[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.23"]
[Round "12"]
[White "Noel, Richard W"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "90"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. a4 0-0 8. d3 Nc6 9. 0-0 Bg4 10. h3 Bxf3 11. Qxf3 Rb8 12. Be3 Nd4 13. Bxd4 Qxd4 14. Nb5 Qd7 15. Nc3 Bxc3 16. bxc3 a5 17. Rfe1 e6 18. Re5 c6 19. Rae1 Ra8 20. h4 Qd8 21. Qg3 Nd7 22. Rg5 Re8 23. h5 Qf6 24. hxg6 hxg6 25. Re4 Kg7 26. d4 Rh8 27. f3 Rh6 28. Bc4 Nb6 29. Rf4 Qe7 30. Bd3 Nd5 31. Rfg4 Nxc3 32. Qe5+ Qf6 33. Qc7 Ne4 34. fxe4 Qxd4+ 35. Kf1 Qe3 36. Rxg6+ Rxg6 37. Qe5+ Kh7 38. Rh4+ Rh6 39. Qf6 Rxh4 40. Qxf7+ Kh8 41. Qf6+ Kg8 42. Qg6+ Kf8 43. Qf6+ Ke8 44. Qxh4 Kd7 45. Qf6 Kd6 0-1

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.22"]
[Round "11"]
[White "Seidman, Herbert"]
[Black "Burns, Robert"]
[Result "0-1"]
[ECO "B74"]
[PlyCount "82"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 Nc6 8. Nb3 0-0 9. Be3 Be6 10. f4 Qc8 11. Kh1 Rd8 12. Bg1 a5 13. a3 a4 14. Nd4 Nxd4 15. Bxd4 Bc4 16. Bd3 d5 17. e5 Ne4 18. f5 gxf5 19. Qh5 Ra6 20. Kg1 Bxd3 21. cxd3 Nd2 22. Rxf5 Nb3 23. Rxf7 Nxd4 24. Raf1 Rg6 25. R7f4 Qc5 26. Kh1 Rf8 27. Qh4 b5 28. Rxf8+ Bxf8 29. Qf2 Ne6 30. Qf7+ Kh8 31. h4 Qd4 32. Qf2 Qxe5 33. Nxb5 Rf6 34. Qe1 Qxb2 35. Rxf6 Qxf6 36. Nc3 Qf5 37. Nxa4 Bg7 38. Nc3 Qxd3 39. Qxe6 Qxc3 40. Qxd5 Qe1+ 41. Kh2 Be5+ 0-1

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.21"]
[Round "10"]
[White "Kaplan, Julio P"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "A29"]
[PlyCount "75"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 Bxc3 6. bxc3 0-0 7. 0-0 Re8 8. d3 d6 9. e4 Ne7 10. Nh4 c6 11. f4 Ng6 12. fxe5 Rxe5 13. Nf5 Qa5 14. g4 d5 15. d4 Rxe4 16. Bxe4 Nxe4 17. Qf3 Be6 18. cxd5 Bxd5 19. c4 Bxc4 20. Qxe4 Bxf1 21. Kxf1 Qc3 22. Rb1 Kf8 23. Qe3 Qc2 24. Ba3+ Kg8 25. Re1 h5 26. Qe2 Qc3 27. Bc1 hxg4 28. Qxg4 Qc2 29. h4 Qd3+ 30. Kg1 Qc3 31. Kf1 Rf8 32. h5 c5 33. Bf4 Qd3+ 34. Kg1 Qc3 35. Bg3 Qd3 36. hxg6 fxg6 37. Ne7+ Kf7 38. Qe6+ 1-0

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.20"]
[Round "9"]
[White "Seidman, Herbert"]
[Black "Bernstein, Sidney Norman"]
[Result "1-0"]
[ECO "C86"]
[PlyCount "91"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Qe2 b5 7. Bb3 0-0 8. c3 d5 9. d3 d4 10. cxd4 Nxd4 11. Nxd4 Qxd4 12. Be3 Qd6 13. Rc1 Rd8 14. Nd2 Bb7 15. Nf3 Nd7 16. Ng5 Rf8 17. Qh5 Bxg5 18. Bxg5 c5 19. Qh4 Rfe8 20. Qg4 Rac8 21. Bh6 g6 22. Re1 Rc7 23. Re3 c4 24. dxc4 bxc4 25. Ba4 Bc6 26. Rd1 Qe6 27. Qxe6 Rxe6 28. Ra3 f6 29. Be3 Rb7 30. Kf1 Kf7 31. Rd2 Bb5 32. Bxb5 axb5 33. Ra5 f5 34. exf5 gxf5 35. Rd5 f4 36. Bd2 Reb6 37. Bb4 Ke6 38. Rd2 Kf5 39. Ra8 Nb8 40. Rd8 Nd7 41. f3 Rb8 42. Raxb8 Nxb8 43. a3 Na6 44. Ba5 Rb7 45. Rc8 Ke6 46. Rc6+ 1-0

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.19"]
[Round "8"]
[White "Gilden, Lawrence C"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "61"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Nbd7 4. c4 g6 5. Nc3 Bg7 6. Nf3 0-0 7. Bxd7 Bxd7 8. d4 a6 9. 0-0 b5 10. b3 Bg4 11. h3 Bxf3 12. Qxf3 bxc4 13. bxc4 c6 14. dxc6 Qxd4 15. Ba3 Rfe8 16. Nd5 Nxd5 17. cxd5 Qxa1 18. Rxa1 Bxa1 19. Qe4 Bf6 20. Kf1 a5 21. Ke2 a4 22. Kd3 h6 23. Kc4 Kf8 24. Kb5 Reb8+ 25. Kc5 Rc8 26. Bc1 Kg7 27. Bf4 Kh7 28. Kb6 Re8 29. Kb7 a3 30. c7 Bg7 31. Qxe7 1-0

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.18"]
[Round "7"]
[White "Seidman, Herbert"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "C86"]
[PlyCount "53"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Qe2 b5 7. Bb3 0-0 8. c3 d5 9. d3 Re8 10. a4 Bb7 11. Bg5 Na5 12. Bc2 h6 13. Bxf6 Bxf6 14. axb5 axb5 15. exd5 Bxd5 16. b4 Nc6 17. Nbd2 g6 18. Bb3 Bxb3 19. Nxb3 Bg7 20. Rxa8 Qxa8 21. Ra1 Qd8 22. Nc5 Ne7 23. d4 exd4 24. cxd4 Nc6 25. Qxb5 Nxd4 26. Nxd4 Bxd4 27. Rd1 1/2-1/2

