[Event "North American op 26th"]
[Site "Stillwater"]
[Date "2007.09.03"]
[Round "9"]
[White "Valencia, Robert"]
[Black "Robertson, Dana"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "39"]
[EventDate "2007.08.31"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 f5 3. Bd3 g6 4. Nf3 Bg7 5. 0-0 Ne7 6. Bg5 0-0 7. exf5 exf5 8. Re1 Bf6 9. Qe2 Nbc6 10. c4 Nxd4 11. Nxd4 Bxg5 12. Nc3 c6 13. Rad1 d5 14. Ne6 Bxe6 15. Qxe6+ Rf7 16. cxd5 cxd5 17. Nxd5 Nxd5 18. Bc4 Kf8 19. Bxd5 Re7 20. Qg8# 1-0

[Event "North American op 26th"]
[Site "Stillwater"]
[Date "2007.09.01"]
[Round "3"]
[White "Robertson, Dana"]
[Black "Bristol, Rex"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "54"]
[EventDate "2007.08.31"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 d5 3. e3 Nc6 4. Bb5 Bd7 5. b3 e6 6. Bb2 Bd6 7. 0-0 0-0 8. Bxc6 Bxc6 9. d3 Re8 10. Nbd2 Bc5 11. d4 Bd6 12. Ne5 Bxe5 13. fxe5 Ne4 14. Nxe4 dxe4 15. c4 b6 16. Qh5 Re7 17. Rad1 b5 18. d5 exd5 19. cxd5 Bxd5 20. Rf4 Rd7 21. Rh4 h6 22. Rg4 Be6 23. Rxd7 Qxd7 24. Rxe4 Qd2 25. Ba1 Qc1+ 26. Kf2 Qc2+ 27. Kf3 Qd1+ 0-1

[Event "North American op 26th"]
[Site "Stillwater"]
[Date "2007.08.31"]
[Round "2"]
[White "Andrews, Neil"]
[Black "Robertson, Dana"]
[Result "1-0"]
[ECO "B15"]
[PlyCount "53"]
[EventDate "2007.08.31"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 Be6 4. Nf3 Nd7 5. Ng5 g6 6. Nxe6 fxe6 7. Qg4 Bg7 8. e5 Qb6 9. b3 c5 10. Na4 Qc6 11. Bd3 0-0-0 12. 0-0 cxd4 13. f4 Nh6 14. Qe2 a6 15. Ba3 Rde8 16. c3 dxc3 17. Nxc3 d4 18. Na4 Kb8 19. Rac1 Qd5 20. Be4 Qb5 21. Qd2 Nf5 22. Rfe1 Bh6 23. Rc4 Rc8 24. Rb4 Qxb4 25. Qxb4 Rc7 26. g3 b5 27. Nb2 1-0

[Event "North American op 26th"]
[Site "Stillwater"]
[Date "2007.08.31"]
[Round "1"]
[White "Robertson, Dana"]
[Black "Lisle, Mark A"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "74"]
[EventDate "2007.08.31"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 c5 4. b3 a6 5. Bb2 Nc6 6. Be2 Bf5 7. 0-0 e6 8. d4 Qc7 9. Ne5 cxd4 10. exd4 Nb4 11. c3 Nc2 12. Nd2 Nxa1 13. Bxa1 Bd6 14. g4 Be4 15. g5 Nd7 16. Bf3 Bxe5 17. fxe5 Bd3 18. Rf2 g6 19. Be2 Bf5 20. c4 Qa5 21. a4 Rc8 22. Bg4 Bxg4 23. Qxg4 f5 24. gxf6 Kf7 25. Bb2 dxc4 26. Nxc4 Rxc4 27. bxc4 Qe1+ 28. Kg2 h5 29. Qf3 h4 30. Qxb7 h3+ 31. Kg3 Qg1+ 32. Rg2 Qe3+ 33. Kg4 Rd8 34. Rg3 Qe2+ 35. Kg5 Qd2+ 36. Kg4 g5 37. Rxh3 Qf4+ 0-1

[Event "North American op 21st"]
[Site "Stillwater"]
[Date "2002.08.30"]
[Round "1"]
[White "Gossell, Thomas"]
[Black "Robertson, Dana"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "45"]
[EventDate "2002.08.30"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 f5 3. exf5 exf5 4. Nf3 Nf6 5. c4 Bb4+ 6. Nc3 0-0 7. Be2 Ne4 8. Qb3 c5 9. 0-0 Nc6 10. Nd5 Nxd4 11. Nxd4 Nd2 12. Bxd2 Bxd2 13. Nf3 Bh6 14. Bd3 d6 15. Rfe1 b6 16. Re7 Re8 17. Rae1 Rxe7 18. Rxe7 Kf8 19. Qc2 Qxe7 20. Nxe7 Kxe7 21. Bxf5 Bxf5 22. Qxf5 g6 23. Qe4+ 1-0

[Event "North American op 20th"]
[Site "Stillwater"]
[Date "2001.09.01"]
[Round "4"]
[White "Robertson, Dana"]
[Black "Green, John"]
[Result "1-0"]
[ECO "A03"]
[PlyCount "83"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. f4 c5 2. Nf3 Nf6 3. e3 Nc6 4. b3 d5 5. Bb5 Qb6 6. Bxc6+ Qxc6 7. Ne5 Qa6 8. d3 Qa5+ 9. Nd2 Qc3 10. Rb1 Qa5 11. a3 h5 12. 0-0 Qc7 13. Qe1 e6 14. Ndf3 Ng4 15. Ng5 Nh6 16. Bb2 b6 17. c4 Bb7 18. Rc1 Qd6 19. Qh4 Nf5 20. Qe1 Nh6 21. Qh4 Nf5 22. Qe1 Nh6 23. Qh4 Rg8 24. Qxh5 g6 25. Qh3 Bc8 26. Ng4 Nxg4 27. Qxg4 e5 28. Qf3 Qe7 29. Bxe5 f6 30. Qxd5 Bb7 31. Qxg8 0-0-0 32. Ne6 Re8 33. Nxf8 Rxf8 34. Qxg6 fxe5 35. fxe5 Rh8 36. Qf6 Qe8 37. Rf5 Rg8 38. e4 Qd7 39. Rg5 Qd4+ 40. Kh1 Rd8 41. Qe6+ Rd7 42. Rg7 1-0

[Event "North American op 20th"]
[Site "Stillwater"]
[Date "2001.08.31"]
[Round "2"]
[White "Robertson, Dana"]
[Black "Gossell, Thomas"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "74"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 c5 3. e3 Nc6 4. Be2 g6 5. 0-0 Bg7 6. d3 d5 7. c4 dxc4 8. dxc4 Qc7 9. Nc3 Bf5 10. Nd5 Qc8 11. Ng5 0-0 12. Bf3 h6 13. Nxf6+ exf6 14. Ne4 Bxe4 15. Bxe4 f5 16. Bd5 Qc7 17. Rb1 Rad8 18. Qf3 Rd6 19. b3 b6 20. Bb2 Nb4 21. Bxg7 Kxg7 22. e4 fxe4 23. Qxe4 Nxd5 24. cxd5 Qd7 25. Rbd1 Rd8 26. Qe5+ Kg8 27. Rfe1 Rxd5 28. Qxd5 Qxd5 29. Rxd5 Rxd5 30. Re2 Kg7 31. Kf2 Rd3 32. g4 Kf6 33. Re3 Rd2+ 34. Re2 Rxe2+ 35. Kxe2 h5 36. Kf3 hxg4+ 37. Kxg4 b5 0-1

