[Event "Rio de Janeiro Brazil op"]
[Site "Rio de Janeiro"]
[Date "2010.02.22"]
[Round "6"]
[White "Proudian, Armen"]
[Black "De Martin, Beat"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2025"]
[PlyCount "41"]
[EventDate "2010.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. h3 Bg7 5. Be3 c6 6. a4 a5 7. Nf3 Na6 8. Bxa6 bxa6 9. Qd2 0-0 10. Bh6 Bb7 11. Bxg7 Kxg7 12. h4 h5 13. Ng5 Qc7 14. f4 e5 15. 0-0-0 Rfe8 16. f5 d5 17. fxg6 fxg6 18. Rhf1 exd4 19. Rxf6 dxc3 20. Qxc3 Kh6 21. Rf7 1-0

[Event "Rio de Janeiro Brazil op"]
[Site "Rio de Janeiro"]
[Date "2010.02.21"]
[Round "4"]
[White "De Martin, Beat"]
[Black "Machado, Wallace Fernandes"]
[Result "1-0"]
[ECO "B21"]
[BlackElo "1903"]
[PlyCount "89"]
[EventDate "2010.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Bc4 a6 6. Nf3 Qc7 7. Qe2 d6 8. 0-0 Nc6 9. Bf4 b5 10. Bb3 Na5 11. Rfc1 Qd8 12. Rd1 Nxb3 13. axb3 Bb7 14. Rd2 Qc7 15. Rc1 Qb6 16. Rcd1 e5 17. Be3 Qa5 18. Bg5 h6 19. Bh4 g5 20. Bg3 Nf6 21. h4 g4 22. Nh2 h5 23. f3 Bc8 24. f4 b4 25. Nd5 Nxd5 26. Rxd5 Qb6+ 27. Bf2 Qc7 28. fxe5 Be6 29. exd6 Qb8 30. R5d3 Qb5 31. Qe3 Bd7 32. e5 Bh6 33. Qe4 0-0 34. Be3 f5 35. exf6 Bf5 36. Qd4 Bxe3+ 37. Rxe3 Bg6 38. Re7 Bf7 39. Nxg4 Kh7 40. Qe4+ Kh8 41. Qe3 Qf5 42. Qh6+ Qh7 43. Qxh7+ Kxh7 44. Ne5 Kg8 45. d7 1-0

[Event "Rio de Janeiro Brazil op"]
[Site "Rio de Janeiro"]
[Date "2010.02.21"]
[Round "5"]
[White "Diaz Millan, Reinier"]
[Black "De Martin, Beat"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2014"]
[PlyCount "40"]
[EventDate "2010.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. Nf3 Bg7 5. e3 0-0 6. Bd3 d6 7. c3 f5 8. Nbd2 Nd7 9. Qc2 Nf6 10. h4 Nh5 11. 0-0-0 f4 12. e4 Bg4 13. e5 c5 14. Kb1 cxd4 15. cxd4 Rc8 16. Qb3 Rc6 17. Ne4 Rb6 18. Qc2 d5 19. Nd6 Qd7 20. Rc1 Rc8 1/2-1/2

[Event "Rio de Janeiro Brazil op"]
[Site "Rio de Janeiro"]
[Date "2010.02.20"]
[Round "2"]
[White "De Martin, Beat"]
[Black "Maia, Marco Aurelio Ferre"]
[Result "0-1"]
[ECO "B12"]
[BlackElo "2136"]
[PlyCount "62"]
[EventDate "2010.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. g3 Nd7 6. Bg2 Qb6 7. 0-0 Ne7 8. Nbd2 c5 9. c4 Bd3 10. Re1 dxc4 11. Qa4 Qb4 12. Qxb4 cxb4 13. Ne4 Bxe4 14. Rxe4 Nd5 15. Bf1 Rc8 16. Nd2 b5 17. Re1 N7b6 18. Ne4 Be7 19. h4 h6 20. g4 Kd7 21. f4 Bxh4 22. Re2 Be7 23. f5 a6 24. Rf2 b3 25. a3 Na4 26. f6 gxf6 27. exf6 Bd8 28. g5 hxg5 29. Nxg5 Bxf6 30. Nxf7 Rhg8+ 31. Rg2 Bxd4+ 0-1