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.16"]
[Round "6"]
[White "Timman, Jan H"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "D41"]
[PlyCount "102"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bc4 0-0 9. 0-0 Nxc3 10. bxc3 Nc6 11. Bd3 b6 12. Qc2 h6 13. Qe2 Qc7 14. Bd2 Rd8 15. Rfe1 Kf8 16. Qe4 f5 17. Qe2 Bf6 18. g3 e5 19. Bb5 e4 20. Bf4 Qb7 21. Nd2 Ne7 22. f3 g5 23. Be3 exf3 24. Nxf3 Nd5 25. Bd2 Bd7 26. Bxd7 Qxd7 27. Ne5 Bxe5 28. Qxe5 Kf7 29. Rf1 Kg6 30. c4 Nf6 31. d5 Re8 32. Qd4 Re4 33. Qd3 Rc8 34. Bc3 Rcxc4 35. Rad1 Qxd5 36. Qxd5 Nxd5 37. Rxd5 Rxc3 38. Rdxf5 Rc2 39. Rf6+ Kh5 40. R1f2 Ree2 41. Rxe2 Rxe2 42. a3 Ra2 43. h3 g4 44. Rf5+ Kg6 45. hxg4 Rxa3 46. Kf2 Rb3 47. Kg2 a5 48. Rd5 a4 49. Rd8 a3 50. Ra8 b5 51. Kh3 b4 0-1

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.15"]
[Round "5"]
[White "Seidman, Herbert"]
[Black "Weeramantry, Sunil"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "63"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. g4 c5 6. g5 Nfd7 7. d5 a6 8. a4 b6 9. h4 h5 10. f4 Bb7 11. Be3 b5 12. axb5 axb5 13. Rxa8 Bxa8 14. Bxb5 Qa5 15. Nge2 0-0 16. 0-0 Qb4 17. Qa1 Bb7 18. Qa7 Qxb2 19. Rb1 Qxc2 20. Rc1 Qb2 21. Qxb7 Bd4 22. Bf2 Bxc3 23. Rxc3 c4 24. Kf1 Qb1+ 25. Rc1 Qxe4 26. Bxd7 Nxd7 27. Qxd7 Rb8 28. Qc6 c3 29. Qxc3 Qxd5 30. Kg1 Qe6 31. Nd4 Qe4 32. Qf3 1-0

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.14"]
[Round "4"]
[White "Evans, John S"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "119"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 g6 5. Be2 Bg7 6. 0-0 0-0 7. c4 Nb6 8. Nc3 Bg4 9. Be3 Nc6 10. d5 Bxf3 11. Bxf3 Ne5 12. c5 Nxf3+ 13. Qxf3 Nc4 14. Bf4 e5 15. Bc1 Qe7 16. Ne4 f5 17. Ng5 e4 18. Qb3 Qxc5 19. Ne6 Qxd5 20. Nxf8 Rxf8 21. Rd1 Bd4 22. Bf4 c5 23. a4 Qf7 24. Rab1 b6 25. Rdc1 Ne5 26. Qxf7+ Kxf7 27. Bxe5 Bxe5 28. b4 Bd4 29. bxc5 Bxc5 30. Kf1 a5 31. Rd1 Ke6 32. Rb2 f4 33. Rc2 g5 34. Rc4 Ke5 35. f3 e3 36. Re4+ Kf6 37. h4 h6 38. Rd5 Rc8 39. g4 fxg3 40. hxg5+ hxg5 41. Kg2 Rh8 42. Kxg3 Rh4 43. f4 Rxf4 44. Rxf4+ gxf4+ 45. Kf3 Ke6 46. Rh5 Bd6 47. Rb5 Bc5 48. Rb1 Kd5 49. Kxf4 Kd4 50. Kf3 Kd3 51. Rb3+ Kc2 52. Rb5 Kd2 53. Rb2+ Kc3 54. Rb5 Bd4 55. Ke2 Kc2 56. Rd5 Bc5 57. Rd3 Kb2 58. Kd1 Kb1 59. Rb3+ Ka2 60. Rc3 1/2-1/2

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.13"]
[Round "3"]
[White "Seidman, Herbert"]
[Black "Davis, Barry B"]
[Result "1-0"]
[ECO "B20"]
[PlyCount "47"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 d6 4. c3 g6 5. d4 cxd4 6. cxd4 Bg7 7. Ne2 Qb6 8. d5 Bxb2 9. Bxb2 Qxb2 10. Nbc3 Ne5 11. Rb1 Qa3 12. f4 Nd7 13. Qd4 Ngf6 14. e5 Nh5 15. exd6 0-0 16. dxe7 Qxe7 17. d6 Qe6 18. 0-0 Ng7 19. Bd5 Qg4 20. Bf3 Qe6 21. Qd2 Re8 22. Nd4 Rf8 23. Bxb7 Bxb7 24. Rxb7 1-0

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.11"]
[Round "1"]
[White "Seidman, Herbert"]
[Black "Braun, P."]
[Result "1-0"]
[ECO "A40"]
[PlyCount "19"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 b6 2. c4 Bb7 3. Nc3 e6 4. d4 Bb4 5. Bd3 Bxc3+ 6. bxc3 Nf6 7. Qe2 0-0 8. e5 Bxg2 9. exf6 Qxf6 10. Qg4 1-0

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.31"]
[Round "11"]
[White "Seidman, Herbert"]
[Black "Zuckerman, Bernard"]
[Result "0-1"]
[ECO "B34"]
[PlyCount "46"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Ng8 9. f4 f6 10. Bc4 fxe5 11. fxe5 Bxe5 12. 0-0 Nf6 13. Qe2 d5 14. Bg5 Qd6 15. Rae1 Ng4 16. Kh1 h6 17. Bxe7 Qxe7 18. h3 dxc4 19. g3 c5 20. Rf4 Bb7+ 21. Kg1 0-0-0 22. Qxg4+ Kb8 23. Rff1 Rd7 0-1

