[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2008.06.07"]
[Round "4"]
[White "Roubal, Richard R"]
[Black "Sertic, Darko"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "2260"]
[PlyCount "18"]
[EventDate "2008.06.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. g3 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qd2 Nf6 5. Bg2 Bc5 6. b3 0-0 7. Bb2 d5 8. c3 Re8 9. Nf3 Bxf2+ 0-1

[Event "Berkeley Peoples op"]
[Site "Berkeley"]
[Date "1999.??.??"]
[Round "?"]
[White "Ho, Matthew"]
[Black "Roubal, Richard R"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1665"]
[BlackElo "1940"]
[PlyCount "103"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. Nf3 a6 5. Bd3 e5 6. 0-0 c5 7. dxc5 dxc5 8. Be3 Qc7 9. Nbd2 Nd7 10. Qe2 h6 11. Ne1 b5 12. a4 c4 13. Bc2 Bb7 14. f4 Ne7 15. Nef3 exf4 16. Bd4 0-0 17. e5 Nc6 18. e6 Rae8 19. exf7+ Kxf7 20. Qf2 g5 21. Bxg7 Kxg7 22. Nd4 Nxd4 23. Qxd4+ Rf6 24. axb5 axb5 25. Be4 Rxe4 26. Nxe4 Qc6 27. Ra7 Kg6 28. Rxb7 Qxb7 29. Nxf6 Nxf6 30. Re1 Qa8 31. Qb6 Qd5 32. Qd4 Qxd4+ 33. cxd4 Kf5 34. Re5+ Kg4 35. Rxb5 Ne4 36. Re5 Nd2 37. Re2 Nb3 38. d5 f3 39. Re4+ Kf5 40. gxf3 Nd2 41. Kf2 Nxe4+ 42. fxe4+ Ke5 43. Kg3 h5 44. Kf3 Kd6 45. Ke2 Ke5 46. Ke3 Kd6 47. Kd4 g4 48. e5+ Ke7 49. Ke4 h4 50. Kf4 g3 51. hxg3 h3 52. Kf3 1-0

[Event "Berkeley Peoples op"]
[Site "Berkeley"]
[Date "1999.??.??"]
[Round "?"]
[White "Kearney, Dwight"]
[Black "Roubal, Richard R"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1800"]
[BlackElo "1940"]
[PlyCount "89"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Qe7 5. d3 d6 6. Nc3 Be6 7. Nd5 Bxd5 8. Bxd5 Nf6 9. Bg5 h6 10. Be3 Nxd5 11. exd5 Bxe3 12. fxe3 Nd8 13. Nd2 0-0 14. Qh5 a5 15. Rf2 Qg5 16. Qh3 f6 17. Raf1 a4 18. Rf3 Qg6 19. Rg3 Qh7 20. e4 Rf7 21. Qh5 g5 22. Rf5 Kg7 23. h4 Qg6 24. Qf3 b5 25. h5 Qh7 26. Nf1 Nb7 27. Nh2 Nc5 28. c3 a3 29. b4 Nb3 30. Qd1 Na5 31. bxa5 Rxa5 32. Ng4 b4 33. cxb4 Rxd5 34. Qf1 Rd4 35. Rxf6 Kf8 36. Rgf3 Rxf6 37. Rxf6+ Ke7 38. Rxh6 Qf7 39. Qxf7+ Kxf7 40. Rh7+ Kf8 41. Rxc7 d5 42. h6 Kg8 43. Nf6+ Kf8 44. h7 dxe4 45. h8Q# 1-0

