[Event "Winterthur op"]
[Site "Winterthur"]
[Date "2007.10.13"]
[Round "9"]
[White "Wyss, Roberto"]
[Black "Lapp, Karl Iversen"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2026"]
[BlackElo "2199"]
[PlyCount "18"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Qb6 5. Nbd2 Qxb2 6. Bd3 cxd4 7. exd4 Be7 8. 0-0 Nc6 9. Nc4 Qc3 1-0

[Event "Winterthur op"]
[Site "Winterthur"]
[Date "2007.10.12"]
[Round "8"]
[White "Wyss, Roberto"]
[Black "Gimmel, Rolf"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2026"]
[BlackElo "1930"]
[PlyCount "61"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. d4 f5 2. g4 d6 3. Nc3 fxg4 4. e4 Nc6 5. Bg5 h6 6. Be3 e5 7. Bb5 exd4 8. Bxc6+ bxc6 9. Qxd4 Qf6 10. Qc4 Bd7 11. 0-0-0 a5 12. h3 Qe6 13. Qd3 Nf6 14. Nge2 Be7 15. Nf4 Qf7 16. e5 dxe5 17. Ng6 Rg8 18. Nxe5 Qe6 19. Qg6+ Kd8 20. Nxd7 Qxd7 21. Rxd7+ Kxd7 22. Qf5+ Ke8 23. hxg4 Kf7 24. g5 hxg5 25. Bxg5 Rh8 26. Re1 Rhe8 27. Ne4 a4 28. Nxf6 gxf6 29. Qe6+ Kg7 30. Bxf6+ Bxf6 31. Rg1+ 1-0

[Event "Winterthur op"]
[Site "Winterthur"]
[Date "2007.10.11"]
[Round "7"]
[White "Schiendorfer, Emanuel"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2163"]
[BlackElo "2026"]
[PlyCount "63"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nh5 10. Re1 h6 11. c5 Nf4 12. Bxf4 exf4 13. Rc1 g5 14. Nd2 Ng6 15. cxd6 cxd6 16. Nc4 Ne5 17. Nxe5 Bxe5 18. a4 Qf6 19. Nb1 Qg6 20. Bh5 Qg7 21. Bg4 f5 22. exf5 Bxf5 23. Bxf5 Rxf5 24. Qd3 Raf8 25. Nd2 g4 26. Nc4 g3 27. Nxe5 gxf2+ 28. Kxf2 Rg5 29. Nf3 Rxg2+ 30. Kf1 Qb2 31. Qd4 Rxh2 32. Qg1+ 1-0

[Event "SUI-ch op"]
[Site "Leukerbad"]
[Date "2007.07.15"]
[Round "4"]
[White "Wyss, Roberto"]
[Black "Wilson, Alexandra"]
[Result "1/2-1/2"]
[ECO "A48"]
[BlackElo "2066"]
[PlyCount "87"]
[EventDate "2007.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 d6 6. Be2 b6 7. 0-0 Nbd7 8. c3 Re8 9. b4 Bb7 10. Qb3 e5 11. Bh2 a5 12. b5 Qe7 13. a4 exd4 14. cxd4 Nd5 15. Nc3 N7f6 16. Nxd5 Bxd5 17. Qa3 Ne4 18. Rfc1 Ng5 19. Nxg5 Qxg5 20. Bf1 Rac8 21. Rc3 Qe7 22. Rac1 Bb7 23. Bf4 Qd7 24. Qb2 h6 25. Be2 Kh7 26. h4 f5 27. Bd3 Rf8 28. Qc2 Rf7 29. Bg3 Kh8 30. Qb3 f4 31. exf4 Bxd4 32. Bxg6 Rg7 33. f5 Be4 34. Rc4 Bd5 35. Qd3 Bxc4 36. Rxc4 Bf6 37. Qe3 Rxg6 38. fxg6 Bg7 39. Re4 Rf8 40. Re7 Qf5 41. Rxg7 Kxg7 42. h5 Qxh5 43. Qe7+ Kxg6 44. Qxf8 1/2-1/2

[Event "Winterthur op"]
[Site "Winterthur"]
[Date "2006.10.09"]
[Round "4"]
[White "Wyss, Roberto"]
[Black "Barz, Norbert"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1979"]
[PlyCount "37"]
[EventDate "2006.10.06"]
[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. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Bd3 d6 6. c3 Re8 7. h3 Nbd7 8. Bh2 a6 9. b4 b6 10. Nbd2 Bb7 11. 0-0 c5 12. bxc5 dxc5 13. Rb1 Rc8 14. Qe2 Nd5 15. Bc4 Nxc3 16. Bxf7+ Kxf7 17. Qc4+ Nd5 18. Ng5+ Kf6 19. Nde4+ 1-0