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.30"]
[Round "10"]
[White "Weinberger, Tibor"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "E65"]
[PlyCount "103"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 c5 7. 0-0 cxd4 8. Nxd4 a6 9. h3 Qc7 10. b3 Nc6 11. Bg5 Nxd4 12. Qxd4 Qa5 13. Qd2 Kh8 14. Rad1 Be6 15. Rfe1 Rab8 16. e4 b5 17. cxb5 axb5 18. Nd5 Qxd2 19. Bxd2 Ng8 20. Bb4 Rfc8 21. Re2 Bxd5 22. exd5 Bc3 23. Re4 Be5 24. Bf1 Rc7 25. Be1 Nf6 26. Rb4 Rc5 27. f4 Bb2 28. Bf2 Rxd5 29. Rxd5 Nxd5 30. Rxb5 Rxb5 31. Bxb5 Ba3 32. Bc4 Nb4 33. Bxf7 Kg7 34. Bc4 d5 35. Bd4+ Kf7 36. Be2 Nxa2 37. Kf2 Ke6 38. Bg4+ Kd6 39. Be5+ Kc5 40. Be6 Nc1 41. Bg7 Nxb3 42. Bg8 Kc4 43. Bxh7 Bc5+ 44. Kg2 d4 45. Bxg6 d3 46. Bf7+ Kb4 47. Bh5 Nd2 48. Bg6 Kc4 49. h4 Bd4 50. Bxd4 Kxd4 51. h5 Nc4 52. h6 1-0

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.28"]
[Round "9"]
[White "Seidman, Herbert"]
[Black "Evans, Larry Melvyn"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "81"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 g6 8. f3 Bg7 9. g4 Be6 10. g5 Nh5 11. Be3 Nc6 12. Qd2 f5 13. gxf6 Qxf6 14. Nd5 Bxd5 15. exd5 Nd4 16. Bxd4 exd4 17. 0-0-0 Qxf3 18. Qb4 Qxd5 19. Nxd4 0-0-0 20. Nb3 Qe5 21. Nd2 d5 22. Rhe1 Qd6 23. Qxd6 Rxd6 24. Be2 Nf4 25. Bg4+ Kb8 26. Re7 Bf6 27. Rf7 Rb6 28. b3 h5 29. Rf1 Bg5 30. Bd1 Ne6 31. Rg1 Rg8 32. Bf3 Be3 33. Rf1 Nd4 34. Kd1 Rc8 35. Bxd5 Rxc2 36. R1f2 Bxf2 37. Rxf2 Rd6 38. Be4 Rxa2 39. Rf8+ Ka7 40. Rf7 Nc6 41. Ke1 0-1

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.25"]
[Round "8"]
[White "Reshevsky, Samuel Herman"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "D92"]
[PlyCount "91"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 0-0 6. Rc1 c5 7. dxc5 Be6 8. e3 Qa5 9. Nd4 Nc6 10. Nxe6 fxe6 11. Qa4 Qxc5 12. Qb5 Qxb5 13. cxb5 Nb8 14. Bd3 Nbd7 15. Ke2 e5 16. Bg3 e4 17. Bb1 Rac8 18. Na4 Ng4 19. Rhd1 e6 20. Rxc8 Rxc8 21. f3 exf3+ 22. gxf3 Nge5 23. e4 dxe4 24. Bxe4 b6 25. Rd6 Nf8 26. b3 g5 27. Nxb6 axb6 28. Rxb6 h5 29. Ra6 h4 30. Bf2 Neg6 31. Ra8 Rxa8 32. Bxa8 Be5 33. Bg1 Nf4+ 34. Kf1 Nd7 35. a4 Bc7 36. Bc6 Nb8 37. Be4 Nd5 38. Bxd5 exd5 39. b4 Kf7 40. a5 Nd7 41. b6 Bd8 42. b7 Nb8 43. Ba7 Bc7 44. b5 Nd7 45. a6 Bxh2 46. b8Q 1-0

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.24"]
[Round "7"]
[White "Seidman, Herbert"]
[Black "Lombardy, William James"]
[Result "1-0"]
[ECO "B93"]
[PlyCount "77"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 g6 7. 0-0 Bg7 8. Kh1 Qc7 9. f4 e5 10. fxe5 dxe5 11. Bg5 Nbd7 12. Nb3 h6 13. Bh4 b6 14. Nd5 Nxd5 15. exd5 Qd6 16. Nd2 0-0 17. Qe2 f5 18. Nc4 Qxd5 19. Ne3 Qd6 20. Rad1 Qb8 21. Be7 Re8 22. Bd6 Qa7 23. Bc4+ Kh7 24. Bf7 Nf6 25. Bxe8 Nxe8 26. Bxe5 Bxe5 27. Nc4 Bg7 28. Qxe8 Qc7 29. Nxb6 Qxb6 30. Rd8 Be6 31. Rxa8 h5 32. Rd8 Bc4 33. Re1 Qxb2 34. Rd6 Bf6 35. Qf8 Bg7 36. Qe8 Bf6 37. h4 Kg7 38. Rd7+ Kh6 39. Qe3+ 1-0

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.22"]
[Round "6"]
[White "Horowitz, Israel Albert"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "C75"]
[PlyCount "103"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. d4 Qe7 7. 0-0 g6 8. Bb3 Bg7 9. Ng5 Nh6 10. dxe5 dxe5 11. Nf3 0-0-0 12. Nbd2 f5 13. Bd5 f4 14. b4 g5 15. a4 g4 16. Ne1 Nb8 17. Qb3 Rhe8 18. Nc4 Be6 19. b5 Bxd5 20. exd5 Nf5 21. bxa6 Nxa6 22. Ba3 Nd6 23. Rb1 Qf7 24. Na5 c5 25. Nd3 Qc7 26. Nc4 Nxc4 27. Qxc4 Qd6 28. Nxc5 Qxd5 29. Qb5 Nxc5 30. Bxc5 Bf8 31. Bxf8 Rxf8 32. Qb4 e4 33. c4 Qc6 34. Qa5 Rf6 35. Rb5 b6 36. Qc3 e3 37. fxe3 fxe3 38. Qxf6 Qxf6 39. Rxf6 Rd1+ 40. Rf1 e2 41. Rbf5 Kc7 42. R5f2 exf1Q+ 43. Rxf1 Rd4 44. Rf7+ Kd6 45. Rxh7 Rxc4 46. Ra7 Ke5 47. a5 bxa5 48. Rxa5+ Kf4 49. g3+ Ke4 50. Ra2 Kf5 51. Kf2 Rb4 52. Ke3 1/2-1/2

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.21"]
[Round "5"]
[White "Seidman, Herbert"]
[Black "Benko, Pal C"]
[Result "0-1"]
[ECO "B42"]
[PlyCount "76"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bd3 a6 7. 0-0 b5 8. a4 b4 9. Na2 e5 10. Nb3 Nc6 11. Qe1 Rb8 12. Bd2 Qb6 13. a5 Qb7 14. f4 Be7 15. h3 exf4 16. Rxf4 0-0 17. Qe2 Nd7 18. Raf1 Nde5 19. Nac1 Bg5 20. R4f2 Bxd2 21. Qxd2 Be6 22. Qe2 Nxd3 23. Qxd3 Rfd8 24. Nd4 Ne5 25. Qe2 Bc4 26. Nd3 b3 27. Qe3 bxc2 28. Nxe5 dxe5 29. Nf5 Rd1 30. Rxc2 Rxf1+ 31. Kh2 Be6 32. Nxg7 Kxg7 33. Qg5+ Kh8 34. Qxe5+ f6 35. Qxe6 Rg8 36. Rd2 Qc7+ 37. Qd6 Qxd6+ 38. Rxd6 Rf2 0-1

