[Event "Washington op"]
[Site "Lynnwood"]
[Date "2015.05.24"]
[Round "4"]
[White "Tafalla, Gabriel"]
[Black "Zhang, Derek"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "2043"]
[PlyCount "50"]
[EventDate "2015.05.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 Qb6 11. Bd2 Ne7 12. a4 Nc6 13. Re1 Bc5 14. Qf3 0-0-0 15. a5 Qxb2 16. Ra2 Qb4 17. Ra4 Nd4 18. Qd1 Qb3 19. Qc1 Bxa4 20. Nxa4 Qxa4 21. Qxc5+ Kb8 22. Bc3 Nb3 23. Qe7 Rd7 24. Qg5 Rc8 25. Bb2 Qxa5 0-1

[Event "Washington Challenger's Cup"]
[Site "Seattle"]
[Date "2014.10.26"]
[Round "4"]
[White "Tafalla, Gabriel"]
[Black "Phillips, Daniel C"]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "37"]
[EventDate "2014.10.25"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. cxd4 Bd7 8. Bc2 Nb4 9. Nc3 Nxc2+ 10. Qxc2 Qa6 11. Bd2 Ne7 12. Rc1 Rc8 13. Qb1 Nc6 14. Rd1 Nb4 15. Be3 Ba4 16. Nxa4 Nc2+ 17. Kd2 Qxa4 18. Rc1 Bb4+ 19. Ke2 1/2-1/2

[Event "Washington Challenger's Cup"]
[Site "Seattle"]
[Date "2014.10.25"]
[Round "2"]
[White "Leslie, Cameron D"]
[Black "Tafalla, Gabriel"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "1843"]
[PlyCount "51"]
[EventDate "2014.10.25"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. Nf3 b6 9. 0-0 Bb7 10. Rc1 c5 11. Bb1 c4 12. Qc2 a6 13. Ne5 g6 14. Bh6 Re8 15. Qe2 Nxe5 16. dxe5 Nd7 17. f4 Bc5 18. Rcd1 Qh4 19. Bg5 Qh5 20. Qxh5 Bxe3+ 21. Kh1 gxh5 22. Rf3 Bc5 23. Rg3 d4 24. Bf6+ Kf8 25. Bxh7 Nxf6 26. exf6 1-0