[Event "Silvaplana SKA op"]
[Site "Silvaplana"]
[Date "1993.??.??"]
[Round "?"]
[White "Ciolac, Gheorghe"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2365"]
[PlyCount "133"]
[EventDate "1993.??.??"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. b4 Bb6 7. a4 a6 8. 0-0 0-0 9. Bb3 Be6 10. Nbd2 h6 11. a5 Ba7 12. Nc4 Re8 13. Re1 Qe7 14. Be3 Bxe3 15. Nxe3 Qd7 16. Ba4 Qd8 17. Qc2 Bd7 18. Rad1 Ne7 19. Bxd7 Qxd7 20. d4 Ng6 21. d5 Nf4 22. h3 g6 23. Kh2 Rf8 24. Ng1 Nh7 25. g3 Nh5 26. Qe2 Ng5 27. Ng2 Rae8 28. h4 Nh7 29. Nh3 Ng7 30. Qd2 h5 31. Qh6 Re7 32. c4 Qe8 33. Qd2 f5 34. f3 fxe4 35. fxe4 Nf6 36. Kg1 Ng4 37. Rf1 Ref7 38. Ng5 Rxf1+ 39. Rxf1 Rxf1+ 40. Kxf1 Qf8+ 41. Kg1 Ne8 42. Ne3 Nef6 43. Nxg4 Nxg4 44. Qe2 Qf6 45. Kg2 c6 46. dxc6 bxc6 47. b5 cxb5 48. cxb5 axb5 49. a6 d5 50. Qf3 Qe7 51. Qb3 Qc5 52. Qa2 Ne3+ 53. Kh2 Qc1 54. a7 Ng4+ 55. Kg2 Ne3+ 56. Kh2 Ng4+ 57. Kg2 Ne3+ 58. Kf3 Qh1+ 59. Kxe3 Qg1+ 60. Kf3 Qh1+ 61. Qg2 Qd1+ 62. Qe2 Qh1+ 63. Kf2 Qh2+ 64. Ke3 Qg1+ 65. Qf2 Qc1+ 66. Kf3 dxe4+ 67. Kg2 1-0

[Event "Silvaplana SKA op"]
[Site "Silvaplana"]
[Date "1993.??.??"]
[Round "?"]
[White "Vucic, Mladen"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2425"]
[PlyCount "75"]
[EventDate "1993.??.??"]
[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. Nf3 d6 3. b3 g6 4. g3 Bg7 5. Bg2 0-0 6. c4 Nbd7 7. Bb2 e5 8. e3 Re8 9. 0-0 exd4 10. exd4 d5 11. Nc3 c6 12. cxd5 Nxd5 13. Nxd5 cxd5 14. Re1 Nf6 15. Rxe8+ Qxe8 16. Rc1 Ne4 17. Ne5 Qd8 18. Qe2 Bh6 19. Rc2 Be6 20. Ng4 Bxg4 21. Qxg4 f5 22. Qe2 Rc8 23. g4 Rc6 24. Rxc6 bxc6 25. gxf5 gxf5 26. Qh5 Qa5 27. Qxf5 Qe1+ 28. Bf1 Nd2 29. Qg4+ Kf7 30. Qh5+ Kg8 31. Qe2 Qb1 32. Ba3 Qg6+ 33. Kh1 Ne4 34. f3 Nd2 35. Bh3 Qb1+ 36. Kg2 Qg6+ 37. Bg4 Bg5 38. Bb4 1-0

[Event "Silvaplana SKA op"]
[Site "Silvaplana"]
[Date "1993.??.??"]
[Round "?"]
[White "Wyss, Roberto"]
[Black "Emch, Hans Jakob"]
[Result "1-0"]
[ECO "C13"]
[PlyCount "87"]
[EventDate "1993.??.??"]
[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. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 b6 8. Bd3 Bb7 9. Qe2 c6 10. 0-0-0 Qc7 11. Kb1 Nd7 12. Rhe1 0-0-0 13. c4 Kb8 14. Nc3 Ka8 15. a3 a6 16. d5 Nc5 17. Bc2 e5 18. Nh4 Nd7 19. Nf5 Bc5 20. Be4 Nb8 21. dxc6 Bxc6 22. Nd5 Bxd5 23. cxd5 Ka7 24. Rc1 Qd7 25. Rc2 a5 26. Rec1 Na6 27. Qd3 Rc8 28. Ne3 Bxe3 29. Bf5 Rxc2 30. Rxc2 Qd6 31. fxe3 Nc5 32. Qc4 e4 33. b4 axb4 34. axb4 Nb7 35. Bxe4 Re8 36. Bd3 Kb8 37. e4 Qe5 38. Qc6 Rd8 39. Ba6 Qe7 40. Qxb6 Qd7 41. Rc6 Qe7 42. Qxb7+ Qxb7 43. Bxb7 Kxb7 44. Rxf6 1-0

[Event "Silvaplana SKA op"]
[Site "Silvaplana"]
[Date "1993.??.??"]
[Round "?"]
[White "Wyss, Roberto"]
[Black "Kuchen, Daniel"]
[Result "1-0"]
[ECO "B27"]
[PlyCount "75"]
[EventDate "1993.??.??"]
[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 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 Nc6 5. dxc5 Qa5 6. Nd2 Qxc5 7. Nb3 Bxc3+ 8. bxc3 Ne5 9. Be3 Qc7 10. Qd4 f6 11. Be2 b5 12. Nd2 Nc6 13. Qc5 a6 14. 0-0 h5 15. a4 d6 16. Qb6 Qxb6 17. Bxb6 Rb8 18. a5 f5 19. c4 b4 20. Bd3 Nf6 21. Rfe1 Kf7 22. c5 Ne5 23. Bf1 Nfd7 24. Bc7 Rb7 25. cxd6 Ke6 26. exf5+ gxf5 27. f4 exd6 28. Bb6 Nxb6 29. axb6 Rxb6 30. fxe5 dxe5 31. Rxe5+ Kf6 32. Rc5 Rd8 33. Nc4 Re6 34. Bd3 Re7 35. Rf1 Rxd3 36. cxd3 Be6 37. Rb1 Rb7 38. Rc6 1-0