[Event "US Open-100"]
[Site "Reno"]
[Date "1999.??.??"]
[Round "?"]
[White "Roubal, Richard R"]
[Black "Browne, Walter Shawn"]
[Result "0-1"]
[ECO "A25"]
[BlackElo "2516"]
[PlyCount "95"]
[EventDate "1999.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. e3 f5 4. Nge2 Nf6 5. d4 d6 6. b4 Bd7 7. b5 Ne7 8. h4 g6 9. g3 e4 10. Qb3 Bg7 11. Nf4 c5 12. bxc6 bxc6 13. Rb1 c5 14. Nb5 Qb6 15. dxc5 dxc5 16. Bd2 0-0 17. Qa3 a6 18. Nc3 Qd6 19. Be2 Rfd8 20. 0-0 Be8 21. Rfd1 Qc6 22. Qa5 Bf7 23. Na4 Nd7 24. Be1 Rdb8 25. Rbc1 Rc8 26. Rc2 Be5 27. Rcd2 Bc7 28. Qc3 Ne5 29. Nb2 Qf6 30. Kg2 h6 31. a3 Rab8 32. Na4 Qc6 33. Qc2 Nd3 34. Kg1 Be8 35. Nc3 Rb2 36. Bxd3 Rxc2 37. Bxc2 Bf7 38. Ba4 Qf6 39. Rd7 Be5 40. Rd8+ Rxd8 41. Rxd8+ Kg7 42. Rd7 Bxc3 43. Bxc3 Qxc3 44. Rxe7 Kf8 45. Rc7 Qxc4 46. Bc6 g5 47. hxg5 hxg5 48. Nd5 0-1

[Event "Fremont Ohlone op"]
[Site "Fremont"]
[Date "1999.??.??"]
[Round "?"]
[White "Roubal, Richard R"]
[Black "Mavraedis, Chris"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1970"]
[BlackElo "1905"]
[PlyCount "54"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. Bb5+ Nbd7 6. Nc3 a6 7. Bd3 Bg6 8. Bxg6 hxg6 9. Bg5 Nb6 10. Qe2 Nfxd5 11. Ne4 Nd7 12. c4 N5f6 13. Nh3 Nxe4 14. fxe4 c6 15. 0-0 Qa5 16. e5 f6 17. b4 Qb6 18. c5 Qxb4 19. Be3 Qb5 20. Qc2 0-0-0 21. Rfb1 Qa5 22. e6 Nb8 23. Rb6 Nd7 24. exd7+ Rxd7 25. Bd2 Qa3 26. Bc3 e5 27. Rb3 Qa4 0-1

[Event "Berkeley Peoples op"]
[Site "Berkeley"]
[Date "1999.??.??"]
[Round "?"]
[White "Roubal, Richard R"]
[Black "Stephenson, Lloyd"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1940"]
[BlackElo "1850"]
[PlyCount "47"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 d5 3. b3 Bg4 4. Bb2 e6 5. c4 Be7 6. Ne5 0-0 7. cxd5 exd5 8. Nxg4 Nxg4 9. e3 Bh4+ 10. g3 Nxh2 11. Qh5 Bxg3+ 12. Kd1 Qd7 13. Rxh2 Bxh2 14. Bd3 f5 15. Qxh2 Nc6 16. Na3 d4 17. Bc4+ Kh8 18. Ke2 dxe3 19. dxe3 Rad8 20. Bc3 Rfe8 21. Rh1 Rxe3+ 22. Kxe3 Qe7+ 23. Kf2 Qc5+ 24. Kg2 1-0

[Event "American op"]
[Site "Los Angeles"]
[Date "1996.??.??"]
[Round "6"]
[White "Davis, Tony"]
[Black "Roubal, Richard R"]
[Result "1-0"]
[ECO "B16"]
[PlyCount "74"]
[EventDate "1996.11.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Bf4 h5 7. Qd2 Bf5 8. Nf3 Nd7 9. 0-0-0 Qb6 10. Bd3 Bxd3 11. Qxd3 0-0-0 12. d5 cxd5 13. Qxd5 e6 14. Qc4+ Qc5 15. Qa4 e5 16. Rd3 Qxf2 17. Bg3 Bh6+ 18. Kb1 Qb6 19. Qc4+ Kb8 20. Qxf7 Nc5 21. Nxe5 fxe5 22. Bxe5+ Ka8 23. Bc7 Rxd3 24. Bxb6 Rd7 25. Qf6 Bg7 26. Qg6 axb6 27. Qxb6 Rhd8 28. a3 Rc8 29. Rf1 Kb8 30. Ka2 Na4 31. Qe6 Rxc2 32. Rb1 Rcd2 33. Qg8+ Ka7 34. Kb3 b5 35. Kb4 Rxg2 36. Qc8 Rb7 37. Qc6 Rxh2 1-0

