[Event "Zuoz Engiadina op 23rd"]
[Site "Zuoz"]
[Date "2016.10.03"]
[Round "3"]
[White "Grass, Silvio"]
[Black "Eichenberger, Dominique"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1806"]
[BlackElo "1564"]
[PlyCount "103"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bh4 Bxc3+ 8. bxc3 0-0 9. Qc2 b6 10. Nf3 a5 11. Be2 Ba6 12. 0-0 Bxe2 13. Qxe2 Nbd7 14. Rfc1 Re8 15. c4 Qc8 16. Bxf6 Nxf6 17. cxd5 Nxd5 18. Qc4 Qe6 19. a3 Rac8 20. Qf1 c5 21. dxc5 Rxc5 22. Nd4 Qd6 23. Nb3 Rc3 24. Rxc3 Nxc3 25. Qc4 Rd8 26. Nd4 Ne4 27. h3 Qf6 28. Qc2 Nc5 29. Rb1 Rb8 30. Rb5 Qd6 31. Nf5 Qd3 32. Qxd3 Nxd3 33. Nd4 Nc5 34. Nc6 Rb7 35. Nxa5 bxa5 36. Rxc5 Rb1+ 37. Kh2 a4 38. Rc8+ Kh7 39. Rc4 Rb2 40. Kg3 g5 41. Rxa4 Rb3 42. h4 Kg6 43. hxg5 hxg5 44. Kf3 f5 45. g3 Rc3 46. Ra8 g4+ 47. Kg2 Kf6 48. a4 Ke7 49. a5 Kd7 50. a6 Kc7 51. Rf8 Rc5 52. a7 1-0

[Event "Zuoz Engiadina op 23rd"]
[Site "Zuoz"]
[Date "2016.10.02"]
[Round "2"]
[White "Kaesermann, Sirlei"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1606"]
[BlackElo "1806"]
[PlyCount "89"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 d6 3. c3 Nf6 4. d3 Nc6 5. Bb3 a6 6. Bg5 e6 7. Nf3 Be7 8. Nbd2 0-0 9. Qe2 b5 10. h4 Nd7 11. 0-0-0 Nde5 12. Rh3 Nxf3 13. Nxf3 Kh8 14. Qd2 f6 15. Be3 a5 16. h5 a4 17. Bc2 b4 18. h6 g5 19. Rh5 Rg8 20. Rdh1 Ne5 21. cxb4 Nxf3 22. gxf3 cxb4 23. Qxb4 d5 24. Bc5 Bxc5 25. Qxc5 Bb7 26. Qb4 Qc7 27. Kb1 Rgc8 28. Qd2 Qf7 29. Qe3 e5 30. d4 exd4 31. Qxd4 Rc4 32. Qd2 Rac8 33. Bd3 R4c5 34. e5 Rg8 35. exf6 Qxf6 36. Qb4 Rc7 37. Qxa4 d4 38. Rg1 Re7 39. Qb4 Qe5 40. f4 Qf6 41. Rhxg5 Rxg5 42. Rxg5 Rf7 43. Rf5 Qe6 44. Qxd4+ Kg8 45. Qd8+ 1-0

[Event "Zuoz Engiadina op 23rd"]
[Site "Zuoz"]
[Date "2016.10.01"]
[Round "1"]
[White "Grass, Silvio"]
[Black "Hugentobler, Patrick"]
[Result "0-1"]
[ECO "D70"]
[WhiteElo "1806"]
[BlackElo "2219"]
[PlyCount "64"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. f3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Nc3 Bg7 7. Be3 Nc6 8. Bb5 Bd7 9. Nge2 0-0 10. 0-0 Na5 11. b3 Bxb5 12. Nxb5 Qd7 13. Na3 Nc6 14. Nc2 e6 15. Rc1 f5 16. Qd2 Rad8 17. Rcd1 Rf7 18. Nb4 fxe4 19. fxe4 Rxf1+ 20. Kxf1 Qf7+ 21. Kg1 Nxd4 22. Qe1 Nxe2+ 23. Qxe2 Rxd1+ 24. Qxd1 Qe7 25. Nc2 c5 26. Qf1 Nd7 27. Qc4 b6 28. Qa6 Ne5 29. Qe2 Qd7 30. Kf2 h5 31. Ne1 Ng4+ 32. Kg1 Nxe3 0-1

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.02.01"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Denzinger, Karl"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1904"]
[BlackElo "1740"]
[PlyCount "49"]
[EventDate "2010.01.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 Bb4+ 3. Bd2 a5 4. Nc3 f5 5. a3 Bxc3 6. Bxc3 Nf6 7. b3 b6 8. f3 0-0 9. e3 Bb7 10. Nh3 Qe8 11. Be2 d6 12. 0-0 Nbd7 13. Qc2 Rc8 14. Rad1 g6 15. Nf2 c5 16. Qb2 Qe7 17. Nd3 Nh5 18. dxc5 Nxc5 19. Nxc5 dxc5 20. Rf2 Rcd8 21. Qc2 Rxd1+ 22. Bxd1 e5 23. f4 exf4 24. exf4 Nf6 25. Bxf6 1/2-1/2

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.02.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Eigenmann, Bruno"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1904"]
[BlackElo "1589"]
[PlyCount "117"]
[EventDate "2010.01.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 Nbd7 9. Nf3 c6 10. Rc1 0-0 11. 0-0 Qc7 12. Bf4 Qc8 13. Rfe1 Nh5 14. Nxd5 Qd8 15. Nxe7+ Qxe7 16. Bg5 Qe6 17. b3 Nb6 18. Bh4 f6 19. Bg3 g5 20. Nd2 Nxg3 21. hxg3 Rf7 22. Qe4 Qd7 23. Nc4 Nd5 24. Qb1 Rc8 25. e4 Nc7 26. Rcd1 b5 27. Ne3 b4 28. Nf5 Kh8 29. Qd3 Nb5 30. g4 Rd8 31. Rd2 Qc7 32. Qc4 a5 33. Qe6 Rff8 34. f3 Qd7 35. Qc4 Nd6 36. Nxd6 Qxd6 37. Red1 Rc8 38. Qc5 Qc7 39. Rc2 Qd8 40. Qf5 Rf7 41. Rc4 Rd7 42. Qc5 Qc7 43. Rdc1 Qd8 44. Kh1 h5 45. gxh5 Qc7 46. Qf5 Qd6 47. e5 fxe5 48. Qxe5+ Kh7 49. Qxd6 Rxd6 50. g4 Re6 51. R1c2 Rce8 52. Kg2 Re2+ 53. Kg3 Rxc2 54. Rxc2 Re6 55. Kf2 Kg7 56. Rc5 Kh6 57. Rxa5 Rd6 58. Ke3 Re6+ 59. Re5 1-0