[Event "Silvaplana SKA op"]
[Site "Silvaplana"]
[Date "1993.??.??"]
[Round "?"]
[White "Wyss, Roberto"]
[Black "Rufener, Markus"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "81"]
[EventDate "1993.??.??"]
[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 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nc6 6. Bd3 Nf6 7. 0-0 Be7 8. c4 Qd8 9. dxc5 Bxc5 10. Nc3 0-0 11. Qe2 a6 12. Bg5 Be7 13. Rad1 Qc7 14. Rfe1 b6 15. Ne4 Nxe4 16. Qxe4 f5 17. Qh4 Bf6 18. Bxf6 Rxf6 19. Qg3 f4 20. Qh4 h6 21. Qh5 Bd7 22. Ne5 Be8 23. Qf3 Rf8 24. Qe4 Nxe5 25. Qxe5 Qxe5 26. Rxe5 Bf7 27. c5 bxc5 28. Rxc5 Rfd8 29. Be2 Rxd1+ 30. Bxd1 Rd8 31. Be2 Rd2 32. Kf1 Rxb2 33. Bc4 g5 34. a4 Rb4 35. a5 Ra4 36. Bxa6 Kg7 37. Bc8 Kf6 38. a6 Ke7 39. Rc7+ Ke8 40. a7 Bh5 41. Bd7+ 1-0

[Event "SUI-chI op"]
[Site "Switzerland"]
[Date "1992.??.??"]
[Round "7"]
[White "Wyss, Roberto"]
[Black "Salzgeber, Frank"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "63"]
[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. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Bb4 9. 0-0 Qa5 10. a3 Be7 11. h3 Bf5 12. Be3 Nf6 13. b4 Qd8 14. Rc1 0-0 15. Nh4 Bg6 16. Nxg6 hxg6 17. Bf3 Rb8 18. Qd2 Nd5 19. Nxd5 exd5 20. Qa2 Bf6 21. Bxd5 Bxd4 22. Bxc6 Bxe3 23. fxe3 bxc6 24. Rxc6 Rc8 25. Rxg6 Qd3 26. Rg3 Rc3 27. Qb2 Re8 28. Qf2 Re7 29. Qf6 Kf8 30. Rxg7 Qxe3+ 31. Kh1 Qe6 32. Qxc3 1-0

[Event "Zuerich op-A 13th"]
[Site "Zuerich"]
[Date "1989.??.??"]
[Round "?"]
[White "Benz, Rolf"]
[Black "Wyss, Roberto"]
[Result "0-1"]
[ECO "E62"]
[PlyCount "83"]
[EventDate "1989.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d6 3. d4 g6 4. Bg2 Bg7 5. 0-0 0-0 6. c4 Nc6 7. Nc3 Bg4 8. Bg5 h6 9. Be3 Qd7 10. Ne1 Bh3 11. Qb3 Bxg2 12. Nxg2 Ng4 13. d5 Na5 14. Qb4 Nxe3 15. Nxe3 b6 16. Rac1 c6 17. Qa4 Rfd8 18. b4 cxd5 19. cxd5 Nb7 20. Qxd7 Rxd7 21. Rfd1 Nd8 22. Nb5 e6 23. Rc4 a6 24. Nd4 b5 25. Rc2 Bxd4 26. Rxd4 a5 27. bxa5 Rxa5 28. Rb4 Kg7 29. Rcb2 Rb7 30. Nc4 bxc4 31. Rxb7 Nxb7 32. Rxb7 Rxd5 33. Rc7 Rd1+ 34. Kg2 d5 35. a4 Ra1 36. Ra7 c3 37. Rc7 d4 38. Rc4 e5 39. Kf3 f5 40. h4 Ra3 41. Kg2 Kf6 42. f4 0-1

[Event "Lenk op"]
[Site "Lenk"]
[Date "1989.??.??"]
[Round "?"]
[White "Haufler, Boris"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "A55"]
[PlyCount "103"]
[EventDate "1989.06.??"]
[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. Nf3 d6 3. c4 Nbd7 4. Nc3 e5 5. e4 c6 6. Be2 Be7 7. 0-0 0-0 8. Re1 a6 9. Bf1 b5 10. a3 Bb7 11. dxe5 dxe5 12. h3 Qc7 13. Qc2 Rad8 14. Be3 Nc5 15. Bxc5 Bxc5 16. b4 Bd4 17. c5 Nh5 18. Rad1 Nf4 19. Ne2 Ne6 20. Nexd4 Nxd4 21. Nxd4 Rxd4 22. Rxd4 exd4 23. e5 Bc8 24. Qe4 Rd8 25. Rd1 Be6 26. Rxd4 Bd5 27. Qf5 g6 28. Qf6 Re8 29. f4 Re6 30. Qh4 Kg7 31. Qf2 f6 32. exf6+ Rxf6 33. Qd2 Qf7 34. Bd3 Kg8 35. Be4 Bxe4 36. Rd8+ Kg7 37. Rd7 Bd5 38. Rxf7+ Kxf7 39. g3 Re6 40. Kf2 Kg8 41. Qd4 h6 42. g4 Be4 43. Qd8+ Kf7 44. Qh8 g5 45. f5 Rf6 46. Qh7+ Kf8 47. Qh8+ Kf7 48. Qc8 Bd5 49. Ke3 Kg7 50. Qc7+ Kg8 51. Kd4 Rf8 52. Qd6 1-0