[Event "American op"]
[Site "Los Angeles"]
[Date "1996.??.??"]
[Round "2"]
[White "Nazarian, Arpiar"]
[Black "Roubal, Richard R"]
[Result "1-0"]
[ECO "D25"]
[PlyCount "75"]
[EventDate "1996.11.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 Bg4 5. e3 Nbd7 6. Bxc4 e6 7. 0-0 Bd6 8. e4 e5 9. Qb3 Bxf3 10. Bxf7+ Kf8 11. gxf3 exd4 12. Ne2 Nc5 13. Qc4 Qe7 14. e5 Qxe5 15. Bf4 Qe7 16. Bxd6 cxd6 17. Bd5 Qe5 18. Be4 Nfxe4 19. fxe4 Nxe4 20. Qd3 Re8 21. Ng3 Ng5 22. f4 Nh3+ 23. Kg2 Qe6 24. Qf5+ Qxf5 25. Nxf5 g6 26. Ng3 h5 27. Kxh3 h4 28. Nh1 Re3+ 29. Kg4 Kg7 30. Rad1 d3 31. Rf3 Re2 32. Rf2 Re3 33. Rfd2 Rf8 34. Rxd3 Re4 35. Rf3 Rf6 36. Rd2 Re1 37. Nf2 Rg1+ 38. Kh3 1-0

[Event "American op"]
[Site "Los Angeles"]
[Date "1996.??.??"]
[Round "1"]
[White "Roubal, Richard R"]
[Black "Edwards, Matthew"]
[Result "0-1"]
[ECO "C61"]
[PlyCount "70"]
[EventDate "1996.11.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 Nd4 5. Ba4 Nxf3+ 6. Qxf3 Qf6 7. Nc3 Qxf3 8. gxf3 Ne7 9. d3 c6 10. Be3 Bxe3 11. fxe3 d6 12. Kg2 Be6 13. d4 0-0-0 14. Rad1 a6 15. b4 g5 16. d5 cxd5 17. exd5 Bd7 18. Bxd7+ Kxd7 19. Ne4 f5 20. Nf6+ Kc7 21. c4 h5 22. f4 gxf4 23. exf4 e4 24. c5 Rh6 25. cxd6+ Kxd6 26. Nxe4+ fxe4 27. Rd4 Rg8+ 28. Kh3 Rf6 29. Rxe4 Nxd5 30. Rd1 Rf5 31. a3 Rg4 32. Re8 Kc6 33. b5+ axb5 34. Rc1+ Kd7 35. Rcc8 Nxf4# 0-1

[Event "National op"]
[Site "Las Vegas"]
[Date "1996.??.??"]
[Round "?"]
[White "Roubal, Richard R"]
[Black "Kerkay, Eugene"]
[Result "0-1"]
[ECO "B19"]
[BlackElo "2210"]
[PlyCount "72"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[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 Qc7 11. Bd2 e6 12. 0-0-0 Ngf6 13. Kb1 Bd6 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 0-0-0 17. Ne5 c5 18. Bc3 Nd5 19. Rh4 Bxe5 20. dxe5 Nxc3+ 21. bxc3 Rxd1+ 22. Qxd1 Qxe5 23. Rc4 Rd8 24. Qf3 Rd6 25. Qe3 Qxe3 26. fxe3 Rd5 27. Rg4 Rg5 28. Rxg5 hxg5 29. g4 Kd7 30. Kc1 Kd6 31. c4 Ke5 32. Kd2 Ke4 33. Ke2 f5 34. a4 f4 35. a5 fxe3 36. c3 Kf4 0-1

[Event "National op"]
[Site "Las Vegas"]
[Date "1996.??.??"]
[Round "?"]
[White "Roubal, Richard R"]
[Black "Rowe, John W"]
[Result "1-0"]
[ECO "C34"]
[PlyCount "41"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 exf4 5. d4 Be7 6. Bxf4 0-0 7. Qd2 c6 8. d5 Re8 9. 0-0-0 Bg4 10. h3 Bxf3 11. gxf3 c5 12. e5 dxe5 13. Bxe5 Bd6 14. Bxd6 Qxd6 15. Rg1 Kh8 16. Nb5 Qd7 17. d6 Na6 18. Rxg7 Kxg7 19. Qg5+ Kf8 20. Qxf6 Kg8 21. Bc4 1-0