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.18"]
[Round "4"]
[White "Bisguier, Arthur Bernard"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "C71"]
[PlyCount "77"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c4 f5 6. exf5 Bxf5 7. d4 exd4 8. Bxc6+ bxc6 9. Nxd4 Bd7 10. 0-0 Nf6 11. Re1+ Be7 12. Qe2 h6 13. Nc3 Kf7 14. Ne6 Bxe6 15. Qxe6+ Kf8 16. Ne2 g5 17. Nd4 Qd7 18. Bd2 Rh7 19. Bc3 Qxe6 20. Nxe6+ Kf7 21. Nxc7 Rc8 22. Ne6 c5 23. f4 Kg6 24. Re2 Rf7 25. Rf1 Ng8 26. Ref2 Bf6 27. fxg5 hxg5 28. h4 gxh4 29. Nf4+ Kg5 30. Kh1 Re8 31. Bd2 Kh6 32. Nd5+ Kg6 33. Rf4 Ref8 34. Rg4+ Kh7 35. Rf5 Kh8 36. Nxf6 Nxf6 37. Rxh4+ Rh7 38. Rxh7+ Kxh7 39. Bg5 1-0

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.17"]
[Round "3"]
[White "Seidman, Herbert"]
[Black "Saidy, Anthony Fred"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "78"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. 0-0 0-0 9. Ne2 f5 10. c3 Rb8 11. Be3 b5 12. Qc2 b4 13. e5 bxc3 14. bxc3 Nd5 15. Bf2 dxe5 16. Bxc5 Rf7 17. Ng5 Rc7 18. Qa4 exf4 19. gxf4 h6 20. Nf3 Rb2 21. Qd1 Na5 22. Bf2 Bb7 23. Qe1 Qd6 24. Rc1 Ba6 25. c4 Nb4 26. Rd1 Nac6 27. Nc1 Nc2 28. Qe2 Re7 29. Nh4 N2d4 30. Qe3 e5 31. Qg3 Kh7 32. c5 Qf6 33. fxe5 Rxe5 34. Rfe1 Rxc5 35. Nf3 Rcc2 36. Rf1 Rxc1 37. Qc7 Ne2+ 38. Kh1 Rxd1 39. Rxd1 Rb7 0-1

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.15"]
[Round "2"]
[White "Rossolimo, Nicolas"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "B04"]
[PlyCount "66"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. Ng5 d5 8. f4 a5 9. c3 Na6 10. 0-0 h6 11. Nf3 c5 12. Nh4 cxd4 13. cxd4 Nb4 14. Nc3 e6 15. Nf3 Bd7 16. a3 Nc6 17. Be3 Ne7 18. Bf2 a4 19. Bc2 Kf8 20. Rb1 Qe8 21. g4 h5 22. h3 hxg4 23. hxg4 Nc4 24. Kg2 b5 25. Rh1 Rxh1 26. Qxh1 Qc8 27. Qe1 Ra7 28. Bd3 Rc7 29. Na2 Be8 30. Bh4 Bc6 31. Bf6 Nb6 32. Qh4 Qd7 33. Rh1 Qe8 1-0

[Event "USA-ch19 Rosenwald Trophy"]
[Site "New York"]
[Date "1968.07.14"]
[Round "1"]
[White "Byrne, Robert Eugene"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "C75"]
[PlyCount "41"]
[EventDate "1968.07.14"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. d4 Qe7 7. 0-0 g6 8. Nbd2 Bg7 9. Re1 exd4 10. cxd4 0-0-0 11. Bxc6 Bxc6 12. d5 Bd7 13. Nc4 Bg4 14. h3 Bxf3 15. Qxf3 f5 16. Qb3 Bd4 17. Be3 Bxe3 18. Rxe3 f4 19. Rc3 b5 20. Qa3 Qxe4 21. Nxd6+ 1-0

[Event "Goldwater Invitation 6Players"]
[Site "New York"]
[Date "1968.??.??"]
[Round "5"]
[White "Mednis, Edmar John"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "C76"]
[PlyCount "53"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. 0-0 g6 7. d4 Qe7 8. dxe5 dxe5 9. b4 b5 10. Bb3 Bg7 11. Be3 Bg4 12. h3 Rd8 13. Qe2 Bxf3 14. Qxf3 Qf6 15. Qe2 Nge7 16. a4 Nd4 17. cxd4 exd4 18. Ra2 dxe3 19. fxe3 Qg5 20. Bxf7+ Kd7 21. axb5 axb5 22. Rd1+ Kc6 23. Rc1+ Kb6 24. Rc5 Rd1+ 25. Qxd1 Qxe3+ 26. Kh1 Rf8 27. Qd7 1-0

[Event "Goldwater Invitation 6Players"]
[Site "New York"]
[Date "1968.??.??"]
[Round "2"]
[White "Seidman, Herbert"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "C78"]
[PlyCount "83"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. d4 Nxd4 8. Nxd4 exd4 9. e5 Ne4 10. c3 d3 11. Qxd3 Nc5 12. Qg3 Nxb3 13. axb3 Qe7 14. Be3 0-0-0 15. Nd2 f6 16. Nf3 Qf7 17. b4 Re8 18. Bd4 fxe5 19. Nxe5 Qf5 20. f4 Bd6 21. Rae1 Re7 22. Bc5 Bxc5+ 23. bxc5 Rhe8 24. b4 d6 25. cxd6 cxd6 26. Qd3 Qxd3 27. Nxd3 Be4 28. Rd1 Rc7 29. Nf2 Rxc3 30. Rxd6 Bc6 31. Rfd1 Kc7 32. Kf1 a5 33. bxa5 b4 34. R6d2 b3 35. Nd3 Bb5 36. Kf2 Re4 37. g3 Ra4 38. Rc1 Rxc1 39. Nxc1 Bc4 40. Ke3 Rxa5 41. Rb2 Ra2 42. Rb1 1/2-1/2