[Event "Lenk op"]
[Site "Lenk"]
[Date "1989.??.??"]
[Round "?"]
[White "Lick, Hans"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "C58"]
[PlyCount "79"]
[EventDate "1989.06.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[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 Rb8 9. Bd3 Be7 10. Nc3 h6 11. Nge4 0-0 12. Nxf6+ Bxf6 13. 0-0 Rb4 14. Ne4 Be7 15. c3 Rb8 16. b4 Nb7 17. Ng3 g6 18. Re1 c5 19. bxc5 Nxc5 20. Bc4 Ne6 21. d3 Ng5 22. Qe2 Bf6 23. h4 Ne6 24. Bxh6 Re8 25. h5 g5 26. Qe4 Nf4 27. Rab1 Rb6 28. Rxb6 Qxb6 29. d4 Bb7 30. Qf5 Bc8 31. Qe4 Bb7 32. Qf5 Bc8 33. Bxf7+ Kxf7 34. Qh7+ Ke6 35. dxe5 Bh8 36. Qf5+ Kd5 37. Qe4+ Ke6 38. Bxg5 Bb7 39. Qf5+ Kd5 40. Bxf4 1-0

[Event "Zuerich op-A 13th"]
[Site "Zuerich"]
[Date "1989.??.??"]
[Round "?"]
[White "Mikavica, Mirko"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "2255"]
[PlyCount "93"]
[EventDate "1989.12.26"]
[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. Nf3 d6 3. c4 Nbd7 4. Nc3 e5 5. g3 c6 6. Bg2 Be7 7. 0-0 0-0 8. Qc2 Re8 9. a3 Qc7 10. b4 Nf8 11. e4 Bg4 12. Be3 Bxf3 13. Bxf3 Ne6 14. Ne2 Nd7 15. Bg2 Bf6 16. Rad1 a5 17. dxe5 dxe5 18. Rd2 axb4 19. axb4 Be7 20. Rfd1 Ndf8 21. c5 Red8 22. Rxd8 Rxd8 23. f4 exf4 24. gxf4 Rxd1+ 25. Qxd1 Qd7 26. Qc2 Nc7 27. Nd4 Nfe6 28. Nf5 Bf8 29. e5 Na6 30. Qb1 f6 31. Nd6 fxe5 32. fxe5 Bxd6 33. cxd6 Nf8 34. b5 cxb5 35. Qb3+ Kh8 36. Qd5 Nb8 37. Qxb7 Qxb7 38. Bxb7 Nbd7 39. Bd4 Ne6 40. Bb2 Ndf8 41. Bd5 Nf4 42. Bb3 b4 43. Kf2 Nd3+ 44. Ke3 Nc5 45. Bd5 h5 46. Kd4 Na4 47. e6 1-0

[Event "Zuerich op-A 13th"]
[Site "Zuerich"]
[Date "1989.??.??"]
[Round "?"]
[White "Schumi, Manfred"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "C63"]
[WhiteElo "2260"]
[PlyCount "71"]
[EventDate "1989.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 Nf6 6. Qe2 Qe7 7. Nxf6+ gxf6 8. 0-0 d5 9. c4 d4 10. Re1 Kd8 11. d3 Bd7 12. Nh4 Qg7 13. f4 Bd6 14. fxe5 fxe5 15. Bd2 Rg8 16. Qe4 a6 17. Ba4 Rb8 18. Rf1 Bh3 19. Kh1 Bd7 20. Rf2 b5 21. cxb5 Ne7 22. Bb3 Rf8 23. Raf1 Rxf2 24. Rxf2 Be8 25. bxa6 Bc6 26. Qe2 Nd5 27. Nf5 Qg6 28. Nxd6 Qxd6 29. Qg4 Nf4 30. Bxf4 exf4 31. Rxf4 Rb4 32. Qg8+ Be8 33. Re4 Qc6 34. Qxe8+ Qxe8 35. Rxe8+ Kxe8 36. a7 1-0

[Event "Lenk op"]
[Site "Lenk"]
[Date "1989.??.??"]
[Round "?"]
[White "Wuest, Michael"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "A24"]
[PlyCount "90"]
[EventDate "1989.06.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d6 3. Bg2 e5 4. d3 g6 5. c4 Bg7 6. Nc3 0-0 7. 0-0 Re8 8. Qc2 c6 9. Rb1 d5 10. cxd5 cxd5 11. Bg5 h6 12. Bd2 Nc6 13. b4 Bg4 14. Qc1 Rc8 15. h3 Bxf3 16. exf3 Nd4 17. Qd1 Qd7 18. Kh2 Qf5 19. Na4 Rc2 20. Rb2 Qxd3 21. Nc5 Qc4 22. Rxc2 Qxc2 23. Qxc2 Nxc2 24. Rc1 Na3 25. Nxb7 Nc4 26. Be1 Nd7 27. Bf1 Ndb6 28. Nc5 Bf8 29. a4 a5 30. bxa5 Bxc5 31. axb6 Bxb6 32. Bxc4 dxc4 33. Rxc4 Ra8 34. Kg2 Kf8 35. Bc3 f6 36. f4 exf4 37. Bxf6 fxg3 38. fxg3 Kf7 39. Bc3 Rd8 40. a5 Be3 41. Rc7+ Ke6 42. Rc6+ Kf5 43. Kf3 Bd4 44. g4+ Kg5 45. Kg3 h5 1-0