[Event "American op"]
[Site "Los Angeles"]
[Date "1996.??.??"]
[Round "5"]
[White "Roubal, Richard R"]
[Black "Sakurai, Eric"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "57"]
[EventDate "1996.11.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. d4 Bg7 4. Bg2 d6 5. Nc3 0-0 6. e3 Nbd7 7. a4 a5 8. Nge2 e5 9. 0-0 Re8 10. h3 Nf8 11. Rb1 exd4 12. Nxd4 Ne6 13. Nxe6 fxe6 14. e4 Nd7 15. f4 Nc5 16. Be3 b6 17. e5 Bb7 18. Bxb7 Nxb7 19. Qf3 Nc5 20. Bxc5 bxc5 21. Rbd1 Rb8 22. Nb5 Rb6 23. Qc3 Ra6 24. Rf3 Qe7 25. Rfd3 dxe5 26. Rd7 exf4 27. Rxe7 Bxc3 28. Rxe8+ Kf7 29. bxc3 1-0

[Event "American op"]
[Site "Los Angeles"]
[Date "1996.??.??"]
[Round "3"]
[White "Roubal, Richard R"]
[Black "Smith, Vine H"]
[Result "0-1"]
[ECO "E60"]
[PlyCount "48"]
[EventDate "1996.11.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. g3 Bg7 5. Bg2 0-0 6. Nh3 d6 7. 0-0 Bd7 8. Re1 b5 9. cxb5 Bxb5 10. Nc3 Qb6 11. Qc2 Nbd7 12. Nxb5 Qxb5 13. a4 Qb7 14. e4 Rfb8 15. f4 Ng4 16. e5 dxe5 17. Nf2 Nxf2 18. Kxf2 exf4 19. gxf4 Bd4+ 20. Kg3 Nf6 21. Re2 Nxd5 22. Bxd5 Qxd5 23. Rxe7 Rb3+ 24. Kh4 Qh5# 0-1

[Event "North American op"]
[Site "Las Vegas"]
[Date "1995.??.??"]
[Round "4"]
[White "Roubal, Richard R"]
[Black "Shideler, J."]
[Result "1-0"]
[ECO "A03"]
[PlyCount "63"]
[EventDate "1995.12.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 Nc6 4. Bb5 e6 5. Ne5 Bd6 6. Nxc6 bxc6 7. Bxc6+ Bd7 8. Bxa8 Qxa8 9. Qf3 0-0 10. 0-0 e5 11. d4 exf4 12. exf4 Bg4 13. Qd3 Qc8 14. f5 Qd8 15. Nc3 c5 16. Bg5 c4 17. Qd2 h6 18. Bxf6 Qxf6 19. h3 Qh4 20. Rf3 Qh5 21. Raf1 Bxf3 22. gxf3 Qh4 23. Qf2 Qf6 24. Nxd5 Qg5+ 25. Qg2 Qh4 26. Qg4 Qxg4+ 27. hxg4 g6 28. fxg6 fxg6 29. b3 cxb3 30. axb3 Kg7 31. c4 g5 32. c5 1-0

[Event "US Open-84"]
[Site "Pasadena"]
[Date "1983.08.16"]
[Round "9"]
[White "Roubal, Richard R"]
[Black "Carrasco, Paul"]
[Result "0-1"]
[ECO "D86"]
[PlyCount "96"]
[EventDate "1983.08.07"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Qd7 9. 0-0 b6 10. f4 Bb7 11. Ng3 c5 12. e5 cxd4 13. cxd4 Rd8 14. Qe2 e6 15. Bb2 Nc6 16. Rad1 Na5 17. Bd3 Bd5 18. Ba1 Rac8 19. Ne4 Qe7 20. Nd6 Rxd6 21. exd6 Qxd6 22. Rc1 Rxc1 23. Rxc1 Qxf4 24. Rc8+ Bf8 25. Qe5 Qxe5 26. dxe5 Kg7 27. Bc3 Nc6 28. a4 Bc5+ 29. Kf1 a5 30. Bb5 Na7 31. Rc7 Nxb5 32. axb5 a4 33. g4 Bc4+ 34. Kg2 Bxb5 35. Kf3 Bc4 36. Ke4 Bd5+ 37. Kd3 a3 38. g5 a2 39. Ra7 b5 40. Rc7 Ba3 41. Ra7 Bc1 42. h4 Bf4 43. Rc7 b4 44. Bd4 b3 45. Rc8 h6 46. gxh6+ Kxh6 47. Rh8+ Kg7 48. Rb8 Bc1 0-1