[Event "Rio de Janeiro Brazil op"]
[Site "Rio de Janeiro"]
[Date "2010.02.20"]
[Round "3"]
[White "Usai, Heitor"]
[Black "De Martin, Beat"]
[Result "1/2-1/2"]
[ECO "E92"]
[PlyCount "93"]
[EventDate "2010.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. e4 d6 6. Be2 e5 7. d5 Nh5 8. Nd2 Nf4 9. 0-0 Qg5 10. g3 Bh3 11. Nf3 Nxe2+ 12. Qxe2 Bxf1 13. Qxf1 Qe7 14. Qh3 Nd7 15. Bh6 Nf6 16. b4 a5 17. Rb1 axb4 18. Rxb4 Ra3 19. Rb3 Rxb3 20. axb3 Ra8 21. Be3 Qd7 22. Qf1 Ng4 23. Bd2 f5 24. Qh3 h5 25. Nh4 fxe4 26. Nxe4 Qf7 27. Qf1 Bf6 28. Nf3 Qf8 29. b4 Ra3 30. Qe2 Be7 31. h3 Rxf3 32. hxg4 hxg4 33. Be3 Qf5 34. Nd2 Qc2 35. Kf1 Qc1+ 36. Kg2 Qc2 37. Kf1 Qc1+ 38. Qe1 Qxe1+ 39. Kxe1 Rf7 40. Nf1 Rh7 41. Ke2 c6 42. Nd2 cxd5 43. cxd5 Rh1 44. Nf1 Kg7 45. Bd2 e4 46. Be3 Rh8 47. Nd2 1/2-1/2

[Event "Rio de Janeiro Brazil op"]
[Site "Rio de Janeiro"]
[Date "2010.02.19"]
[Round "1"]
[White "Gomez, Gustavo Pizzocaro"]
[Black "De Martin, Beat"]
[Result "1/2-1/2"]
[ECO "E68"]
[WhiteElo "2128"]
[PlyCount "101"]
[EventDate "2010.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 a6 11. h3 Rb8 12. Rb1 c5 13. Nf3 Ne5 14. Nxe5 dxe5 15. Qc2 Be6 16. Nd5 Bxd5 17. cxd5 Qd6 18. Be3 Rec8 19. Rec1 Bf8 20. f4 Nh5 21. Qf2 c4 22. fxe5 Qxe5 23. g4 Ng3 24. Re1 Nxe4 25. Qc2 Nc5 26. Qxc4 Bd6 27. Bf2 Qh2+ 28. Kf1 b5 29. Qe2 Nd7 30. Bd4 Rc4 31. Rbd1 Rbc8 32. Qf3 Bc5 33. Qe3 Rc2 34. Re2 Bxd4 35. Rxd4 Rc1+ 36. Kf2 Nf6 37. Qe7 Qg1+ 38. Kg3 Re8 39. Qxe8+ Nxe8 40. Rxe8+ Kg7 41. Rd2 Re1 42. Ree2 Rxe2 43. Rxe2 Qd4 44. Bf3 a5 45. a3 b4 46. axb4 axb4 47. Kg2 Kf6 48. h4 h6 49. Kg3 Kg7 50. Kg2 Kf8 51. Kg3 1/2-1/2

[Event "Zuerich op-A 21th"]
[Site "Zuerich"]
[Date "1997.??.??"]
[Round "?"]
[White "De Martin, Beat"]
[Black "Knaus, Sandro"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "66"]
[EventDate "1997.12.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 e6 6. Bc4 Ne7 7. 0-0 Ng6 8. Qe2 Be7 9. Rd1 0-0 10. Be3 Bd7 11. Rd2 a6 12. a3 b5 13. Ba2 Qc7 14. Rc2 Qb7 15. Rac1 Nc6 16. Nd2 Rfd8 17. b4 Rac8 18. f4 Bf6 19. Nf3 Nh4 20. Qf2 Nxf3+ 21. gxf3 Ne7 22. Bd4 Bxd4 23. Qxd4 Bc6 24. Rg2 g6 25. Qf6 d5 26. f5 exf5 27. exf5 Be8 28. Re1 Nxf5 29. Qxf5 Rxc3 30. Bxd5 Qxd5 31. Qxd5 Rxd5 32. Rxe8+ Kg7 33. Rge2 Rxa3 0-1