[Event "Zuerich op-A 13th"]
[Site "Zuerich"]
[Date "1989.??.??"]
[Round "?"]
[White "Wyss, Roberto"]
[Black "Gaertner, Guntram"]
[Result "1/2-1/2"]
[ECO "B22"]
[BlackElo "2230"]
[PlyCount "45"]
[EventDate "1989.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[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. cxd4 d6 6. Nf3 Nc6 7. Bc4 Nb6 8. Bb5 dxe5 9. Nxe5 Bd7 10. Nxd7 Qxd7 11. Nc3 a6 12. Bxc6 Qxc6 13. d5 Qd6 14. 0-0 Rd8 15. Qb3 Nxd5 16. Rd1 e6 17. Nxd5 exd5 18. Re1+ Be7 19. Qxb7 Rd7 20. Qc8+ Rd8 21. Qb7 Rd7 22. Qc8+ Rd8 23. Qb7 1/2-1/2

[Event "Lenk op"]
[Site "Lenk"]
[Date "1989.??.??"]
[Round "?"]
[White "Wyss, Roberto"]
[Black "Moeschinger, Markus"]
[Result "0-1"]
[ECO "B10"]
[PlyCount "110"]
[EventDate "1989.06.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Bb5+ Bd7 6. Bc4 b5 7. Bb3 g6 8. d4 Bg7 9. Ne2 0-0 10. 0-0 Bf5 11. Nf4 Na6 12. Qe2 Qb6 13. Nc3 Rab8 14. Be3 Nc7 15. Rfd1 Rfd8 16. Rac1 a6 17. f3 Bc8 18. Bf2 Re8 19. Kh1 Bb7 20. Bg3 Rbd8 21. Qd3 Rc8 22. h4 Ba8 23. h5 g5 24. Nh3 h6 25. Be5 Nxh5 26. Bc2 Nf6 27. d6 exd6 28. Bxf6 Bxf6 29. Qh7+ Kf8 30. Qxh6+ Bg7 31. Qxg5 Ne6 32. Qh5 Bxd4 33. Bb3 Rc5 34. Qh4 Be3 35. Rc2 Bg5 36. Qg4 Bf6 37. Ne4 Bxe4 38. fxe4 Rxc2 39. Bxc2 Bxb2 40. Rf1 Qd4 41. Bb3 Qe5 42. Rf5 Qg7 43. Qh5 Ke7 44. Qh4+ Bf6 45. Qf2 Nd4 46. Rd5 Nxb3 47. axb3 Be5 48. Rd3 Rc8 49. Qa7+ Kf8 50. Qxa6 Rc1+ 51. Ng1 Qh7+ 52. Rh3 Qxe4 53. Qa5 Kg7 54. Rf3 Qh4+ 55. Rh3 Qf2 0-1

[Event "Lenk op"]
[Site "Lenk"]
[Date "1989.??.??"]
[Round "?"]
[White "Wyss, Roberto"]
[Black "Mueller, P."]
[Result "1-0"]
[ECO "B22"]
[PlyCount "41"]
[EventDate "1989.06.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d5 5. exd5 Qxd5 6. Nf3 Bg4 7. Nc3 Qa5 8. d5 Rd8 9. Qb3 Bxf3 10. gxf3 Nd4 11. Qxb7 Nxf3+ 12. Kd1 Nf6 13. Bb5+ Nd7 14. Be3 Nfe5 15. Bxa7 e6 16. Bb6 Qa8 17. Qxa8 Rxa8 18. Re1 Nd3 19. dxe6 fxe6 20. Rxe6+ Be7 21. Nd5 1-0

[Event "Lenk op"]
[Site "Lenk"]
[Date "1989.??.??"]
[Round "?"]
[White "Wyss, Roberto"]
[Black "Rigazzi, W."]
[Result "1-0"]
[ECO "C70"]
[PlyCount "47"]
[EventDate "1989.06.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 a6 5. Ba4 b5 6. Bb3 Ng6 7. d4 Be7 8. Nxe5 Ncxe5 9. dxe5 Nxe5 10. Qd5 d6 11. Qxa8 Nd3+ 12. Kd2 Nxc1 13. Kxc1 0-0 14. Nd2 Bg5 15. Qd5 Be6 16. Qd3 Bxb3 17. axb3 Qf6 18. f3 Rb8 19. Rxa6 g6 20. Kc2 Qe5 21. g3 Be7 22. Rha1 c5 23. Ra8 Rxa8 24. Rxa8+ 1-0

