[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.20"]
[Round "12"]
[White "Ruvalcava, Salvador"]
[Black "Kaiser, William E"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "72"]
[EventDate "1955.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 d6 6. e3 Nc6 7. a3 e5 8. d5 Ne7 9. Bd3 0-0 10. 0-0 Nd7 11. Ng5 h6 12. Ngf3 f5 13. e4 Nc5 14. Bc2 f4 15. b4 Nd7 16. g3 Ng6 17. Re1 Nf6 18. c5 Bg4 19. Kg2 fxg3 20. fxg3 Qd7 21. Bd3 Nh7 22. Be2 Rf6 23. Ng1 Bxe2 24. Qxe2 Ng5 25. Rf1 Raf8 26. Rxf6 Rxf6 27. Rf1 Rxf1 28. Qxf1 Qg4 29. Qe1 Nf4+ 30. Kh1 Nd3 31. Qe3 Nxe4 32. cxd6 cxd6 33. Nc4 Nef2+ 34. Kg2 Qxc4 35. Qxa7 Qxd5+ 36. Kf1 Ng4 0-1

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.17"]
[Round "9"]
[White "Logwood, Edward"]
[Black "Ruvalcava, Salvador"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "41"]
[EventDate "1955.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. Re1 d6 6. c3 Bd7 7. d4 exd4 8. cxd4 Bb6 9. Bg5 h6 10. Bh4 Ne7 11. e5 dxe5 12. dxe5 Bxb5 13. Qxd8+ Kxd8 14. exf6 g5 15. fxe7+ Ke8 16. Bg3 f5 17. Be5 Rg8 18. Nc3 Bc6 19. Rad1 h5 20. Bf6 g4 21. Ne5 1-0

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.12"]
[Round "5"]
[White "Rohland, Marshall"]
[Black "Ruvalcava, Salvador"]
[Result "1-0"]
[ECO "B71"]
[PlyCount "71"]
[EventDate "1955.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. f4 Nf6 6. Nc3 g6 7. Nxc6 bxc6 8. e5 Nh5 9. Be2 Ng7 10. Be3 Nf5 11. Bf2 Bg7 12. 0-0 0-0 13. Bf3 d5 14. g4 Nh6 15. Bd4 e6 16. h3 a5 17. Qd2 Re8 18. Rae1 Bf8 19. Na4 Rb8 20. f5 gxf5 21. g5 Rb4 22. b3 Rxd4 23. Qxd4 Qxg5+ 24. Kh2 Kh8 25. Rg1 Qe7 26. Re2 Ba6 27. Reg2 Bb5 28. Nc3 Ba6 29. Qf4 f6 30. Qg3 Qf7 31. Bh5 f4 32. Qxf4 Qe7 33. Bxe8 Bg7 34. Rxg7 Qxg7 35. Rxg7 Kxg7 36. Qxf6+ 1-0