[Event "Goldwater Invitation 6Players"]
[Site "New York"]
[Date "1968.??.??"]
[Round "4"]
[White "Seidman, Herbert"]
[Black "Levy, Louis"]
[Result "1-0"]
[ECO "B05"]
[PlyCount "67"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. h3 Bxf3 7. Bxf3 c6 8. c4 Nb6 9. Qb3 dxe5 10. c5 Nd5 11. Qxb7 Nd7 12. Bxd5 cxd5 13. c6 Nb6 14. dxe5 Qc8 15. Be3 Qxb7 16. cxb7 Rb8 17. Bxb6 axb6 18. Ke2 Rxb7 19. Rc1 Kd7 20. Nc3 Be7 21. Nb5 Bg5 22. f4 Be7 23. Kd3 Rg8 24. Rc2 f6 25. Rac1 Ra8 26. b4 Bd8 27. a3 Rbb8 28. Rc6 Rc8 29. Rd6+ Ke7 30. Rxc8 Rxc8 31. Na7 Ra8 32. Nc6+ Ke8 33. Rxe6+ Kd7 34. Rd6+ 1-0

[Event "Goldwater Invitation 6Players"]
[Site "New York"]
[Date "1968.??.??"]
[Round "1"]
[White "Seidman, Herbert"]
[Black "Soltis, Andrew E"]
[Result "0-1"]
[ECO "B11"]
[PlyCount "90"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. exd5 cxd5 7. Bb5+ Nc6 8. 0-0 g6 9. d3 a6 10. Re1 Bg7 11. Ba4 b5 12. Bb3 Nd4 13. Qg3 0-0 14. Bg5 Rc8 15. Qe5 Ne4 16. Bxe7 Bxe5 17. Bxd8 Nxc3 18. Rxe5 Nce2+ 19. Kf1 Rfxd8 20. Rxe2 Nxe2 21. Kxe2 Kg7 22. a4 b4 23. a5 Kf6 24. Ke3 Ke5 25. f4+ Kd6 26. Kd4 Rc5 27. f5 Re8 28. fxg6 hxg6 29. Rf1 f5 30. g4 Rf8 31. gxf5 Rxf5 32. Rg1 Rf4+ 33. Ke3 Rf6 34. Rg4 Re6+ 35. Kf3 Rxa5 36. Rxb4 Kc5 37. Rb8 Ra1 38. c3 Rf1+ 39. Kg4 Rg1+ 40. Kf4 Rf1+ 41. Kg5 Rf5+ 42. Kg4 Re2 43. d4+ Kc6 44. Bd1 Re1 45. Rg8 Rg1+ 0-1

