gxf5 gxf5 41. e5 Ne4 42. Ne3 Ng3 43. Kc4 Ne2 44. Nxf5 Nxf4 45. Nxh6 Nxg2 46. Nf5 Bg5 47. e6 Ke8 48. Kd4 Be3+ 49. Ke5 Nf4 50. Nd6+ Kf8 1/2-1/2

