[Event "Clark Harmon Memorial 7th"]
[Site "Portland"]
[Date "2013.04.14"]
[Round "4"]
[White "Gutman, Richard George"]
[Black "Yoshinaga, David K"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2008"]
[BlackElo "1768"]
[PlyCount "49"]
[EventDate "2013.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Bg7 5. d4 cxd4 6. exd4 e6 7. d5 Bxc3+ 8. bxc3 Nce7 9. Qd4 f6 10. h4 Nf5 11. Qd3 e5 12. h5 Qe7 13. Qc2 e4 14. Nd4 Nxd4 15. cxd4 a5 16. c5 d6 17. cxd6 Qxd6 18. Qxe4+ Ne7 19. Bb5+ Kf7 20. 0-0 Qxd5 21. Qe2 Qd8 22. Re1 Nf5 23. Ba3 Bd7 24. g4 Nxd4 25. Qe7+ 1-0

[Event "Clark Harmon Memorial 7th"]
[Site "Portland"]
[Date "2013.04.13"]
[Round "2"]
[White "Yoshinaga, David K"]
[Black "Botez, Alexandra"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1768"]
[BlackElo "2044"]
[PlyCount "68"]
[EventDate "2013.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. b3 Bg7 4. Bb2 0-0 5. e3 d6 6. d4 Nbd7 7. Bd3 e5 8. Nge2 Nh5 9. g4 Nhf6 10. Ng3 exd4 11. exd4 Re8+ 12. Nce2 Nxg4 13. h3 Nh6 14. Qc2 c5 15. 0-0-0 a5 16. h4 Ng4 17. Rdf1 h5 18. Kb1 a4 19. bxa4 Nb6 20. d5 Bxb2 21. Kxb2 Nxa4+ 22. Kc1 Qf6 23. Ne4 Qe5 24. f4 Qe7 25. Rf3 Bf5 26. N2g3 Bxe4 27. Nxe4 f5 28. Ng5 Qf6 29. Qb3 Nc3 30. Qxb7 Nxa2+ 31. Kc2 Qc3+ 32. Kb1 Reb8 33. Qxb8+ Rxb8+ 34. Kxa2 Qb2# 0-1

[Event "US Open-113"]
[Site "Vancouver"]
[Date "2012.08.08"]
[Round "5"]
[White "Cao, Jason"]
[Black "Yoshinaga, David K"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2172"]
[BlackElo "1700"]
[PlyCount "51"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qxf6 Nxf6 9. Nc3 d5 10. exd5 Nb4 11. Bd3 Nfxd5 12. Nxd5 Nxd5 13. 0-0 0-0 14. b3 Nb4 15. Ba3 a5 16. Bxb4 axb4 17. Rfe1 Ra5 18. Re4 Bf5 19. Rxb4 Bxd3 20. cxd3 b5 21. a4 Rb8 22. Rc1 f6 23. Rc5 Rd8 24. Rbxb5 Rxb5 25. Rxb5 Rxd3 26. Kf1 1-0

[Event "US Open-113"]
[Site "Vancouver"]
[Date "2012.08.07"]
[Round "4"]
[White "Yoshinaga, David K"]
[Black "Ho, Daniel"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1700"]
[BlackElo "1980"]
[PlyCount "71"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Bd3 Nc6 6. Nge2 0-0 7. 0-0 b6 8. f4 Nb4 9. Bb1 Bb7 10. a3 Na6 11. Ng3 Nd7 12. f5 c5 13. d5 Ne5 14. Qe2 Nc7 15. Bf4 Nxc4 16. Qxc4 Ba6 17. Qb3 Bxf1 18. Kxf1 b5 19. Nd1 a5 20. Qe3 a4 21. Bh6 Bd4 22. Qd2 Re8 23. Ne2 Bf6 24. Ne3 Na6 25. Ng4 Bh8 26. h4 Nb8 27. h5 Nd7 28. hxg6 hxg6 29. fxg6 Ne5 30. g7 Bxg7 31. Bxg7 Kxg7 32. Qh6+ Kg8 33. Ng3 Nxg4 34. Qg5+ Kf8 35. Nf5 Ne3+ 36. Qxe3 1-0

[Event "US Open-113"]
[Site "Vancouver"]
[Date "2012.08.06"]
[Round "3"]
[White "Yoshinaga, David K"]
[Black "Haring Orton, Ruth Inez"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1700"]
[BlackElo "1920"]
[PlyCount "74"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. d3 e6 4. Nf3 d5 5. g3 d4 6. Ne2 e5 7. Bg2 Be7 8. Nd2 h5 9. h4 Nh6 10. a4 Ng4 11. Nc4 Be6 12. f3 Nh6 13. Bxh6 Rxh6 14. Qd2 a6 15. Bh3 Bxh3 16. Rxh3 b5 17. axb5 axb5 18. Rxa8 Qxa8 19. Nb6 Qa1+ 20. Kf2 Qxb2 21. Nd5 c4 22. Nxe7 Kxe7 23. g4 hxg4 24. fxg4 Rg6 25. dxc4 bxc4 26. g5 Nb4 27. h5 c3 28. Nxc3 dxc3 29. Rxc3 Rd6 30. Rc7+ Ke6 31. Qe2 Nd3+ 32. Kg3 Rd8 33. Qg4+ Kd6 34. Rxf7 Qxc2 35. h6 Nf4 36. hxg7 Qg2+ 37. Kh4 Qh2+ 0-1

[Event "US Open-113"]
[Site "Vancouver"]
[Date "2012.08.05"]
[Round "2"]
[White "Yoshinaga, David K"]
[Black "Bradburn, Greg"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1700"]
[BlackElo "1112"]
[PlyCount "49"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Be6 5. Bxe6 fxe6 6. 0-0 Qf6 7. fxe5 Nxe5 8. d4 Nxf3+ 9. Rxf3 Qe7 10. Nc3 0-0-0 11. Qf1 Nf6 12. e5 dxe5 13. dxe5 Nd7 14. Bf4 h6 15. Kh1 g5 16. Bg3 Bg7 17. Rf7 Qe8 18. Rxg7 Rf8 19. Qc4 Rf7 20. Rxf7 Qxf7 21. Nb5 c6 22. Nd6+ Kc7 23. Nxf7 Re8 24. Qd4 Re7 25. Qd6+ 1-0