[Event "Lenk op"]
[Site "Lenk"]
[Date "1989.??.??"]
[Round "?"]
[White "Wyss, Roberto"]
[Black "Werner, Bernd Michael"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "71"]
[EventDate "1989.06.??"]
[EventType "swiss"]
[EventRounds "7"]
[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. c4 Nb6 4. c5 Nd5 5. Bc4 e6 6. d4 b6 7. cxb6 Nxb6 8. Bd3 c5 9. Be4 Nc6 10. Nf3 Ba6 11. Nc3 cxd4 12. Nxd4 Nxe5 13. Ndb5 d5 14. Bf4 Bd6 15. 0-0 Bb8 16. Bc2 Qf6 17. Bxe5 Bxe5 18. f4 Bxb5 19. Nxb5 Bxb2 20. Nc7+ Ke7 21. Qe1 Bc3 22. Qc1 Bb2 23. Qe1 Qd4+ 24. Kh1 Bxa1 25. Nxa8 Rxa8 26. f5 Bc3 27. Qg3 Qe5 28. Qh4+ Qf6 29. Qxh7 g6 30. Qh3 Rh8 31. Qg3 Be5 32. Qa3+ Ke8 33. Ba4+ Nxa4 34. Qxa4+ Kf8 35. h3 gxf5 36. Qa3+ 0-1

[Event "Zuerich op 11th"]
[Site "Zuerich"]
[Date "1987.??.??"]
[Round "2"]
[White "Suba, Mihai"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2560"]
[PlyCount "103"]
[EventDate "1987.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. d4 Nbd7 4. Nc3 e5 5. e4 c6 6. Be2 Be7 7. 0-0 0-0 8. Rb1 Re8 9. d5 Nf8 10. b4 cxd5 11. cxd5 Ng6 12. a4 Rf8 13. a5 Ne8 14. Ne1 f5 15. exf5 Bxf5 16. Bd3 Bxd3 17. Nxd3 Bg5 18. Ne4 Bxc1 19. Rxc1 Nf4 20. Nxf4 Rxf4 21. f3 h6 22. Qd3 Rf7 23. Qe3 Nc7 24. Rfd1 Nb5 25. Rc4 Rc8 26. Rdc1 Rfc7 27. Qd3 Rxc4 28. Rxc4 Rxc4 29. Qxc4 a6 30. g3 Kh8 31. Kf2 Qf8 32. h4 Qd8 33. Nd2 Qd7 34. Kg2 Na3 35. Qd3 Qb5 36. Qe4 Qa4 37. f4 Qd1 38. Nf3 exf4 39. Qe6 Qc2+ 40. Kh3 Qd3 41. Kg4 h5+ 42. Kxf4 Qc4+ 43. Kg5 Qg4+ 44. Qxg4 hxg4 45. Kxg4 Nc2 46. Kf5 Nxb4 47. Ke6 Kg8 48. Kxd6 Kf8 49. Ne5 Ke8 50. h5 Kd8 51. g4 Na2 52. Ke6 1-0

[Event "Zuerich op 10th"]
[Site "Zuerich"]
[Date "1986.??.??"]
[Round "?"]
[White "Wyss, Roberto"]
[Black "Gereben, Erno"]
[Result "1-0"]
[ECO "B19"]
[PlyCount "81"]
[EventDate "1986.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Qc7 13. 0-0-0 Ngf6 14. Qe2 Bd6 15. Nf5 0-0 16. Nxd6 Qxd6 17. Rh4 b5 18. g4 Qd5 19. Kb1 Ne4 20. Bc1 Rfd8 21. g5 Nxg5 22. Nxg5 hxg5 23. Rg4 f6 24. Rdg1 Nf8 25. c3 Rd7 26. f4 gxf4 27. Rxf4 Rf7 28. Ka1 a5 29. h6 g5 30. Rxf6 Rxf6 31. Rxg5+ Qxg5 32. Bxg5 Rg6 33. Be3 Re8 34. a4 e5 35. axb5 exd4 36. Qc4+ Ree6 37. Bxd4 cxb5 38. Qc7 b4 39. Ka2 bxc3 40. Bxc3 a4 41. Bg7 1-0

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.11.05"]
[Round "10"]
[White "Wyss, Roberto"]
[Black "Gibbs, Glen"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "107"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Hong Kong"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "HKG"]

1. f4 d5 2. e3 Nf6 3. Nf3 Bg4 4. b3 g6 5. Bb2 Bg7 6. d3 Bxf3 7. Qxf3 Nbd7 8. Be2 c6 9. Nd2 Qc7 10. d4 h5 11. h3 Qa5 12. c3 h4 13. 0-0 Nh5 14. Rfd1 Ndf6 15. e4 dxe4 16. Nxe4 Qf5 17. Bd3 Qxf4 18. Qxf4 Nxf4 19. Nxf6+ Bxf6 20. Bc2 0-0-0 21. Re1 c5 22. Bc1 Nd5 23. Bb2 cxd4 24. cxd4 Nb4 25. Red1 Nc6 26. Be4 Bxd4+ 27. Bxd4 Rxd4 28. Re1 e6 29. Bxc6 bxc6 30. Rf1 f5 31. Rac1 Kc7 32. Rfe1 Kd6 33. Re2 Rc8 34. Rce1 Re8 35. Rc1 e5 36. Rec2 Rc8 37. Rc5 Rc7 38. a3 Rd1+ 39. Kf2 Rxc1 40. Rxc1 c5 41. Ke3 Kc6 42. b4 Kb5 43. bxc5 Rxc5 44. Rb1+ Kc6 45. Rb8 Rc3+ 46. Ke2 Rxa3 47. Rf8 Rg3 48. Kf2 a5 49. Rh8 g5 50. Rf8 f4 51. Re8 a4 52. Rxe5 a3 53. Ra5 Kb6 54. Ra8 0-1