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.01.29"]
[Round "5"]
[White "Eidinger, Helmut"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2099"]
[BlackElo "1904"]
[PlyCount "112"]
[EventDate "2010.01.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. g3 Nf6 2. c4 c6 3. Bg2 d5 4. Nf3 Nbd7 5. cxd5 Nxd5 6. d4 N7f6 7. Nc3 Bf5 8. 0-0 e6 9. Re1 h6 10. Qb3 Nxc3 11. bxc3 Qb6 12. Nd2 Be7 13. e4 Bg6 14. Nc4 Qxb3 15. axb3 0-0 16. Ba3 Bxa3 17. Rxa3 Rfd8 18. Raa1 Kf8 19. Rad1 h5 20. Ne5 Bh7 21. h3 Nd7 22. Nd3 f6 23. Nf4 Kf7 24. Nxh5 e5 25. g4 Bg8 26. Ng3 g6 27. d5 Nb6 28. c4 c5 29. Ne2 Rd6 30. Nc3 a6 31. Bf1 Nd7 32. Na4 a5 33. Nc3 f5 34. Nb5 Rb6 35. g5 Kg7 36. Bd3 fxe4 37. Bxe4 Bf7 38. Bf3 a4 39. Ra1 a3 40. Bg4 Rxb5 41. cxb5 Nb6 42. Be6 Nxd5 43. Bxd5 Bxd5 44. Rxe5 Bxb3 45. Rxc5 a2 46. Rc7+ Kg8 47. Rxb7 Rd8 48. Ra7 Rb8 49. Rc1 Be6 50. Rc6 Bf7 51. b6 Rb7 52. Rc7 Rxb6 53. Ra8+ Kg7 54. Rxa2 Rb5 55. h4 Rb4 56. Raa7 Rf4 1-0

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.01.27"]
[Round "3"]
[White "Drobny, Michael"]
[Black "Grass, Silvio"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1801"]
[BlackElo "1904"]
[PlyCount "66"]
[EventDate "2010.01.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 c6 4. Bg2 Bf5 5. 0-0 e6 6. Nbd2 h6 7. c4 Bd6 8. b3 Nbd7 9. Bb2 0-0 10. Rc1 Re8 11. Re1 Bh7 12. Ne5 Re7 13. e4 Bb4 14. exd5 exd5 15. f3 dxc4 16. Nexc4 Nb6 17. Rxe7 Qxe7 18. a3 Nxc4 19. Nxc4 Bd6 20. Qd2 Re8 21. Nxd6 Qxd6 22. Re1 Qd7 23. Rxe8+ Qxe8 24. Kf2 Bf5 25. Qe3 Qd7 26. g4 Bxg4 27. Qf4 Be6 28. Qb8+ Kh7 29. Qxa7 Bxb3 30. Qb6 Bd5 31. Qc5 Qf5 32. Qe7 b5 33. Qe5 Ng4+ 0-1

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.01.24"]
[Round "3"]
[White "Illi, Hans Joerg"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2113"]
[BlackElo "1880"]
[PlyCount "83"]
[EventDate "2007.01.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c3 e6 4. Bg5 Be7 5. Nbd2 Nbd7 6. e3 b6 7. Bd3 Bb7 8. 0-0 c5 9. Qa4 c4 10. Bb1 a6 11. Ne5 b5 12. Qd1 Nxe5 13. dxe5 Ne4 14. Bxe7 Qxe7 15. f3 Nc5 16. f4 f5 17. Nf3 Ne4 18. Bxe4 dxe4 19. Nd4 Bd5 20. Nxf5 exf5 21. Qxd5 Rd8 22. Qc6+ Qd7 23. Qxa6 0-0 24. Rfe1 Rfe8 25. a4 Re6 26. Qxb5 Qxb5 27. axb5 Rb6 28. Red1 Rd3 29. Rxd3 exd3 30. Kf2 Rxb5 31. Rb1 Kf7 32. e4 g6 33. exf5 gxf5 34. Ke3 Rd5 35. b4 cxb3 36. Kd2 Ra5 37. Kxd3 Ra2 38. Rxb3 Rxg2 39. Rb7+ Kg6 40. Rb6+ Kg7 41. Rf6 Rxh2 42. Rxf5 1-0

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Eggenberger, Werner"]
[Result "0-1"]
[ECO "D18"]
[BlackElo "2090"]
[PlyCount "76"]
[EventDate "2007.01.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. Bd2 Nbd7 9. 0-0 0-0 10. Nh4 Bg4 11. Be2 Bxe2 12. Qxe2 e5 13. dxe5 Nxe5 14. Rfd1 Qa5 15. Nf5 Rfe8 16. Nd4 Ng6 17. Na2 Bxd2 18. Qxd2 Qg5 19. Nf3 Qh5 20. Qb4 b6 21. Nc3 Ne5 22. Nxe5 Rxe5 23. Rd2 h6 24. Rad1 Rg5 25. Ne4 Rxg2+ 26. Kxg2 Qg4+ 27. Kf1 Nxe4 28. Rd8+ Kh7 29. Qe1 Qh3+ 30. Ke2 Rxd8 31. Rxd8 Qxh2 32. Rd4 f5 33. Rc4 Qh5+ 34. Kf1 Qf3 35. Kg1 h5 36. Rc2 Qg4+ 37. Kh1 Qh3+ 38. Kg1 Ng5 0-1

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Ludwig, Anton"]
[Result "1-0"]
[ECO "A41"]
[BlackElo "1742"]
[PlyCount "39"]
[EventDate "2007.01.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 c6 2. c4 d6 3. Nc3 Nd7 4. Nf3 e5 5. dxe5 dxe5 6. b3 Be7 7. Bb2 Qc7 8. e3 f5 9. Qc2 e4 10. Nd4 Ne5 11. Be2 Bf6 12. 0-0-0 Ne7 13. f4 exf3 14. gxf3 Rf8 15. h3 g6 16. f4 Nf7 17. Bf3 Nd6 18. Ba3 c5 19. Ndb5 Nxb5 20. Nxb5 1-0

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Reutimann, Hans Peter"]
[Result "1-0"]
[ECO "D36"]
[BlackElo "1771"]
[PlyCount "47"]
[EventDate "2007.01.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Qc2 Nf6 6. Bg5 Be7 7. e3 0-0 8. Bd3 Ne4 9. Bxe7 Qxe7 10. Nxe4 dxe4 11. Bxe4 Qb4+ 12. Qc3 Qd6 13. Ne2 f5 14. Bf3 Nd7 15. 0-0 Nf6 16. Nf4 g5 17. Nd3 g4 18. Be2 Ne4 19. Qc2 Rf6 20. Nf4 Ng5 21. Qc5 Qd8 22. Rad1 Ne4 23. Bc4+ Kh8 24. Qe5 1-0