[Event "US Open-83"]
[Site "St Paul"]
[Date "1982.08.08"]
[Round "1"]
[White "Cook, Howard"]
[Black "Roubal, Richard R"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "18"]
[EventDate "1982.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bc4 Be7 6. d3 Nf6 7. 0-0 0-0 8. b3 d5 9. Bb5 c6 0-1

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "10"]
[White "Roubal, Richard R"]
[Black "Phillips, Roy Jean Noel"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "83"]
[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. c4 Nf6 2. Nc3 e5 3. g3 Nc6 4. Bg2 g6 5. e4 Bg7 6. Nge2 0-0 7. d3 Ne7 8. 0-0 c6 9. Qb3 d6 10. a4 Qc7 11. a5 Be6 12. Bg5 h6 13. Bxf6 Bxf6 14. Rfc1 Bg7 15. Qd1 Qd7 16. Na4 Rad8 17. b4 f5 18. Ra3 f4 19. d4 g5 20. d5 Bh3 21. Bxh3 Qxh3 22. Qf1 Qh5 23. a6 b6 24. c5 bxc5 25. bxc5 cxd5 26. cxd6 Rxd6 27. Rc7 Nc8 28. Rac3 Rxa6 29. Nxf4 exf4 30. Rxg7+ Kxg7 31. Qxa6 Qd1+ 32. Kg2 f3+ 33. Kh3 Qe2 34. Rc7+ Rf7 35. Qxc8 Qxe4 36. Nc5 g4+ 37. Kh4 Qg6 38. Ne6+ Kf6 39. Qh8+ Kf5 40. Nd4+ Ke4 41. Qe8+ Kxd4 42. Qe3# 1-0

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "12"]
[White "Roubal, Richard R"]
[Black "Potter, Robert BM"]
[Result "0-1"]
[ECO "A21"]
[PlyCount "54"]
[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. c4 e5 2. Nc3 f5 3. g3 Nf6 4. d4 exd4 5. Qxd4 Nc6 6. Qe3+ Be7 7. Nd5 0-0 8. Nxe7+ Nxe7 9. Bg2 d5 10. Qb3 c6 11. Nh3 Kh8 12. cxd5 Nexd5 13. Bg5 Qa5+ 14. Bd2 Qa6 15. Bf1 Ne4 16. Bb4 Nxb4 17. Qxb4 c5 18. Qa3 Qxa3 19. bxa3 b6 20. Nf4 g5 21. Ng2 Kg7 22. f4 Bb7 23. Rd1 Rad8 24. Rg1 Rxd1+ 25. Kxd1 Nf2+ 26. Ke1 Nh3 27. Rh1 g4 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "12"]
[White "Leidner, Michael I"]
[Black "Roubal, Richard R"]
[Result "1-0"]
[ECO "A47"]
[PlyCount "47"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 e6 4. Bd3 Nc6 5. c3 b6 6. Nbd2 Be7 7. 0-0 Qc7 8. a3 Bb7 9. Re1 h5 10. e4 h4 11. h3 0-0-0 12. b4 Nh5 13. bxc5 bxc5 14. Qa4 Rdg8 15. Rb1 Nf4 16. Ba6 Bxa6 17. Qxa6+ Kd8 18. Nf1 g5 19. Rb7 Qc8 20. d5 exd5 21. Bxf4 gxf4 22. exd5 Nb8 23. Qxa7 Bd6 24. Qb6+ 1-0