[Event "Goldwater Invitation 6Players"]
[Site "New York"]
[Date "1968.??.??"]
[Round "3"]
[White "Sherwin, James T"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "B27"]
[PlyCount "61"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 g6 3. d4 Bg7 4. d5 b5 5. c3 b4 6. cxb4 cxb4 7. Bc4 Nh6 8. 0-0 0-0 9. Nbd2 Ba6 10. Qe2 Qc8 11. a3 Bxc4 12. Nxc4 bxa3 13. Rxa3 d6 14. Bxh6 Bxh6 15. Nb6 axb6 16. Rxa8 e5 17. Rfa1 f5 18. h3 Qc5 19. exf5 Qxd5 20. fxg6 hxg6 21. Nh4 Qf7 22. R8a7 Qf6 23. Qc4+ Kh8 24. Qe4 Rg8 25. Rc7 d5 26. Raa7 Rg7 27. Rc8+ Kh7 28. Qxd5 Be3 29. Qg8+ Kh6 30. Qh8+ Kg5 31. Nf3+ 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1961.01.03"]
[Round "11"]
[White "Benko, Pal C"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "D70"]
[PlyCount "61"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 d5 2. cxd5 Nf6 3. Nf3 Nxd5 4. d4 g6 5. e4 Nb6 6. h3 Bg7 7. Nc3 0-0 8. Be2 Nc6 9. Be3 e5 10. d5 Ne7 11. Bc5 Nd7 12. Ba3 Re8 13. 0-0 b6 14. Rc1 a6 15. d6 cxd6 16. Bxd6 Bb7 17. Qb3 Nc6 18. Nd5 Nd4 19. Nxd4 Bxd5 20. Qxd5 exd4 21. Rc7 Rc8 22. Rfc1 Rxc7 23. Rxc7 Bf8 24. Bc4 Ne5 25. Rxf7 Bxd6 26. Rd7+ Kh8 27. Rxd8 Rxd8 28. Qxd4 Bc7 29. Bd5 Rf8 30. Qb4 Re8 31. f4 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1961.01.02"]
[Round "10"]
[White "Seidman, Herbert"]
[Black "Saidy, Anthony Fred"]
[Result "0-1"]
[ECO "B94"]
[PlyCount "92"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. 0-0-0 b5 10. Bb3 Bb7 11. f3 Be7 12. Kb1 b4 13. Nd5 exd5 14. exd5 0-0 15. Nf5 Rfe8 16. Bxf6 Bxf6 17. Nxd6 Reb8 18. a3 Qc7 19. Nxf7 Nc5 20. d6 Nxb3 21. dxc7 Nxd2+ 22. Rxd2 Rc8 23. Nd6 Rxc7 24. axb4 Rd8 25. c4 Bc6 26. Ka2 Rcd7 27. c5 Be5 28. Rhd1 Bxh2 29. Kb3 Bf4 30. Rd3 h5 31. Rd4 Be5 32. R4d2 h4 33. Rh1 Bxd6 34. cxd6 Rxd6 35. Rxd6 Rxd6 36. Rxh4 Rg6 37. Rh2 Rg3 38. Kc3 Bb5 39. Kd4 Bf1 40. Rh1 Bxg2 41. Rg1 Kf7 42. b5 axb5 43. Kc5 Rg5+ 44. Kb4 Kf6 45. f4 Rg4 46. Rc1 g5 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "3"]
[White "Bernstein, Sidney Norman"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "115"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Bb4 4. Nxe5 Qe7 5. Nd3 Bxc3 6. bxc3 Nxe4 7. Qe2 0-0 8. Bb2 Re8 9. 0-0-0 Qd8 10. Re1 d5 11. f3 Nd6 12. Qf2 Rxe1+ 13. Qxe1 Nd7 14. Nf4 Nb6 15. Bd3 Qg5 16. Qe3 Bd7 17. h4 Qh6 18. g4 Ndc4 19. g5 Qd6 20. Bxc4 Re8 21. Qd4 c5 22. Ba3 cxd4 23. Bxd6 Nxc4 24. Bc5 dxc3 25. dxc3 b6 26. Bd4 Bc6 27. h5 Ne5 28. h6 g6 29. Re1 f6 30. gxf6 Nxf3 31. Rxe8+ Bxe8 32. Nxd5 Kf7 33. Kd1 Bc6 34. Nb4 Bb7 35. Be3 Kxf6 36. c4 g5 37. c5 bxc5 38. Bxc5 a5 39. Nd3 Kg6 40. Bf8 Ba6 41. Nc5 Bc4 42. a4 g4 43. Nb3 g3 44. Nd2 Ne5 45. Ke1 Bd5 46. Bd6 g2 47. Kf2 Ng4+ 48. Kg1 Nxh6 49. Bc7 Kg5 50. Bxa5 Kh4 51. Bb6 Kh3 52. a5 Nf5 53. Nb1 Bb7 54. Bf2 h5 55. Nc3 h4 56. a6 Bc6 57. Ne2 Kg4 58. Nd4 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "10"]
[White "Hearst, Eliot Sanford"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "A05"]
[PlyCount "82"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. 0-0 g6 5. d3 Bg7 6. e4 0-0 7. Nbd2 Rb8 8. a4 a6 9. h3 b5 10. c3 Bb7 11. Ne1 b4 12. c4 d6 13. f4 Nd7 14. Kh2 f5 15. exf5 gxf5 16. Ndf3 e6 17. Ra2 Qe7 18. b3 Kh8 19. Nc2 Rg8 20. Be3 Bf6 21. Bf2 Rg6 22. Rg1 Rbg8 23. Ne3 Qg7 24. Bh1 Qh6 25. Bg2 Ba8 26. Qf1 Ne7 27. Ne1 d5 28. cxd5 e5 29. fxe5 Nxe5 30. d6 f4 31. gxf4 Qxf4+ 32. Kh1 Nf5 33. Nxf5 Qxf5 34. Kh2 Bxg2 35. Rxg2 Rxg2+ 36. Qxg2 Rxg2+ 37. Kxg2 Nxd3 38. Nxd3 Qxd3 39. Bg3 Qd5+ 40. Kg1 Qxb3 41. Rg2 Qd3 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "8"]
[White "Kramer, George Mortimer"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "A53"]
[PlyCount "66"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 g6 6. Nge2 Bg7 7. Ng3 h5 8. h4 Nh7 9. Be2 Bf6 10. Bxh5 gxh5 11. Nxh5 Rg8 12. Ng3 Ndf8 13. h5 Bg5 14. Bxg5 Qxg5 15. Qd2 Bg4 16. Nce2 Nf6 17. Qxg5 Rxg5 18. h6 Bxe2 19. Kxe2 Kd7 20. Kf3 N8h7 21. Rh4 Rag8 22. Rah1 Rg4 23. Nh5 Rxh4 24. Nxf6+ Nxf6 25. Rxh4 Ke7 26. g3 Rh8 27. g4 Nh7 28. Ke3 Kf6 29. f4 exf4+ 30. Kxf4 Kg6 31. b4 f6 32. c5 Ng5 33. a4 Re8 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "1"]
[White "Mednis, Edmar John"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "84"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Nc6 6. Bb5 Bd7 7. 0-0 0-0-0 8. Be3 Nd5 9. a4 Nxe3 10. fxe3 f6 11. Nd2 e6 12. Na2 Ne5 13. b4 Qb6 14. c4 c6 15. c5 Qc7 16. Be2 Ng6 17. Nc3 e5 18. d5 cxd5 19. Nxd5 Qc6 20. e4 Nf4 21. Nxf4 exf4 22. Qc2 g5 23. Nb3 f5 24. exf5 Bg7 25. Bb5 Qf6 26. Bxd7+ Rxd7 27. Rac1 Rf8 28. c6 bxc6 29. Nc5 Rc7 30. Ne6 Qxf5 31. Qc4 Rff7 32. Rfd1 Bf6 33. Nxc7 Rxc7 34. b5 c5 35. Rd5 Be5 36. Rxc5 Qd7 37. Rxc7+ Bxc7 38. Qc6 Qd4+ 39. Kh1 Qb6 40. Qe8+ Kb7 41. Qc6+ Qxc6 42. Rxc6 g4 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "4"]
