[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.20"]
[Round "12"]
[White "Merton Jacobs, Robert"]
[Black "Brandts, Paul"]
[Result "0-1"]
[ECO "C85"]
[PlyCount "92"]
[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 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. d3 Bg4 8. h3 Bxf3 9. Qxf3 0-0 10. Nd2 c5 11. Nc4 Nd7 12. Bd2 Bf6 13. Qg3 b5 14. Ne3 g6 15. Ng4 Bg7 16. Bc3 Re8 17. f4 b4 18. Bd2 h5 19. Ne3 exf4 20. Qxf4 Ne5 21. Kh1 Re6 22. Rad1 a5 23. Qg3 Rd6 24. Nd5 c6 25. Bg5 f6 26. Nxf6+ Rxf6 27. Bxf6 Bxf6 28. Qf2 Be7 29. Qf4 Qd6 30. Qg3 Kg7 31. Rf5 Ng4 32. e5 Qd4 33. Rf4 Bh4 34. Rxd4 Bxg3 35. Rd7+ Kh6 36. hxg4 Bxe5 37. gxh5 Kxh5 38. b3 a4 39. Re1 Bd4 40. Re4 axb3 41. axb3 Kg5 42. Rexd4 cxd4 43. Rxd4 c5 44. Rd5+ Kg4 45. Rxc5 Kg3 46. Rg5+ Kf2 0-1

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.18"]
[Round "10"]
[White "Merton Jacobs, Robert"]
[Black "Burger, Karl"]
[Result "0-1"]
[ECO "B31"]
[PlyCount "46"]
[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 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 e5 6. d3 Nge7 7. a4 d6 8. Na3 0-0 9. Be3 h6 10. Qc1 Kh7 11. Nd2 f5 12. f4 fxe4 13. Nxe4 Nd5 14. Bxc6 Nxe3 15. Rxe3 exf4 16. Rf3 bxc6 17. Rxf4 d5 18. Nxc5 Rxf4 19. Qxf4 Qb6 20. d4 Qxb2 21. Nb3 Bf5 22. Qd2 Rb8 23. Qc1 Rxb3 0-1

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.17"]
[Round "9"]
[White "Merton Jacobs, Robert"]
[Black "Berliner, Hans Jack"]
[Result "0-1"]
[ECO "B03"]
[PlyCount "92"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. exd6 cxd6 5. c4 Nb6 6. Bd3 g6 7. Ne2 Bg7 8. Nbc3 Nc6 9. Be3 0-0 10. c5 dxc5 11. dxc5 Nd5 12. Nxd5 Qxd5 13. Nf4 Qd8 14. Qd2 e5 15. Ne2 Be6 16. 0-0 f5 17. Bg5 Qc7 18. Rfd1 e4 19. Bb5 Qe5 20. Qd6 Rfe8 21. Nc3 Bf7 22. Rd2 Bf8 23. Qxe5 Rxe5 24. Rd7 Bxc5 25. Rxb7 Nd4 26. Rd1 Nxb5 27. Rxb5 Bc4 28. Rb7 Ba6 29. Rbd7 Bc4 30. Rc7 Bd3 31. Bf4 Bd4 32. Bxe5 Bxe5 33. Rb7 a5 34. Nd5 Kh8 35. f4 Bd4+ 36. Kh1 Rc8 37. Nc3 a4 38. Nxa4 Rc2 39. h3 Be3 40. g3 Bf2 41. Nc3 Bxg3 42. Nd5 Be2 43. Nf6 Bf3+ 44. Kg1 Bh2+ 45. Kf1 Bg2+ 46. Ke1 Bg3# 0-1

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.13"]
[Round "6"]
[White "Hart, Michael"]
[Black "Merton Jacobs, Robert"]
[Result "0-1"]
[ECO "C57"]
[PlyCount "24"]
[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. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. Nc3 h6 7. Nge4 Nxe4 8. Nxe4 Qh4 9. d3 Bg4 10. Qd2 Bf3 11. 0-0 Ne2+ 12. Kh1 Qh3 0-1

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.10"]
[Round "3"]
[White "Merton Jacobs, Robert"]
[Black "Evans, Larry Melvyn"]
[Result "0-1"]
[ECO "B51"]
[PlyCount "102"]
[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. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Ba4 Ngf6 7. Bg5 e6 8. c4 Be7 9. Nc3 0-0 10. 0-0 e5 11. Qd2 Nb6 12. Bb3 Bg4 13. Ne1 Rc8 14. Qd3 Be6 15. Bxf6 Bxf6 16. Nd5 Nxd5 17. exd5 Bd7 18. f4 exf4 19. Rxf4 Bxb2 20. Rb1 Be5 21. Rf1 g6 22. Qd2 Qb6+ 23. Kh1 Qd4 24. Qxd4 Bxd4 25. Nf3 Bf6 26. Nd2 Kg7 27. Ne4 Be5 28. Rbe1 b6 29. Re2 h6 30. Rfe1 Rfe8 31. h3 f5 32. Nd2 Bc3 33. Rxe8 Rxe8 34. Rxe8 Bxe8 35. Nf3 g5 36. Kg1 g4 37. Nh4 Kf6 38. Bc2 Bd7 39. hxg4 fxg4 40. Kf2 Bd2 41. Ke2 Bg5 42. Ng6 Kg7 43. g3 Be8 44. Nh4 Bxh4 45. gxh4 Kf6 46. Ke3 Ke5 47. a4 Bd7 48. Bd1 Bf5 49. h5 a5 50. Be2 Bd7 51. Bd1 Kf5 0-1

