[Event "Bad Ragaz op"]
[Site "Bad Ragaz"]
[Date "1990.??.??"]
[Round "6"]
[White "Bollhalder, Renato"]
[Black "Ambroz, Jan"]
[Result "0-1"]
[ECO "B22"]
[BlackElo "2435"]
[PlyCount "62"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. c3 c5 5. exd5 exd5 6. Ngf3 Nf6 7. dxc5 Bxc5 8. Nb3 Bb6 9. Bb5+ Nc6 10. Qe2+ Be6 11. Nbd4 0-0 12. Nxe6 fxe6 13. Bxc6 bxc6 14. Qxe6+ Kh8 15. 0-0 Qc7 16. Be3 Rae8 17. Qh3 Bxe3 18. fxe3 Rxe3 19. Qh4 Re2 20. Ng5 h6 21. Kh1 Qb6 22. b3 Qe3 23. Nh3 Kh7 24. Qd4 Re8 25. Rfc1 Rd2 26. Qh4 Re4 27. Qe1 Qxe1+ 28. Rxe1 Rxe1+ 29. Rxe1 Rxa2 30. Re6 Ra1+ 31. Ng1 Ne4 0-1

[Event "Bad Ragaz op"]
[Site "Bad Ragaz"]
[Date "1990.??.??"]
[Round "7"]
[White "Bollhalder, Renato"]
[Black "Fiedler, Wolfgang"]
[Result "0-1"]
[ECO "B04"]
[BlackElo "2150"]
[PlyCount "42"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Nc6 5. Be2 dxe5 6. dxe5 Bf5 7. a3 Nb6 8. 0-0 Qxd1 9. Bxd1 e6 10. Bf4 h6 11. h3 g5 12. Bh2 0-0-0 13. c3 Be7 14. g4 Bg6 15. Nbd2 Rd7 16. Re1 Rhd8 17. Nf1 Nc4 18. b3 Nxa3 19. Ne3 Nb5 20. Rc1 Ba3 21. Ra1 Bb2 0-1

[Event "Bad Ragaz op"]
[Site "Bad Ragaz"]
[Date "1990.??.??"]
[Round "8"]
[White "Schwartzman, Gabriel"]
[Black "Bollhalder, Renato"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2300"]
[PlyCount "75"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 e5 6. 0-0 Nge7 7. a3 0-0 8. d3 d6 9. Rb1 f5 10. Bd2 Nd4 11. Nxd4 cxd4 12. Nd5 h6 13. b4 Be6 14. b5 Nxd5 15. cxd5 Bd7 16. Qb3 f4 17. a4 g5 18. Qa3 Rf6 19. Qb4 g4 20. Be4 f3 21. e3 Qe8 22. exd4 exd4 23. Rfe1 Qh5 24. h4 gxh3 25. Kh2 Bf5 26. Qxd4 Rg6 27. Qe3 Bxe4 28. dxe4 Be5 29. Rg1 Rf8 30. Rbf1 Qg4 31. Rc1 h5 32. Bc3 Rg5 33. Bxe5 Rxe5 34. Rc7 Rxe4 35. Qh6 Rf7 36. Rgc1 Ref4 37. Rc8+ Rf8 38. Qxf4 1-0

[Event "Bad Ragaz op"]
[Site "Bad Ragaz"]
[Date "1990.??.??"]
[Round "2"]
[White "Summermatter, Daniel"]
[Black "Bollhalder, Renato"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2295"]
[PlyCount "87"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 b6 5. Bg2 Bb7 6. d5 exd5 7. Nh4 g6 8. Nc3 Bg7 9. cxd5 d6 10. 0-0 0-0 11. Re1 a6 12. a4 Ne8 13. e4 Nd7 14. Bf1 Nc7 15. Be3 f6 16. Ng2 Ne5 17. f4 Nf7 18. Bf2 Bc8 19. Ne3 Bd7 20. Nc2 b5 21. axb5 axb5 22. b4 f5 23. Qd2 Rxa1 24. Rxa1 cxb4 25. Nxb4 fxe4 26. Ra7 Re8 27. Bg2 Bf5 28. Nc6 Qc8 29. Bb6 Bxc3 30. Qa2 Na8 31. Ne7+ Rxe7 32. Rxa8 Re8 33. Rxc8 Rxc8 34. Qa6 Bd2 35. Bxe4 Bd7 36. Qb7 Bh3 37. Bd4 b4 38. f5 Re8 39. fxg6 hxg6 40. Bxg6 Re1+ 41. Kf2 Rf1+ 42. Ke2 Bh6 43. Qe7 b3 44. Qh4 1-0