[White "Seidman, Herbert"]
[Black "Byrne, Donald"]
[Result "1-0"]
[ECO "B77"]
[PlyCount "79"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Nc6 7. Be3 Bg7 8. Qd2 0-0 9. Bc4 a5 10. h4 Ne5 11. Be2 d5 12. exd5 Nxd5 13. Nxd5 Qxd5 14. h5 Nc4 15. Bxc4 Qxc4 16. hxg6 fxg6 17. b3 Qf7 18. Rd1 Rd8 19. Qc1 Bd7 20. a4 e5 21. Ne2 e4 22. 0-0 exf3 23. Rxf3 Qe6 24. Nf4 Qe4 25. Bb6 Bg4 26. Bxd8 Bd4+ 27. Kh2 Bxf3 28. gxf3 Qxf3 29. Rf1 Qg4 30. Be7 g5 31. Qd1 Qxd1 32. Rxd1 Be5 33. Bxg5 h6 34. Bxh6 Kf7 35. Rd7+ Kf6 36. Bg7+ Kf5 37. Bxe5 Kxe5 38. Nd3+ Ke4 39. Nc5+ Kf3 40. Nxb7 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "2"]
[White "Seidman, Herbert"]
[Black "Byrne, Robert Eugene"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "23"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bg5 Ne7 6. Nc3 c6 7. Bd3 f6 8. Bh4 Bf5 9. Bg3 0-0 10. Bxd6 Qxd6 11. 0-0 Nd7 12. Re1 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "11"]
[White "Seidman, Herbert"]
[Black "Evans, Larry Melvyn"]
[Result "1/2-1/2"]
[ECO "B94"]
[PlyCount "88"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Be2 b5 8. a4 b4 9. Nd5 Bb7 10. Bxf6 Nxf6 11. Nxf6+ exf6 12. 0-0 g6 13. Qd2 Be7 14. Qxb4 Qc7 15. Qe1 0-0 16. Bf3 Rfe8 17. Qd2 Bf8 18. Rfe1 Re5 19. Qd3 Rae8 20. Re2 Qb6 21. b3 Bg7 22. Rae1 Qa7 23. c4 Qb6 24. Kf1 h5 25. Nc2 Rc8 26. Rd1 Bf8 27. Qe3 Qxe3 28. Rxe3 Rce8 29. Rde1 Bh6 30. R3e2 g5 31. Bxh5 Bxe4 32. Rd1 Bf8 33. Nd4 Rb8 34. f3 Ba8 35. f4 gxf4 36. Bf3 d5 37. cxd5 Bxd5 38. Rxe5 Bxf3 39. Nxf3 fxe5 40. Nxe5 Rxb3 41. Rd8 Kg7 42. Rd7 Kf6 43. Rxf7+ Kxe5 44. Rxf8 Ra3 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "9"]
[White "Seidman, Herbert"]
[Black "Turner, Abe"]
[Result "0-1"]
[ECO "B11"]
[PlyCount "114"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Qe2 e6 6. d3 Ngf6 7. Bf4 Nxe4 8. dxe4 Qa5+ 9. c3 e5 10. Bg3 Be7 11. Qc2 0-0 12. Be2 Bf6 13. 0-0 Re8 14. Nd2 Qc7 15. Nc4 Nb6 16. Ne3 Bg5 17. Ng4 Bf4 18. Bh4 h5 19. Ne3 g6 20. Rad1 Bh6 21. Bg3 Qe7 22. h4 Bf4 23. Rd3 Be6 24. Rfd1 Rad8 25. b3 Rxd3 26. Qxd3 Qa3 27. Rd2 Qe7 28. Rd1 Qa3 29. Rd2 Qe7 30. Rd1 Bxg3 31. fxg3 Nd7 32. Nc4 Nf6 33. Kh1 Bxc4 34. Qxc4 Qa3 35. b4 Qb2 36. Bf3 Qf2 37. Kh2 Qb6 38. Rd6 Kg7 39. Qd3 Qc7 40. a3 Nd5 41. Rxd5 cxd5 42. exd5 Qd6 43. c4 b6 44. Qc3 Rc8 45. Qd3 f5 46. Be2 e4 47. Qe3 Qe5 48. a4 Rc7 49. a5 bxa5 50. bxa5 Rf7 51. Kg1 Kh7 52. Kf2 f4 53. gxf4 Rxf4+ 54. Kg1 Qa1+ 55. Kh2 Rxh4+ 56. Kg3 Qe1+ 57. Qf2 Rg4+ 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "6"]
[White "Seidman, Herbert"]
[Black "Weinstein, Raymond Allen"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "95"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Nc3 Ne7 6. Nb5 Nbc6 7. Nxd6+ Qxd6 8. Be2 Bg4 9. 0-0 f6 10. c3 g5 11. b4 Ng6 12. Nxg5 Bd7 13. Nf3 0-0-0 14. a4 Rdg8 15. g3 h5 16. Re1 h4 17. b5 hxg3 18. fxg3 Na5 19. Ba3 Qe6 20. Bb4 Qe3+ 21. Kh1 Bg4 22. Nh4 Qe4+ 23. Bf3 Nxh4 24. Bxe4 dxe4 25. gxh4 Nc4 26. Rxe4 Bxd1 27. Rxd1 f5 28. Rf4 Ne3 29. Rd3 Nd5 30. Rxf5 Nxb4 31. cxb4 Rxh4 32. Rf7 Rd8 33. Rc3 Rd7 34. Rf8+ Rd8 35. Rxd8+ Kxd8 36. Rc4 Kd7 37. Kg2 Kd6 38. Kg3 Rh7 39. h4 Kd5 40. Rc5+ Kxd4 41. Kg4 b6 42. Rc6 Kd5 43. h5 a6 44. h6 axb5 45. axb5 Re7 46. Kg5 Kd4 47. Kg6 Re1 48. h7 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "5"]
[White "Sherwin, James T"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "E15"]
[PlyCount "85"]
[EventDate "1961.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 0-0 7. Nc3 c6 8. 0-0 d5 9. Ne5 b5 10. cxb5 cxb5 11. Nxb5 Qe8 12. Nc3 Qxa4 13. Nxa4 Bxe2 14. Re1 Bb5 15. Nc5 Nc6 16. Nxe6 Bb4 17. Nxf8 Bxe1 18. Be3 Ba5 19. a4 Nxe5 20. dxe5 Bc4 21. exf6 Kxf8 22. Rc1 Bb3 23. Rc5 Bb6 24. Bxd5 Bxd5 25. fxg7+ Kg8 26. Rxd5 Bxe3 27. fxe3 Rb8 28. Rb5 Rxb5 29. axb5 Kxg7 30. Kf2 Kf6 31. Kf3 Ke5 32. e4 h5 33. Ke3 Kd6 34. Kd4 Ke6 35. h3 f6 36. g4 hxg4 37. hxg4 Kd6 38. b3 Ke6 39. Kd3 Kd6 40. Kd4 Ke6 41. b4 Kd6 42. e5+ fxe5+ 43. Ke4 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1960.12.29"]
[Round "9"]
[White "Sherwin, James T"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "D23"]