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.11.04"]
[Round "9"]
[White "Wyss, Roberto"]
[Black "Huguet, Bernard"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "60"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "France"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "FRA"]

1. f4 d5 2. e3 c5 3. Nf3 Nc6 4. Bb5 g6 5. Ne5 Qc7 6. b3 Bg7 7. Bb2 Nf6 8. 0-0 0-0 9. Bxc6 bxc6 10. Qe1 Ng4 11. d4 cxd4 12. exd4 c5 13. c3 cxd4 14. cxd4 Qc2 15. Qd2 Qf5 16. Nc3 e6 17. Nc6 Qh5 18. h3 Nf6 19. Rf3 Bb7 20. Ne5 Ne4 21. Qe1 Rfc8 22. Rc1 Bf8 23. Ng4 Qf5 24. Ne5 Bb4 25. Qh4 Rc7 26. Kh2 Nxc3 27. Re3 Rac8 28. g4 Qxf4+ 29. Qg3 Qxg3+ 30. Kxg3 Ne4+ 0-1

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.11.02"]
[Round "7"]
[White "Wyss, Roberto"]
[Black "Yabra, Frederico"]
[Result "0-1"]
[ECO "A02"]
[PlyCount "50"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Dominican Rep"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "DOM"]

1. f4 e5 2. fxe5 Nc6 3. Nf3 d6 4. exd6 Bxd6 5. d4 Bg4 6. Bg5 f6 7. Bh4 Bxf3 8. gxf3 Nxd4 9. e4 Qd7 10. Bf2 Nc6 11. h4 Nge7 12. Nd2 0-0-0 13. Be2 Rhe8 14. c3 f5 15. Qc2 Bf4 16. Nf1 Kb8 17. Be3 Bxe3 18. Nxe3 Qd6 19. Nf1 fxe4 20. Rd1 Qf4 21. Rxd8+ Rxd8 22. fxe4 Ng6 23. Bc4 Nxh4 24. Bd5 Nf3+ 25. Ke2 Ncd4+ 0-1

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.10.31"]
[Round "6"]
[White "Wyss, Roberto"]
[Black "Bedros, Jacques"]
[Result "1-0"]
[ECO "A02"]
[PlyCount "133"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Lebanon"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "LBN"]

1. f4 Nf6 2. Nf3 e6 3. e3 Be7 4. c4 b6 5. d3 Bb7 6. b3 0-0 7. Be2 c5 8. Bb2 Nc6 9. 0-0 Qc7 10. Ne5 d6 11. Nxc6 Bxc6 12. Bf3 Rad8 13. Bxc6 Qxc6 14. e4 d5 15. e5 Ne8 16. Qf3 Qc7 17. Nc3 d4 18. Ne2 g6 19. Rae1 Ng7 20. g4 Rfe8 21. g5 Nf5 22. Bc1 Kg7 23. Ng3 Nxg3 24. hxg3 Rh8 25. Rf2 Rc8 26. g4 Qc6 27. Qxc6 Rxc6 28. f5 exf5 29. gxf5 gxf5 30. Rxf5 Rg6 31. Ref1 Rf8 32. Kf2 Re6 33. Kf3 Kg6 34. Ke4 Bd8 35. Rh1 Rfe8 36. Re1 Rf8 37. b4 Be7 38. Bd2 Rc6 39. a4 Re6 40. bxc5 bxc5 41. Rb1 Rb6 42. Rb5 Rfb8 43. Ba5 Rxb5 44. cxb5 Bxg5 45. Rf2 f5+ 46. Rxf5 h5 47. Rf1 h4 48. e6 Re8 49. Kd5 Kh5 50. Bc7 Be7 51. a5 Kg4 52. b6 axb6 53. axb6 Bd8 54. Kxc5 Bxc7 55. bxc7 Kg3 56. Kxd4 Kg2 57. Rf4 h3 58. Rh4 h2 59. Rxh2+ Kxh2 60. Ke5 Kg3 61. d4 Kg4 62. d5 Ra8 63. e7 Kg5 64. Ke6 Kg6 65. d6 Kg7 66. Kd7 Kf7 67. c8Q 1-0

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.10.27"]
[Round "2"]
[White "Wyss, Roberto"]
[Black "Avgousti, Petros"]
[Result "1-0"]
[ECO "A03"]
[PlyCount "127"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Cyprus"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "CYP"]

1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. b3 Bg7 5. Bb2 c5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. 0-0 0-0 9. Ne5 e6 10. d3 Nb6 11. Nd2 Qe7 12. Ba3 Nbd7 13. Rb1 Rac8 14. b4 Nxe5 15. fxe5 Nd7 16. bxc5 Nxe5 17. Rb3 Nc6 18. Qb1 Rc7 19. Re1 f5 20. d4 Rf7 21. c3 h6 22. Nf3 g5 23. Bc1 g4 24. Nd2 h5 25. a4 h4 26. Qd3 Rd7 27. Nb1 e5 28. Qe2 Qf6 29. Na3 Rfe7 30. Qf2 a6 31. Rb6 Bh6 32. Rf1 Rf7 33. Nc2 Qg5 34. dxe5 Qe7 35. Nd4 Qxc5 36. Rxc6 bxc6 37. e6 Rde7 38. exf7+ Rxf7 39. Qxh4 Bg7 40. Ne6 Qxc3 41. Ng5 Bf6 42. Qh5 Bxg5 43. Qxg5+ Kf8 44. Qf4 Kg7 45. Qd4+ Qxd4 46. exd4 Kg6 47. a5 Rb7 48. Be3 Rb5 49. Rc1 Rxa5 50. Rxc6+ Kf7 51. Kf2 Ra3 52. Rd6 a5 53. Rxd5 Ke6 54. Rc5 a4 55. h4 gxh3 56. gxh3 f4 57. Bxf4 Rxh3 58. Ra5 Ra3 59. Ke2 Ra1 60. Kd2 a3 61. Kc2 a2 62. Kb2 Rf1 63. Be5 Rf2+ 64. Ka1 1-0