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.??.??"]
[Round "?"]
[White "Eggenberger, Werner"]
[Black "Grass, Silvio"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2086"]
[PlyCount "118"]
[EventDate "2006.01.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Nc2 Bg5 13. a4 bxa4 14. Rxa4 a5 15. b4 Be6 16. b5 Bxd5 17. exd5 Ne7 18. h4 Bf6 19. c4 Nf5 20. g3 Re8 21. Bh3 Nd4 22. 0-0 g6 23. Nxd4 exd4 24. Qd2 Re7 25. h5 Kf8 26. Bg2 Qb6 27. Rfa1 Rea7 28. Be4 Kg8 29. Kg2 Kg7 30. Rh1 Kf8 31. hxg6 fxg6 32. Qd3 Rg7 33. Bf3 Re8 34. Rha1 Ra7 35. Bg4 Kg7 36. Qd2 Rea8 37. Rh1 Rh8 38. Qh6+ Kf7 39. Be6+ Ke8 40. Re1 Re7 41. Qd2 Ra7 42. Bc8+ Kf7 43. Qe2 Re7 44. Be6+ Kg7 45. Qd2 Ra7 46. Rea1 Rha8 47. Rh1 h5 48. g4 Rh8 49. g5 Be7 50. f4 Rf8 51. Ra3 Qc5 52. Ra4 d3 53. Qc3+ Kh7 54. Qxd3 Bxg5 55. Rxh5+ Bh6 56. Ra1 Rxf4 57. Rxh6+ Kxh6 58. Rh1+ Kg7 59. Qe2 Qd4 1/2-1/2

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Eggenberger, Ulrich"]
[Result "1/2-1/2"]
[ECO "A90"]
[BlackElo "2025"]
[PlyCount "37"]
[EventDate "2006.01.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Bb4+ 5. Bd2 Qe7 6. a3 Bxd2+ 7. Nxd2 0-0 8. e3 d6 9. Ne2 c6 10. 0-0 Nbd7 11. Rc1 Kh8 12. e4 Qf7 13. exf5 exf5 14. f3 Re8 15. Re1 Nf8 16. Nf4 Bd7 17. Rxe8 Rxe8 18. Qf1 Qe7 19. Qf2 1/2-1/2

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Schirmer, Hans"]
[Result "1-0"]
[ECO "E32"]
[BlackElo "1559"]
[PlyCount "42"]
[EventDate "2006.01.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. Bg5 h6 6. Bh4 d5 7. e3 c5 8. dxc5 g5 9. Bg3 Ne4 10. Bd3 f5 11. Bxe4 fxe4 12. cxd5 Qxd5 13. Rd1 Qxc5 14. Bd6 Bxc3+ 15. bxc3 Qf5 16. Bxf8 Kxf8 17. Rd8+ Ke7 18. Rxc8 Kd7 19. Rc4 Nc6 20. Rxc6 Kxc6 21. Ne2 Rd8 1-0

[Event "Zuerich Seniors op 3rd"]
[Site "Zuerich"]
[Date "2005.02.03"]
[Round "?"]
[White "Nydegger, Charles"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1755"]
[BlackElo "1829"]
[PlyCount "69"]
[EventDate "2005.01.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. Bg5 b5 9. Bxf6 Bxf6 10. Nd5 Bb7 11. a4 b4 12. Bc4 Nc6 13. 0-0 a5 14. Bb5 0-0 15. Qd3 Na7 16. Rfd1 Bxd5 17. Qxd5 Nxb5 18. axb5 Be7 19. Ra4 Qc7 20. c4 Qc5 21. b3 Qb6 22. Rda1 Ra7 23. Ne1 Rfa8 24. Nc2 h6 25. Ne3 Bf8 26. Rd1 g6 27. Qd3 Qd8 28. c5 Rc8 29. c6 Qb6 30. Nd5 Qd8 31. b6 Rxc6 32. bxa7 Rc5 33. Qa6 Qh4 34. a8Q Rc2 35. Qf1 1-0

[Event "Zuerich Seniors op 3rd"]
[Site "Zuerich"]
[Date "2005.02.01"]
[Round "?"]
[White "Meili, Gustav"]
[Black "Grass, Silvio"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1600"]
[BlackElo "1829"]
[PlyCount "68"]
[EventDate "2005.01.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. c3 Nc6 5. 0-0 a6 6. d4 b5 7. Bb3 c4 8. Bc2 Nf6 9. Be3 Bb7 10. Nbd2 Qc7 11. Qe2 Be7 12. Rae1 h6 13. h3 0-0 14. Nh2 e5 15. d5 Nb8 16. f4 exf4 17. Bxf4 Nbd7 18. Rf3 Ne5 19. Bxe5 dxe5 20. Rg3 Bc8 21. Bd1 Ra7 22. Kh1 Nh7 23. Ndf3 Kh8 24. Rf1 f5 25. Rg6 fxe4 26. Rc6 exf3 27. Rxf3 Qb8 28. Qe4 Ng5 29. Qg6 Nxf3 30. Nxf3 Bf5 31. Qh5 Qe8 32. Qxe8 Rxe8 33. Nxe5 Bf6 34. Nf3 Be4 0-1

[Event "Zuerich Seniors op 3rd"]
[Site "Zuerich"]
[Date "2005.01.26"]
[Round "3"]
[White "Grass, Silvio"]
[Black "Capraro, Linus"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1829"]
[BlackElo "1947"]
[PlyCount "50"]
[EventDate "2005.01.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 a6 7. Bd3 c5 8. d5 e6 9. a4 exd5 10. cxd5 b6 11. Nge2 Nbd7 12. f4 Ng4 13. Bg1 f5 14. Qd2 Ndf6 15. 0-0-0 fxe4 16. Bxe4 Nxe4 17. Nxe4 Qe7 18. N2g3 Rxf4 19. Qd3 b5 20. Nxc5 Qf6 21. Rd2 Ne5 22. Qb3 dxc5 23. Bxc5 Rc4+ 24. Rc2 Nd3+ 25. Qxd3 Qxb2+ 0-1

[Event "Samnaun Seniors"]
[Site "Samnaun"]
[Date "2004.07.13"]
[Round "6"]
[White "Eggenberger, Werner"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2097"]
[PlyCount "77"]
[EventDate "2004.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. Nd5 Nxd5 10. exd5 Bf5 11. Qd2 Nd7 12. 0-0 0-0 13. Rab1 Rc8 14. Na5 Rc7 15. b4 Qa8 16. c4 b6 17. Nc6 Bf6 18. g4 Bg6 19. g5 Bd8 20. f4 f6 21. f5 Be8 22. h4 Rxc6 23. dxc6 Qxc6 24. Qd5+ Qxd5 25. cxd5 Kf7 26. Bxa6 Nb8 27. Bc8 Bb5 28. Be6+ Ke7 29. Rf2 Bd7 30. gxf6+ gxf6 31. Bh6 Re8 32. Rg2 Bxe6 33. fxe6 Na6 34. Rg7+ Kf8 35. Rf7+ Kg8 36. Rb2 Nxb4 37. Rg2+ Kh8 38. Bg7+ Kg8 39. Bxf6# 1-0

[Event "Samnaun Seniors"]
[Site "Samnaun"]
[Date "2004.07.09"]
[Round "2"]
[White "Grass, Silvio"]
[Black "Nydegger, Charles"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "79"]
[EventDate "2004.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 c6 5. cxd5 exd5 6. e3 Bf5 7. Nf3 Nbd7 8. Bd3 Be4 9. Bxe4 dxe4 10. Nd2 Qa5 11. Bxf6 Nxf6 12. 0-0 Qf5 13. Qc2 Bd6 14. f4 0-0-0 15. Nc4 Rhe8 16. Ne5 Ng4 17. Rae1 Bb4 18. h3 Nxe5 19. fxe5 Qg6 20. Rf4 f5 21. exf6 gxf6 22. Ref1 Bd6 23. Rg4 Qh6 24. Qf2 Kb8 25. Ne2 f5 26. Rh4 Qg5 27. Nf4 Rg8 28. Ne6 Bg3 29. Nxg5 Bxf2+ 30. Rxf2 Rxg5 31. Rxh7 Rf8 32. Rh4 Rg3 33. Rxe4 Rxg2+ 34. Kxg2 Rg8+ 35. Kf3 fxe4+ 36. Kxe4 Rg3 37. h4 Rh3 38. Rf8+ Kc7 39. Rh8 Rh2 40. h5 1-0