[Event "Bad Zurzach op"]
[Site "Bad Zurzach"]
[Date "1995.??.??"]
[Round "?"]
[White "De Martin, Beat"]
[Black "Kern, Bjoern"]
[Result "1-0"]
[ECO "C36"]
[PlyCount "57"]
[EventDate "1995.??.??"]
[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 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Qxd5 5. Nc3 Qe6+ 6. Be2 Bd6 7. 0-0 Nf6 8. Bb5+ Kf8 9. Re1 Qg4 10. d4 c6 11. Bc4 b5 12. Bb3 a5 13. a4 b4 14. Ne4 Nxe4 15. Rxe4 Bf5 16. Re1 Na6 17. Qe2 Nc7 18. Qc4 Be6 19. Qxc6 Ra6 20. Qb7 g6 21. Bxe6 fxe6 22. Qe4 Qf5 23. Qe2 Rc6 24. c4 bxc3 25. bxc3 Rxc3 26. Bd2 Rc2 27. Rac1 Bb4 28. Bxb4+ axb4 29. Qxc2 1-0

[Event "Bad Zurzach op"]
[Site "Bad Zurzach"]
[Date "1995.??.??"]
[Round "?"]
[White "Gallagher, Joseph G"]
[Black "De Martin, Beat"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2515"]
[PlyCount "63"]
[EventDate "1995.??.??"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 c6 6. Qd2 Nbd7 7. h3 b5 8. Bd3 a6 9. e5 b4 10. Ne2 Nd5 11. Bh6 Bxh6 12. Qxh6 dxe5 13. dxe5 Nc5 14. 0-0 Nxd3 15. cxd3 Bf5 16. Rfd1 Qb6 17. Ned4 Bd7 18. Rac1 c5 19. Nb3 Ba4 20. Qg7 Rf8 21. Ng5 Nf4 22. Nxh7 Ne6 23. Qh6 Bxb3 24. Nxf8 Nxf8 25. axb3 Rd8 26. Rc4 Ne6 27. Qh7 Nf8 28. Qg7 Ne6 29. Qg8+ Nf8 30. Re1 e6 31. Rh4 Qc7 32. Re3 1-0

[Event "Zuerich op-B 17th"]
[Site "Zuerich"]
[Date "1993.??.??"]
[Round "?"]
[White "Gajic, Milos"]
[Black "De Martin, Beat"]
[Result "1-0"]
[ECO "B08"]
[PlyCount "85"]
[EventDate "1993.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. h3 Nbd7 8. Be3 Re8 9. Qd2 Qc7 10. Rfd1 a6 11. a4 Rb8 12. e5 Nd5 13. Nxd5 cxd5 14. exd6 exd6 15. a5 Nf6 16. Bd3 Ne4 17. Qb4 Bd7 18. Bf4 Re6 19. Bh2 Rf6 20. c4 Bc6 21. c5 Bd7 22. Bxe4 dxe4 23. Bxd6 Qc8 24. Bxb8 exf3 25. Be5 Bxh3 26. d5 Bxg2 27. Bxf6 Bxf6 28. Qf4 Bg5 29. Qg3 Qf5 30. Rd4 h5 31. Re1 h4 32. Re8+ Kg7 33. Qe5+ Qxe5 34. Rxe5 Bf6 35. Ree4 Bxd4 36. Rxd4 Bh3 37. Rxh4 Bf5 38. Rf4 Kf8 39. c6 bxc6 40. dxc6 Ke7 41. Rxf3 Kd6 42. Rc3 Kc7 43. f3 1-0