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.24"]
[Round "7"]
[White "Wyss, Roberto"]
[Black "Barcza, Gedeon"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "28"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Hungary"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "HUN"]

1. f4 d5 2. e3 Nf6 3. Nf3 Bg4 4. Be2 Nbd7 5. b3 Bxf3 6. Bxf3 e5 7. fxe5 Nxe5 8. 0-0 Bd6 9. Bb2 c6 10. d3 Qc7 11. h3 h5 12. Nd2 Neg4 13. Bxf6 Bh2+ 14. Kh1 Bg1 0-1

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.22"]
[Round "5"]
[White "Wyss, Roberto"]
[Black "Reilly, Brian Patrick"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "76"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Ireland"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "IRL"]

1. f4 Nf6 2. e3 d5 3. Nf3 g6 4. b3 Bg7 5. Bb2 0-0 6. c4 c6 7. h3 Nbd7 8. Be2 Nc5 9. cxd5 cxd5 10. Ne5 Nfe4 11. 0-0 f6 12. Ng4 Bf5 13. Nf2 Ng3 14. Re1 e5 15. Ba3 Qb6 16. d4 exd4 17. Qxd4 Rfc8 18. Qxd5+ Be6 19. Qf3 f5 20. Nd2 Bxa1 21. Rxa1 Nxe2+ 22. Qxe2 Qa6 23. Qxa6 Nxa6 24. Nf1 Rc2 25. e4 Rac8 26. exf5 gxf5 27. g4 R8c3 28. Re1 Rxa2 29. Be7 Bxb3 30. gxf5 Nc5 31. Bh4 Bd5 32. Re8+ Kf7 33. Re7+ Kf8 34. f6 Nd3 35. Rxh7 Nxf4 36. Rh8+ Bg8 37. Bg5 Rf3 38. Rh4 Raxf2 0-1

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.21"]
[Round "4"]
[White "Rooze, Jan"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "47"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Belgium"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "CRI"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Bc4 0-0 8. f3 a6 9. Qd2 b5 10. Bb3 Bb7 11. a4 b4 12. Nd5 Nxd5 13. exd5 Qa5 14. c4 bxc3 15. Qxc3 Qd8 16. h4 Nd7 17. h5 Rc8 18. Qd2 Bxd4 19. Bxd4 Nf6 20. Qh6 Qa5+ 21. Kf1 Bxd5 22. Bxf6 exf6 23. hxg6 Rfe8 24. gxh7+ 1-0

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.19"]
[Round "2"]
[White "Wyss, Roberto"]
[Black "Donne, Pol"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "46"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Monaco"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "MNC"]

1. f4 Nf6 2. e3 d5 3. Nf3 g6 4. b3 Bg7 5. Bb2 0-0 6. Be2 c5 7. 0-0 Nc6 8. c3 Bf5 9. Ne5 Qc7 10. d4 cxd4 11. exd4 Rad8 12. Nd2 Ne4 13. Rc1 Qa5 14. a4 Qb6 15. b4 a5 16. b5 Nxe5 17. fxe5 Bxe5 18. Nf3 Bf4 19. Ra1 Qc7 20. Bc1 Nxc3 21. Bxf4 Qxf4 22. Qe1 Qe3+ 23. Rf2 Ne4 0-1

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.18"]
[Round "1"]
[White "Riego Prieto, Victorio"]
[Black "Wyss, Roberto"]
[Result "1-0"]
[ECO "B63"]
[PlyCount "87"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "CRI"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. Be2 0-0 9. 0-0-0 Nxd4 10. Qxd4 Qb6 11. f4 Qxd4 12. Rxd4 e5 13. Rd2 exf4 14. Bxf4 a6 15. Bxd6 Bxd6 16. Rxd6 Be6 17. Bf3 Rab8 18. Rhd1 h6 19. a3 Rfc8 20. R1d4 Nh7 21. h4 Nf8 22. Rb4 Nd7 23. Nd5 Kf8 24. Nb6 Nxb6 25. Rdxb6 Rc7 26. Rxa6 Rxc2+ 27. Kxc2 Rc8+ 28. Rc6 bxc6 29. Kc3 c5 30. Rb7 c4 31. Be2 g6 32. Rb4 Rd8 33. Bxc4 Bxc4 34. Rxc4 Rd1 35. Rd4 Rg1 36. Rd2 Re1 37. Kd4 Ra1 38. Kd5 Ke7 39. e5 Rh1 40. g3 Rg1 41. Rd3 Ra1 42. Re3 Rd1+ 43. Kc5 Ke6 44. a4 1-0