[Event "SUI-ch Seniors"]
[Site "Silvaplana"]
[Date "2003.??.??"]
[Round "4"]
[White "Grass, Silvio"]
[Black "Studer, Kurt"]
[Result "1-0"]
[ECO "E88"]
[WhiteElo "1902"]
[BlackElo "1817"]
[PlyCount "72"]
[EventDate "2003.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 0-0 7. Bd3 e5 8. d5 Na6 9. Nge2 Nb4 10. Nc1 a5 11. Be2 cxd5 12. cxd5 Bd7 13. a3 Na6 14. 0-0 Ne8 15. Na4 b5 16. Nb6 Rb8 17. Nxd7 Qxd7 18. a4 Nac7 19. axb5 Nxb5 20. Rxa5 Nd4 21. Bxd4 exd4 22. Nd3 Qc7 23. Qa4 Qb6 24. Ra6 Qd8 25. Qa3 f5 26. Nf4 Rf7 27. Ne6 Qe7 28. Nxg7 Kxg7 29. Bd3 fxe4 30. Bxe4 Qg5 31. Ra7 Qd2 32. Rxf7+ Kxf7 33. Qa7+ Kf6 34. Qxb8 Qe3+ 35. Kh1 Ke7 36. Qb7+ Kf6 1-0

[Event "Pontresina Seniors op"]
[Site "Pontresina"]
[Date "2000.??.??"]
[Round "6"]
[White "Grass, Silvio"]
[Black "Denzinger, Karl"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "117"]
[EventDate "2000.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 c6 7. Qc2 Be7 8. Bd3 0-0 9. Nf3 Re8 10. 0-0 Nf8 11. Ne5 Bd6 12. f4 Be6 13. Na4 Rc8 14. Nc5 b6 15. Nb7 Qc7 16. Nxd6 Qxd6 17. f5 Bd7 18. Bf4 Qe7 19. Qe2 Ne4 20. Bxe4 dxe4 21. g4 f6 22. Nc4 h6 23. Nd6 Nh7 24. Nxc8 Rxc8 25. Rac1 Qb4 26. Qc4+ Qxc4 27. Rxc4 c5 28. Rc3 c4 29. b3 Bb5 30. Rfc1 Ng5 31. Bxg5 hxg5 32. bxc4 Ba6 33. a4 Rd8 34. c5 b5 35. axb5 Bxb5 36. c6 Kf7 37. Rc5 a6 38. c7 Rc8 39. Kf2 Ke7 40. Ke1 Kd6 41. Kd2 Bd3 42. R1c3 Bf1 43. Kc2 Kd7 44. Kb3 Be2 45. Kb4 Bxg4 46. Ka5 Be2 47. Kb6 g6 48. Rd5+ Ke7 49. Kb7 Bg4 50. Kxc8 gxf5 51. Kb8 f4 52. c8Q Bxc8 53. Kxc8 fxe3 54. Rxe3 Ke6 55. Ra5 f5 56. Kc7 g4 57. Re5+ Kf6 58. Re1 Kg5 59. R1xe4 1-0

[Event "Pontresina Seniors op"]
[Site "Pontresina"]
[Date "2000.??.??"]
[Round "2"]
[White "Grass, Silvio"]
[Black "Schneider, Elmar"]
[Result "0-1"]
[ECO "A40"]
[PlyCount "74"]
[EventDate "2000.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. Nxe5 Qxe5 6. Qd5 Qxd5 7. Nxd5 Bd6 8. g3 c6 9. Bf4 Bxf4 10. Nxf4 d5 11. Bg2 Bf5 12. 0-0-0 Nf6 13. h3 g5 14. Nd3 Bxd3 15. exd3 Kd7 16. Rhe1 Rhe8 17. Kd2 Rxe1 18. Rxe1 Re8 19. Rxe8 Nxe8 20. Ke3 Kd6 21. f4 f6 22. g4 a5 23. c4 dxc4 24. dxc4 Kc5 25. fxg5 fxg5 26. b3 Nd6 27. Be4 h6 28. a3 Nxe4 29. Kxe4 a4 30. bxa4 Kxc4 31. Ke5 c5 32. Kd6 Kd4 33. Kc7 c4 34. a5 c3 35. Kxb7 c2 36. a6 c1Q 37. a4 Kd5 0-1

[Event "Pontresina Seniors op"]
[Site "Pontresina"]
[Date "2000.??.??"]
[Round "8"]
[White "Grass, Silvio"]
[Black "Wuergler, Dieter"]
[Result "1-0"]
[ECO "D60"]
[PlyCount "69"]
[EventDate "2000.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. cxd5 Nxd5 6. Bxe7 Qxe7 7. e3 0-0 8. Nf3 Nd7 9. Rc1 N7f6 10. Bd3 a6 11. 0-0 b6 12. Ne5 Bb7 13. Nxd5 Nxd5 14. a3 Rac8 15. Nc6 Qd6 16. Qc2 Bxc6 17. Qxc6 Qxc6 18. Rxc6 Ne7 19. Rc2 b5 20. Be4 Nd5 21. Bxd5 exd5 22. Rfc1 h6 23. Rc6 Rfe8 24. Rxc7 Rxc7 25. Rxc7 Kf8 26. Kf1 Re6 27. Ke2 g5 28. Rd7 Rc6 29. Kd2 Rf6 30. f3 g4 31. f4 g3 32. h3 Rf5 33. Rd6 Rh5 34. Ke2 a5 35. Ra6 1-0

[Event "Pontresina Seniors op"]
[Site "Pontresina"]
[Date "2000.??.??"]
[Round "7"]
[White "Maeser, Rolf"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "103"]
[EventDate "2000.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 e6 5. Nf3 Nc6 6. c4 Ndb4 7. a3 Qa5 8. Bd2 Nxd4 9. Nxd4 cxd4 10. f4 d3 11. Bxb4 Bxb4+ 12. Nd2 Bxd2+ 13. Qxd2 Qxd2+ 14. Kxd2 b6 15. Bxd3 Bb7 16. Rhg1 Ke7 17. g3 Rhd8 18. Rac1 Rac8 19. Rc3 d6 20. Re1 d5 21. cxd5 Bxd5 22. Rxc8 Rxc8 23. h4 h6 24. Re3 Bc4 25. Be4 Rd8+ 26. Kc2 Bd5 27. Bd3 Rc8+ 28. Kd2 Bc4 29. Bb1 Bd5 30. Rc3 Rd8 31. Rc7+ Rd7 32. Rxd7+ Kxd7 33. Kc3 a5 34. Bd3 Kc6 35. g4 Bf3 36. g5 Kd5 37. b4 hxg5 38. hxg5 Kc6 39. bxa5 bxa5 40. Kd4 Bg4 41. g6 fxg6 42. Bxg6 Bf5 43. Bxf5 exf5 44. a4 Kd7 45. Kd5 Ke7 46. e6 g5 47. fxg5 f4 48. Ke4 f3 49. Kxf3 Kxe6 50. Ke4 Kf7 51. Kd5 Kg6 52. Kc5 1-0

