[Event "Philadelphia op"]
[Site "Philadelphia"]
[Date "2010.04.01"]
[Round "3"]
[White "Vianna, Paul"]
[Black "Hungaski, Robert Andrew"]
[Result "0-1"]
[ECO "A24"]
[BlackElo "2407"]
[PlyCount "116"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 e5 7. d3 Re8 8. Bg5 h6 9. Bxf6 Qxf6 10. Rb1 a5 11. a3 c6 12. b4 axb4 13. axb4 Be6 14. Nd2 Qd8 15. Qc2 Nd7 16. b5 Qc7 17. Qb3 Reb8 18. Rfc1 Nc5 19. Qb4 f5 20. Nb3 Nd7 21. Nd5 Bxd5 22. cxd5 c5 23. Nd2 Ra2 24. Nf3 Qd8 25. Qe1 Nb6 26. e4 Rba8 27. Nh4 Qg5 28. Bh3 R2a4 29. Ra1 fxe4 30. dxe4 Nc4 31. Rxa4 Rxa4 32. Ra1 Qd2 33. Nxg6 Qxe1+ 34. Rxe1 Nd2 35. Kg2 Rxe4 36. Ra1 Kf7 37. Nh4 Rb4 38. Ra7 Rxb5 39. Bc8 Kf6 40. Bxb7 Ne4 41. Bc6 Rb2 42. Be8 Ng5 43. Nf3 Rb8 44. Nxg5 hxg5 45. Bh5 g4 46. Bxg4 e4 47. Be6 Bh6 48. Ra2 Ke5 49. f4+ Kd4 50. Kf2 Rb3 51. Bg4 Kxd5 52. Ke2 c4 53. Rd2+ Rd3 54. Bf5 Kd4 55. Bg6 d5 56. Rxd3+ cxd3+ 57. Kd1 e3 58. Bh5 Kc3 0-1

[Event "Philadelphia op"]
[Site "Philadelphia"]
[Date "2010.04.01"]
[Round "2"]
[White "Zapata, Alonso"]
[Black "Vianna, Paul"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2523"]
[PlyCount "110"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Ndf3 Nc6 7. Bd3 Qb6 8. Ne2 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. 0-0 Bd6 12. Nc3 0-0 13. a3 Bd7 14. Be3 Rae8 15. b4 a6 16. Rc1 Qd8 17. Bb1 Qe7 18. Re1 Ng4 19. Qd3 g6 20. h3 Nxe3 21. Rxe3 Qg7 22. Rd1 Re7 23. b5 axb5 24. Nxb5 Bf4 25. Re2 g5 26. g3 Bb8 27. a4 Ref7 28. Nh2 Qh6 29. Kg2 e5 30. Ng4 Bxg4 31. hxg4 e4 32. Qb3 Qe6 33. Bxe4 Qxg4 34. Rde1 dxe4 35. Rxe4 Qf3+ 36. Qxf3 Rxf3 37. R1e2 Rd3 38. R2e3 Rxe3 39. fxe3 Rd8 40. Nc3 Kf7 41. d5 Ne5 42. Rb4 Rd7 43. Ne4 Kg6 44. Rb6+ Kf5 45. Nf2 g4 46. Re6 h5 47. e4+ Kg5 48. Nd1 Nf3 49. Ne3 Ba7 50. Nc4 Rf7 51. Ne5 Ne1+ 52. Kh2 Rf2+ 53. Kh1 Rf1+ 54. Kh2 Bg1+ 55. Kh1 Bf2+ 0-1

[Event "Philadelphia op"]
[Site "Philadelphia"]
[Date "2010.03.31"]
[Round "1"]
[White "Vianna, Paul"]
[Black "Hua, David A"]
[Result "1-0"]
[ECO "E14"]
[BlackElo "1972"]
[PlyCount "43"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. e3 b6 5. d4 Bb7 6. d5 d6 7. e4 e5 8. Bd3 Nbd7 9. h3 g6 10. Be3 a6 11. Qd2 Bg7 12. 0-0-0 Qc7 13. g4 0-0-0 14. Kb1 Kb8 15. Rc1 Ka8 16. Bc2 Rb8 17. Ba4 Ka7 18. Rhd1 Ba8 19. Qd3 Ne8 20. Ka1 Qd8 21. Bc6 Qe7 22. Nb5+ 1-0

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "4"]
[White "Sanchez, Gabriel"]
[Black "Vianna, Paul"]
[Result "1/2-1/2"]
[ECO "A32"]
[PlyCount "73"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e6 5. Nc3 Bb4 6. Ndb5 0-0 7. a3 Bxc3+ 8. Nxc3 d5 9. Bg5 h6 10. Bxf6 Qxf6 11. e3 Nc6 12. Bd3 dxc4 13. Bxc4 Rd8 14. Qc2 Ne5 15. Be2 Bd7 16. 0-0 Bc6 17. f4 Ng6 18. Bd3 Nh4 19. Rf2 Rac8 20. Be4 Nf5 21. Re1 Ne7 22. Bd3 Nd5 23. Nxd5 Bxd5 24. Qe2 Bb3 25. Bb1 Qe7 26. Qb5 Bc4 27. Qe5 Rc5 28. Qe4 f5 29. Qf3 Bd5 30. e4 fxe4 31. Bxe4 Qc7 32. Qe3 Bxe4 33. Qxe4 Rc6 34. Rfe2 Qb6+ 35. Kh1 Qd4 36. Qxd4 Rxd4 37. g3 1/2-1/2

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "2"]
[White "Vianna, Paul"]
[Black "Marcal, Jose M"]
[Result "1-0"]
[ECO "D40"]
[PlyCount "49"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 e6 4. e3 Nf6 5. d4 d5 6. a3 Ne4 7. Qc2 Qa5 8. Bd3 cxd4 9. exd4 Nb4 10. axb4 Qxa1 11. cxd5 Nxc3 12. bxc3 Bd7 13. dxe6 fxe6 14. 0-0 Qa4 15. Qe2 Bd6 16. Ng5 Qc6 17. Qh5+ Ke7 18. Ne4 Kd8 19. Qg5+ Kc8 20. b5 Qc7 21. Nxd6+ Qxd6 22. Bf4 Qf8 23. Qe5 Kd8 24. Bg5+ Kc8 25. Ra1 1-0

[Event "Pan American-ch"]
[Site "Cambridge"]
[Date "1979.06.??"]
[Round "?"]
[White "Vianna, Paul"]
[Black "Segerstrom, Paul"]
[Result "1-0"]
[ECO "D52"]
[PlyCount "61"]
[EventDate "1979.06.22"]
[EventType "game"]
[EventRounds "1"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Nbd7 5. cxd5 exd5 6. Bg5 c6 7. e3 Qa5 8. Nd2 Bb4 9. Qc2 0-0 10. Bd3 Re8 11. Bxf6 Nxf6 12. 0-0 Bg4 13. f3 Bh5 14. Rae1 Bg6 15. Bxg6 hxg6 16. Kh1 Re7 17. e4 dxe4 18. fxe4 Rae8 19. e5 Nd5 20. Rf3 Bxc3 21. bxc3 c5 22. Nb3 Qa4 23. Qe4 Nc7 24. Nxc5 Qxa2 25. Nxb7 Rb8 26. Nd6 Ne6 27. Rff1 Qd2 28. Rb1 Rxb1 29. Rxb1 Qxc3 30. Rb8+ Nf8 31. Rxf8+ 1-0