[Event "Pontresina Seniors op"]
[Site "Pontresina"]
[Date "2000.??.??"]
[Round "9"]
[White "Nydegger, Charles"]
[Black "Grass, Silvio"]
[Result "0-1"]
[ECO "B93"]
[PlyCount "42"]
[EventDate "2000.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Qc7 8. Bd3 b5 9. a3 Bb7 10. 0-0 Be7 11. Qe1 Nbd7 12. Kh1 0-0 13. Nd5 Bxd5 14. exd5 Rfe8 15. Ng5 Nf8 16. Bd2 h6 17. fxe5 dxe5 18. Nf3 Bd6 19. Qh4 e4 20. Bxh6 Ng6 21. Qg5 Bf4 0-1

[Event "Pontresina Seniors op"]
[Site "Pontresina"]
[Date "2000.??.??"]
[Round "3"]
[White "Pollermann, Werner"]
[Black "Grass, Silvio"]
[Result "0-1"]
[ECO "D50"]
[PlyCount "72"]
[EventDate "2000.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Bg5 c6 5. a3 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. exf6 gxh4 10. a4 Bb4 11. Nf3 Bb7 12. Be2 Nd7 13. 0-0 Bxc3 14. bxc3 Qxf6 15. Nd2 c5 16. Bf3 Bxf3 17. Nxf3 b4 18. Re1 cxd4 19. Nxd4 b3 20. Qh5 0-0 21. a5 Qg5 22. Qe2 h3 23. g3 Rac8 24. f4 Qg6 25. Nb5 Rc5 26. Nd4 Nf6 27. Rad1 Nd5 28. Qf3 Rfc8 29. Re5 b2 30. f5 Qg7 31. Re4 Nf6 32. Rf4 e5 33. Rh4 exd4 34. cxd4 R5c7 35. Rxh3 c3 36. Qe3 c2 0-1

[Event "Pizol op"]
[Site "Pizol"]
[Date "1997.??.??"]
[Round "?"]
[White "Doeserich, Reinhard"]
[Black "Grass, Silvio"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "64"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Ne4 4. Bf4 c5 5. e3 e6 6. Nbd2 Nxd2 7. Qxd2 Qb6 8. Rb1 Nc6 9. c3 Bd7 10. Bd3 Be7 11. 0-0 cxd4 12. exd4 h6 13. Rfe1 Qd8 14. Bc2 Bf6 15. Re2 Ne7 16. a4 b5 17. b3 a6 18. Ne5 Ra7 19. Bg3 Bxe5 20. Bxe5 Rg8 21. Re3 f6 22. Bd6 Bc8 23. Bc5 Rb7 24. Qe2 Qd7 25. Re1 Kd8 26. Rxe6 Qxe6 27. Qxe6 Bxe6 28. Rxe6 bxa4 29. bxa4 Re8 30. Rxa6 Nc8 31. Kf1 Rb2 32. Bd3 Rd2 0-1

[Event "Pizol op"]
[Site "Pizol"]
[Date "1997.??.??"]
[Round "?"]
[White "Ernst, Heinz"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "169"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 c6 6. cxd5 exd5 7. Qc2 Nbd7 8. Bd3 h6 9. Bh4 0-0 10. Nf3 Re8 11. 0-0 Nf8 12. Rab1 a5 13. a3 N8d7 14. Na4 Ne4 15. Bxe7 Qxe7 16. b4 Qd6 17. Nc5 Nexc5 18. bxc5 Qc7 19. Bh7+ Kh8 20. Bf5 Nf6 21. Ne5 Bxf5 22. Qxf5 Ra6 23. Rb3 Kg8 24. Rfb1 Ra7 25. f3 Re7 26. R1b2 Nd7 27. Ng4 Nf8 28. Qb1 Ng6 29. a4 h5 30. Nf2 Qd7 31. g3 Qc8 32. Kg2 Qd7 33. Qd1 Nf8 34. f4 g6 35. Qb1 Nh7 36. Nd3 f6 37. Ne1 Kg7 38. Nf3 Nf8 39. Nh4 Qc8 40. h3 Qd7 41. f5 g5 42. Nf3 Kh6 43. h4 Nh7 44. hxg5+ Nxg5 45. Nxg5 fxg5 46. Rf2 Ra8 47. Rf1 Rb8 48. Rh1 Qe8 49. Qd1 Re4 50. g4 h4 51. Qf3 Qf7 52. Rhb1 Re7 53. Rb6 Rbe8 54. R1b3 Rc7 55. Kf2 Ree7 56. Qh1 Re4 57. Qf3 Ree7 58. Qh3 Re4 59. Qg2 Ree7 60. Qh2 Re4 61. Qd6+ Kg7 62. Kf3 Ree7 63. Qd8 Qf8 64. Qd6 Qf7 65. Qh2 Re4 66. Qxc7 Qxc7 67. Rxb7 Re7 68. Rxc7 Rxc7 69. Rb6 Kf7 70. Ra6 Ke7 71. Rxa5 Kd7 72. Ra8 Ke7 73. Rg8 Kf6 74. Rg6+ Kf7 75. Rxg5 Ra7 76. Rh5 Rxa4 77. Rxh4 Ra1 78. Rh6 Rf1+ 79. Ke2 Rg1 80. Rxc6 Rxg4 81. Rd6 Rg1 82. Rxd5 Kf6 83. c6 Rc1 84. Rc5 Ra1 85. c7 1-0

[Event "Pizol op"]
[Site "Pizol"]
[Date "1997.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Bischof, Rafael"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "79"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 Bg4 8. Qc2 g6 9. h3 Bd7 10. Bxf6 Bxf6 11. Nxd5 Nc6 12. Nxf6+ Qxf6 13. Nf3 Rfe8 14. 0-0 Nb4 15. Qd2 Nxd3 16. Qxd3 Qf5 17. Qxf5 Bxf5 18. Rac1 c6 19. Rc3 Be4 20. Nd2 Bd5 21. a3 b6 22. b4 a5 23. Nc4 Bxc4 24. Rxc4 axb4 25. axb4 Ra4 26. Rfc1 b5 27. Rxc6 Rxb4 28. Rb6 Kg7 29. Rc5 Rb1+ 30. Kh2 Rb2 31. Kg3 f5 32. Rbxb5 Rxb5 33. Rxb5 Kf6 34. h4 h5 35. Rb6+ Re6 36. Rxe6+ Kxe6 37. Kf4 Kf6 38. d5 Ke7 39. Kg5 Kd6 40. Kxg6 1-0

[Event "Pizol op"]
[Site "Pizol"]
[Date "1997.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Klauser, Andreas P"]
[Result "0-1"]
[ECO "A90"]
[PlyCount "84"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. cxd5 exd5 7. Bg5 c6 8. Bxf6 Bxf6 9. Rc1 0-0 10. e3 Nd7 11. Nge2 Kh8 12. 0-0 Be7 13. Nf4 Nf6 14. Rc2 Bd6 15. Nd3 Qe8 16. Re1 Qg6 17. Ne2 Qh6 18. h3 Bd7 19. Nc3 Rae8 20. f4 Bc8 21. Ne5 Re7 22. Qe2 Rg8 23. Kf2 g5 24. Rg1 Qg7 25. Rcc1 Bd7 26. Ke1 Be8 27. Kd2 Qh6 28. Qf2 Reg7 29. Ne2 gxf4 30. Qxf4 Qxf4 31. exf4 Ne4+ 32. Bxe4 dxe4 33. a3 Bh5 34. Rc3 Rd8 35. Ke3 Bxe2 36. Kxe2 h5 37. b4 Kh7 38. Re3 a6 39. Kf2 Bb8 40. Kg2 Rxd4 41. Rc1 Rd5 42. Nc4 Bxf4 0-1

[Event "Pizol op"]
[Site "Pizol"]
[Date "1997.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Meier, Hanspeter"]
[Result "1-0"]
[ECO "A70"]
[PlyCount "59"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 0-0 7. Nf3 e6 8. 0-0 exd5 9. cxd5 Nbd7 10. Bf4 Ne8 11. Re1 Ne5 12. Bxe5 dxe5 13. h3 Nd6 14. Nd2 a6 15. a4 b6 16. Nc4 f5 17. Nxd6 Qxd6 18. f3 f4 19. Qe2 Bb7 20. Nb1 b5 21. axb5 axb5 22. Rxa8 Rxa8 23. Bxb5 Qb6 24. Nc3 Ba6 25. Bxa6 c4+ 26. Kh2 Qxa6 27. Rd1 Bf6 28. Qd2 Bh4 29. d6 Qb6 30. Qd5+ 1-0

[Event "Pizol op"]
[Site "Pizol"]
[Date "1997.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Weindl, Alfred"]
[Result "0-1"]
[ECO "E81"]
[BlackElo "2335"]
[PlyCount "82"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 0-0 6. f3 Nbd7 7. Nh3 a6 8. Be2 c5 9. d5 b5 10. cxb5 axb5 11. Bxb5 Ne5 12. Nf2 Qa5 13. 0-0 Ba6 14. a4 Nc4 15. Qc1 Rfb8 16. Bg5 Ne8 17. Ng4 Bd4+ 18. Kh1 f6 19. Bf4 Bxb5 20. axb5 Qxa1 21. Qxa1 Rxa1 22. Rxa1 Nxb2 23. Ne2 Nd3 24. Nxd4 cxd4 25. Bg3 Rxb5 26. Nf2 Nxf2+ 27. Bxf2 d3 28. Rd1 Rb3 29. Kg1 f5 30. Bd4 Kf7 31. Kf2 fxe4 32. fxe4 Nf6 33. Bxf6 Kxf6 34. Rd2 Ke5 35. Ke3 Rb4 36. Rf2 Rxe4+ 37. Kxd3 Kxd5 38. Rf7 h5 39. h3 Re5 40. h4 Ke6 41. Rf8 Rf5 0-1

[Event "Pizol op"]
[Site "Pizol"]
[Date "1997.??.??"]
[Round "?"]
[White "Hesse, Juergen"]
[Black "Grass, Silvio"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2190"]
[PlyCount "92"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Bb5 Bd7 5. Bxc6 Bxc6 6. Nf3 e6 7. 0-0 Ne7 8. Qe1 g6 9. d3 Bg7 10. Qh4 Qd7 11. Be3 b6 12. Rab1 f5 13. Bd2 0-0-0 14. b4 h6 15. Qe1 Kc7 16. a4 Rhg8 17. e5 Bxf3 18. Nb5+ Kb8 19. Rxf3 dxe5 20. bxc5 Nc8 21. cxb6 Nxb6 22. fxe5 Ka8 23. d4 Rb8 24. Ba5 Rgc8 25. Bxb6 Rxb6 26. Nd6 Rcb8 27. Rfb3 Qxa4 28. Qe3 Rxb3 29. Rxb3 Rxb3 30. cxb3 Qa1+ 31. Kf2 Qa6 32. Qc3 Bf8 33. Qc7 Bxd6 34. exd6 Qa2+ 35. Kg3 Qxb3+ 36. Kh4 Qb7 37. Qc5 Qe4+ 38. Kg3 f4+ 39. Kf2 Qe3+ 40. Kf1 Qd3+ 41. Ke1 Qb1+ 42. Kd2 Qb2+ 43. Kd3 Qb1+ 44. Kc4 Qc2+ 45. Kb5 Qb3+ 46. Ka5 Qa2+ 1/2-1/2

[Event "Pizol op"]
[Site "Pizol"]
[Date "1997.??.??"]
[Round "?"]
[White "Mack, Thomas"]
[Black "Grass, Silvio"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "76"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[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 Qc7 10. a4 Nbd7 11. Be3 exf4 12. Rxf4 Ne5 13. Nd5 Bxd5 14. exd5 Rc8 15. c4 0-0 16. Nd4 Rfe8 17. b3 Ng6 18. Rf1 Ne4 19. Bg4 Rcd8 20. Bf5 Bf6 21. Qg4 Nc5 22. Bg5 Bxd4+ 23. Qxd4 f6 24. Bxf6 gxf6 25. Qxf6 Qg7 26. Bxg6 Qxg6 27. b4 Nd7 28. Qxg6+ hxg6 29. Rac1 Ne5 30. Rfd1 b6 31. c5 dxc5 32. bxc5 bxc5 33. Rxc5 Rd6 34. a5 Red8 35. Kf2 Nc6 36. Ke3 Ne7 37. Ke4 Kg7 38. Rd3 Ng8 0-1

[Event "Pizol op"]
[Site "Pizol"]
[Date "1997.??.??"]
[Round "?"]
[White "Schweizer, Robert"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2085"]
[PlyCount "63"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. 0-0-0 b5 10. Bd3 Bb7 11. Rhe1 Be7 12. Qg3 Nc5 13. Bxf6 gxf6 14. Qg7 Nxd3+ 15. Rxd3 Rf8 16. Rde3 Rc8 17. Nd5 Bxd5 18. exd5 e5 19. Nc6 b4 20. Qxh7 Qb6 21. Qf5 Rc7 22. g4 Rh8 23. Nxe7 Kxe7 24. R3e2 Qa5 25. Kb1 Rhc8 26. g5 b3 27. axb3 Rxc2 28. gxf6+ Kd8 29. Rg1 Rxe2 30. Rg8+ Kc7 31. Qxc8+ Kb6 32. Qc6+ 1-0

[Event "Arosa HT2 op"]
[Site "Arosa"]
[Date "1996.07.17"]
[Round "7.2"]
[White "Grass, Silvio"]
[Black "Gretener, Kurt"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1770"]
[BlackElo "1815"]
[PlyCount "90"]
[EventDate "1996.07.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 h6 8. Bh4 0-0 9. Qc2 c6 10. Nf3 Re8 11. 0-0 a6 12. Na4 Bd6 13. Rae1 Qc7 14. Bxf6 Nxf6 15. h3 Bd7 16. Nc5 Rad8 17. Nxd7 Rxd7 18. Re2 Rde7 19. a3 Qd8 20. Nh4 Bb8 21. Rd1 Qc7 22. f4 Ne4 23. Nf5 Re6 24. g4 Kh7 25. Bxe4 dxe4 26. Rh2 Qd7 27. h4 Rg6 28. Rg2 Rge6 29. h5 g6 30. hxg6+ fxg6 31. Ng3 R6e7 32. Qe2 Rf7 33. Rh2 Bd6 34. g5 Bf8 35. Kg2 Bg7 36. Rdh1 h5 37. Nxh5 gxh5 38. Qxh5+ Kg8 39. Qg6 Qg4+ 40. Kf1 Qf3+ 41. Ke1 Qxe3+ 42. Kd1 Qxd4+ 43. Kc1 Qe3+ 44. Kd1 Rd8+ 45. Kc2 Qxf4 1-0

[Event "Wangs Pizol op"]
[Site "Wangs Pizol"]
[Date "1996.??.??"]
[Round "9"]
[White "Amsler, Frank"]
[Black "Grass, Silvio"]
[Result "1/2-1/2"]
[ECO "B98"]
[PlyCount "38"]
[EventDate "1996.??.??"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 b6 10. g4 Bb7 11. Bxf6 Bxf6 12. g5 Be7 13. Rg1 Nc6 14. f5 Nxd4 15. Rxd4 Qc5 16. Qf2 e5 17. Rd2 Qxf2 18. Rxf2 d5 19. Re2 d4 1/2-1/2

[Event "Wangs Pizol op"]
[Site "Wangs Pizol"]
[Date "1996.??.??"]
[Round "1"]
[White "Bischoff, Peter"]
[Black "Grass, Silvio"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2120"]
[PlyCount "72"]
[EventDate "1996.??.??"]
[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 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 Nc6 7. Nc3 Bb4 8. Bd2 Nxc3 9. bxc3 Be7 10. Bd3 0-0 11. Qc2 h6 12. 0-0 d6 13. Rad1 dxe5 14. dxe5 Qc7 15. Bf4 b6 16. Qe2 f5 17. exf6 Qxf4 18. fxe7 Nxe7 19. Bc4 Qg4 20. h3 Qg6 21. Ne5 Qg5 22. f4 Rxf4 23. Rxf4 Qxf4 24. Rf1 Qg5 25. Qf3 Qxe5 26. Qf8+ Kh7 27. Qxe7 Qe3+ 28. Kh1 Qxc3 29. Qh4 Bb7 30. Qg4 Bd5 31. Bxd5 exd5 32. Qf5+ Kh8 33. Qxd5 Rc8 34. Qd7 a5 35. a4 Kh7 36. Qf5+ Kh8 1/2-1/2

[Event "Wangs Pizol op"]
[Site "Wangs Pizol"]
[Date "1996.??.??"]
[Round "5"]
[White "Eberhard, Klaus"]
[Black "Grass, Silvio"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "23"]
[EventDate "1996.??.??"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 0-0 8. Qc2 h6 9. Bh4 Nbd7 10. Nf3 Re8 11. 0-0 Nf8 12. Rac1 1/2-1/2

[Event "Wangs Pizol op"]
[Site "Wangs Pizol"]
[Date "1996.??.??"]
[Round "8"]
[White "Grass, Silvio"]
[Black "Baertsch, Juerg"]
[Result "1/2-1/2"]
[ECO "A00"]
[PlyCount "36"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d3 f5 2. d4 Nf6 3. Bg5 e6 4. Nc3 Be7 5. e3 b6 6. Nf3 Bb7 7. Ne5 Nc6 8. Bxf6 Bxf6 9. Qh5+ g6 10. Nxg6 hxg6 11. Qxg6+ Ke7 12. d5 Ne5 13. Qg3 Qg8 14. Qf4 Rh4 15. Qg3 Qxg3 16. fxg3 Rh7 17. 0-0-0 Ng4 18. dxe6 dxe6 1/2-1/2

[Event "Wangs Pizol op"]
[Site "Wangs Pizol"]
[Date "1996.??.??"]
[Round "4"]
[White "Grass, Silvio"]
[Black "Eberhard, Kurt"]
[Result "1/2-1/2"]
[ECO "E88"]
[BlackElo "2025"]
[PlyCount "103"]
[EventDate "1996.??.??"]
[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 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 c6 8. Qd2 cxd5 9. cxd5 a6 10. Bd3 Nbd7 11. Nh3 b5 12. b4 Nb6 13. Nf2 Bd7 14. 0-0 Rc8 15. Rfc1 Nc4 16. Bxc4 Rxc4 17. Nd3 Qb8 18. a3 Rfc8 19. Nb2 R4c7 20. Ne2 Ne8 21. Rxc7 Rxc7 22. Rc1 f5 23. Rxc7 Qxc7 24. Qc3 Qb7 25. Qc1 Nf6 26. Qc2 fxe4 27. fxe4 Ng4 28. Qc1 Nxe3 29. Qxe3 Qc7 30. Qd2 Bf6 31. h3 Kg7 32. Nd3 h6 33. Qc1 Qa7+ 34. Kf1 Bg5 35. Qc3 Qb7 36. Nef4 Qc8 37. Qxc8 Bxc8 38. Ne2 Be3 39. Ng1 h5 40. Nf3 Kf6 41. Ke2 Bb6 42. Nh2 Bd7 43. Kf3 Be8 44. Nf2 Kg5 45. Nd3 Kh4 46. Nf1 g5 47. Nf2 g4+ 48. Ke2 Kg5 49. hxg4 hxg4 50. g3 Bg6 51. Nd2 Bd4 52. Nd1 1/2-1/2

[Event "Wangs Pizol op"]
[Site "Wangs Pizol"]
[Date "1996.??.??"]
[Round "6"]
[White "Grass, Silvio"]
[Black "Gruener, Adrian"]
[Result "1/2-1/2"]
[ECO "D32"]
[PlyCount "74"]
[EventDate "1996.??.??"]
[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 c5 3. Nc3 d5 4. Nf3 e6 5. cxd5 exd5 6. Bg5 Be7 7. Qc2 h6 8. Bh4 Be6 9. e3 Qa5 10. Bd3 Nbd7 11. 0-0 0-0 12. a3 Qd8 13. b4 Nb6 14. Rfc1 Nc4 15. Bxc4 dxc4 16. Ne5 Rc8 17. Na4 b5 18. Nxc5 Bxc5 19. dxc5 Qd5 20. Bxf6 gxf6 21. Ng6 Rfe8 22. Nf4 Qe5 23. Rd1 Bf5 24. Qe2 Rcd8 25. Rxd8 Rxd8 26. Rd1 Rxd1+ 27. Qxd1 c3 28. Qd4 c2 29. Ne2 Qe6 30. Nc1 Kf8 31. f3 Ke7 32. e4 Bg6 33. Kf2 f5 34. e5 f6 35. Qd6+ Kf7 36. Qc7+ Kg8 37. Qd8+ Kf7 1/2-1/2

[Event "Wangs Pizol op"]
[Site "Wangs Pizol"]
[Date "1996.??.??"]
[Round "3"]
[White "Grass, Silvio"]
[Black "Studer, Kurt"]
[Result "1-0"]
[ECO "E32"]
[PlyCount "104"]
[EventDate "1996.??.??"]
[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. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 f5 8. Nf3 d6 9. g3 b6 10. Bg2 c6 11. Nh4 d5 12. f3 Ng5 13. Bxg5 Qxg5 14. f4 Qe7 15. Nf3 Ba6 16. b3 Bb7 17. 0-0 Re8 18. Rfe1 Nd7 19. e3 Nf6 20. Ne5 Ne4 21. b4 b5 22. c5 a5 23. Bxe4 fxe4 24. Qb2 a4 25. Qg2 g5 26. Rf1 Rf8 27. Kh1 Rae8 28. Ra2 Qg7 29. Raf2 g4 30. f5 exf5 31. Rxf5 Rxf5 32. Rxf5 Rf8 33. Qf2 h5 34. Kg2 Ba8 35. h3 gxh3+ 36. Kxh3 Bb7 37. Rxf8+ Qxf8 38. Qxf8+ Kxf8 39. Kh4 Kg7 40. Kxh5 Ba8 41. Kg5 Bb7 42. Kh5 Ba8 43. g4 Bb7 44. g5 Ba8 45. g6 Bb7 46. Kg5 Ba8 47. Kf5 Bb7 48. Ke6 Bc8+ 49. Kd6 Kf6 50. Kxc6 Be6 51. Kd6 Kf5 52. g7 Kf6 1-0

[Event "Wangs Pizol op"]
[Site "Wangs Pizol"]
[Date "1996.??.??"]
[Round "2"]
[White "Kuchen, Daniel"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "D63"]
[WhiteElo "2010"]
[PlyCount "47"]
[EventDate "1996.??.??"]
[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 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Rc1 b6 8. Bd3 h6 9. Bf4 c6 10. cxd5 exd5 11. 0-0 Bb7 12. Re1 Nh5 13. Ne5 Nxf4 14. exf4 c5 15. Bb1 Nf6 16. Qd3 g6 17. Nxg6 fxg6 18. Qxg6+ Kh8 19. Qxh6+ Kg8 20. Re3 Ne4 21. Rg3+ Bg5 22. Nxe4 dxe4 23. Rxg5+ Kf7 24. Rg7+ 1-0

[Event "Wangs Pizol op"]
[Site "Wangs Pizol"]
[Date "1996.??.??"]
[Round "7"]
[White "Prang, Edgar"]
[Black "Grass, Silvio"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2335"]
[PlyCount "38"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 dxc4 3. Na3 c5 4. Nxc4 Nc6 5. e3 g6 6. Be2 Bg7 7. 0-0 Nh6 8. a3 b5 9. d4 bxc4 10. Qa4 Bd7 11. Qxc4 cxd4 12. exd4 Nf5 13. Be3 Rc8 14. Qd3 Nxe3 15. fxe3 0-0 16. b4 Bg4 17. Rac1 e6 18. Rc5 Bxf3 19. Bxf3 Nxd4 0-1

[Event "SUI-ch op2"]
[Site "Luzern"]
[Date "1994.07.17"]
[Round "2"]
[White "Grass, Silvio"]
[Black "Guensberg, Alexander"]
[Result "0-1"]
[ECO "A51"]
[WhiteElo "1698"]
[BlackElo "1636"]
[PlyCount "50"]
[EventDate "1994.07.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Nf3 b6 5. Nbd2 Bb7 6. a3 d6 7. Nxe4 Bxe4 8. Bg5 Be7 9. Bxe7 Qxe7 10. exd6 cxd6 11. e3 0-0 12. Bd3 Bb7 13. 0-0 Nd7 14. Be2 Qf6 15. b3 Nc5 16. Nd4 Rfe8 17. Bf3 Ne4 18. Nb5 Rad8 19. Rc1 d5 20. Nc7 Re5 21. Bxe4 dxc4 22. Bxh7+ Kxh7 23. Qc2+ Be4 24. Qxc4 Bxg2 25. Qh4+ Qxh4 0-1

[Event "Silvaplana op2"]
[Site "Silvaplana"]
[Date "1993.??.??"]
[Round "?"]
[White "Butzerin, Martin"]
[Black "Grass, Silvio"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "48"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. e3 c6 6. Qc2 Be7 7. Bd3 dxc4 8. Bxc4 0-0 9. Bd3 Re8 10. e4 Nf8 11. h3 b6 12. g4 h5 13. e5 N6h7 14. gxh5 Ng5 15. Bxg5 Bxg5 16. Ne4 Bh6 17. Rg1 Kh8 18. Nd6 Re7 19. Qxc6 Bd7 20. Qe4 b5 21. Ng5 Qa5+ 22. Kf1 Bxg5 23. Qxa8 Re8 24. Qf3 Qd2 1-0

[Event "Silvaplana op2"]
[Site "Silvaplana"]
[Date "1993.??.??"]
[Round "?"]
[White "Grass, Silvio"]
[Black "Feller, Christian"]
[Result "1-0"]
[ECO "D58"]
[PlyCount "70"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 d5 4. Bg5 Be7 5. Nf3 h6 6. Bh4 0-0 7. e3 b6 8. cxd5 exd5 9. Be2 Bb7 10. Rc1 a6 11. 0-0 Nbd7 12. b3 Rc8 13. Rc2 Re8 14. Bd3 c5 15. Qe2 cxd4 16. Nxd4 b5 17. Qd1 Ne4 18. Bxe4 dxe4 19. Bxe7 Qxe7 20. Nf5 Qe6 21. Nd6 Rc7 22. Nxe8 Qxe8 23. Rd2 Bc6 24. Nd5 Rc8 25. Nb4 Ne5 26. Nxc6 Nxc6 27. Qg4 Nb4 28. Rd4 Nxa2 29. Qxe4 Qf8 30. Qb7 Nc3 31. Rd7 Ne4 32. Qxe4 Re8 33. Qb7 Rb8 34. Qd5 Rc8 35. Rd1 Qb4 1-0

[Event "Bad Ragaz op"]
[Site "Bad Ragaz"]
[Date "1992.??.??"]
[Round "1"]
[White "Grass, Silvio"]
[Black "Jurek, Josef"]
[Result "0-1"]
[ECO "A57"]
[BlackElo "2315"]
[PlyCount "40"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. e3 g6 5. Nc3 b4 6. Nce2 e6 7. dxe6 fxe6 8. b3 Bg7 9. Bb2 0-0 10. Ng3 Bb7 11. Nf3 Nc6 12. Qc2 Qe7 13. Rd1 d5 14. h4 d4 15. exd4 Ng4 16. Rd2 Nxd4 17. Bxd4 cxd4 18. Rd3 e5 19. Ng5 Nxf2 20. Rh2 e4 0-1