[PlyCount "77"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Qa4+ Nbd7 5. Nc3 c6 6. Qxc4 Nb6 7. Qd3 Be6 8. g3 g6 9. Bg2 Bg7 10. 0-0 0-0 11. Rd1 Bc4 12. Qc2 Nfd5 13. e4 Nxc3 14. bxc3 Ba6 15. a4 Nc4 16. e5 Qc8 17. Ng5 c5 18. Bh3 Qc7 19. Bf4 Qa5 20. Ne4 cxd4 21. cxd4 b6 22. Bg5 f5 23. Nd2 Rac8 24. Qa2 e6 25. Bg2 h6 26. Be7 Rfe8 27. Bd6 Nxd2 28. Rxd2 Kh7 29. h4 Bc4 30. Qb2 Bf8 31. Bb7 Bxd6 32. exd6 Rcd8 33. Rc2 Bd5 34. Rc7+ Kg8 35. Qc1 g5 36. hxg5 Qb4 37. gxh6 Qxd4 38. Bxd5 exd5 39. Qg5+ 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1960.12.28"]
[Round "8"]
[White "Seidman, Herbert"]
[Black "Byrne, Robert Eugene"]
[Result "1/2-1/2"]
[ECO "B63"]
[PlyCount "74"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 h6 8. Bxf6 gxf6 9. 0-0-0 a6 10. Bc4 Bd7 11. f4 Qb6 12. f5 Qxd4 13. Qxd4 Nxd4 14. Rxd4 h5 15. Be2 Bh6+ 16. Kd1 Bf4 17. Rd3 h4 18. Rh3 Ke7 19. g3 Bg5 20. gxh4 Bxh4 21. Rd3 Rag8 22. Bf3 Bg5 23. Ne2 Rh3 24. Rb3 b5 25. Bg4 Rxb3 26. axb3 Be3 27. h3 Bc6 28. Re1 b4 29. Nc1 Bf2 30. Re2 Bd4 31. c3 bxc3 32. bxc3 Be5 33. Nd3 exf5 34. Nxe5 fxe5 35. Bxf5 d5 36. exd5 Bxd5 37. Rxe5+ Kd6 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1960.12.27"]
[Round "7"]
[White "Seidman, Herbert"]
[Black "Berliner, Hans Jack"]
[Result "0-1"]
[ECO "B05"]
[PlyCount "96"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 Nc6 6. 0-0 e6 7. c4 Nb6 8. exd6 cxd6 9. d5 exd5 10. cxd5 Bxf3 11. Bxf3 Ne5 12. Be2 Be7 13. b3 0-0 14. Bb2 Bf6 15. Nc3 Nbd7 16. Qd2 Qa5 17. Rfd1 Qb4 18. Nb5 Qxd2 19. Rxd2 Bg5 20. Rc2 Rfc8 21. Rxc8+ Rxc8 22. Nxd6 Rc2 23. Bxe5 Nxe5 24. Kf1 b6 25. Rd1 Rxa2 26. Nb7 Rd2 27. Rxd2 Bxd2 28. d6 Nd7 29. Nd8 Bg5 30. Nc6 a5 31. f4 Bxf4 32. Bg4 Ne5 33. Ne7+ Kf8 34. Be2 Nd7 35. Bb5 Nc5 36. Nc8 Nxb3 37. g3 Be5 38. d7 Bc7 39. Na7 Nc5 40. Nc6 Nxd7 41. Nxa5 bxa5 42. Bxd7 Ke7 43. Ba4 f5 44. Bc2 Kf6 45. Ke2 h5 46. Kf3 h4 47. gxh4 Bxh2 48. h5 Kg5 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1960.12.26"]
[Round "6"]
[White "Fischer, Robert James"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "C89"]
[PlyCount "71"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 e4 10. dxc6 exf3 11. Qxf3 Bg4 12. Qg3 Bd6 13. f4 g5 14. d4 Kh8 15. Re5 gxf4 16. Bxf4 Nh5 17. Rxh5 Bxh5 18. Nd2 Re8 19. Rf1 Re2 20. Bd1 Rxd2 21. Bxh5 f6 22. Re1 Bxf4 23. Qxf4 Rxb2 24. Re8+ Qxe8 25. Bxe8 Rxe8 26. h3 b4 27. cxb4 Rxb4 28. Qxf6+ Kg8 29. Qg5+ Kh8 30. Qf4 Ra4 31. Qf7 Rg8 32. Qxc7 Rxa2 33. Qe5+ Rg7 34. g4 h6 35. Qb8+ Rg8 36. c7 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1960.12.23"]
[Round "5"]
[White "Seidman, Herbert"]
[Black "Reshevsky, Samuel Herman"]
[Result "1/2-1/2"]
[ECO "B34"]
[PlyCount "87"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Ng8 9. f4 Nh6 10. Bc4 0-0 11. Qd2 d6 12. exd6 exd6 13. 0-0-0 Bg4 14. Ne2 d5 15. h3 dxc4 16. hxg4 Nxg4 17. Qxd8 Raxd8 18. Rxd8 Rxd8 19. Bxa7 Ra8 20. Bd4 Rxa2 21. Kd2 Nf6 22. Nc1 Ra8 23. Bxf6 Bxf6 24. c3 Rd8+ 25. Kc2 Re8 26. Rd1 h5 27. Rd6 Kg7 28. Rxc6 Re4 29. g3 h4 30. gxh4 Bxh4 31. f5 g5 32. b3 cxb3+ 33. Nxb3 g4 34. Nd2 g3 35. f6+ Bxf6 36. Nxe4 g2 37. Rxf6 g1Q 38. Kd3 Qd1+ 39. Ke3 Qc1+ 40. Kd4 Qg1+ 41. Ke5 Qa1 42. Kd4 Qd1+ 43. Ke5 Qd3 44. Kf4 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1960.12.22"]
[Round "4"]
[White "Kalme, Charles I"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "A35"]
[PlyCount "81"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 f5 3. Bg2 Nf6 4. d4 Bg7 5. 0-0 0-0 6. c4 c5 7. Nc3 cxd4 8. Nxd4 Nc6 9. Nc2 d6 10. Bg5 h6 11. Bd2 Kh7 12. Rc1 Be6 13. b3 d5 14. c5 Ne4 15. Nxe4 fxe4 16. b4 a6 17. a4 Qc8 18. Bf4 Rd8 19. b5 axb5 20. axb5 Na7 21. Nd4 Bd7 22. c6 bxc6 23. b6 e5 24. Nb3 exf4 25. Nc5 fxg3 26. fxg3 Bf8 27. Rf7+ Kg8 28. Rxf8+ Rxf8 29. b7 Qc7 30. bxa8Q Rxa8 31. Bxe4 Rf8 32. Nxd7 Qxd7 33. Bxg6 Nb5 34. Bb1 Rf6 35. Qd3 Kf8 36. Rf1 Rxf1+ 37. Kxf1 Qf7+ 38. Ke1 Qg7 39. Qf5+ Ke7 40. Bd3 Nd6 41. Qf4 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1960.12.20"]
[Round "3"]
[White "Seidman, Herbert"]
[Black "Lombardy, William James"]
[Result "0-1"]
[ECO "B95"]
[PlyCount "82"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Be2 e6 8. Bh5 Nb6 9. 0-0 Be7 10. a4 0-0 11. Be2 Bd7 12. a5 Nc8 13. Be3 Na7 14. f4 Nc6 15. Nb3 Nb4 16. g4 Bc6 17. Bf3 d5 18. e5 Ne4 19. Bb6 Qe8 20. Nd4 Nc5 21. Nce2 Bd7 22. f5 Na4 23. Qd2 Nxb6 24. axb6 Nc6 25. Bxd5 exd5 26. f6 Nxe5 27. fxe7 Qxe7 28. h3 Rae8 29. Nf4 Nc4 30. Qf2 Qc5 31. c3 Nd6 32. Nh5 Ne4 33. Qf4 Qxb6 34. Rae1 h6 35. Kh1 Qxb2 36. Qc7 Qxc3 37. Qxd7 Qxd4 38. Qxb7 Nf2+ 39. Kg2 Rxe1 40. Rxe1 Nxh3 41. Kxh3 Qc3+ 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1960.12.19"]
[Round "2"]
[White "Weinstein, Raymond Allen"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "D25"]
[PlyCount "106"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 g6 5. Bxc4 Bg7 6. 0-0 0-0 7. Qe2 c5 8. d5 b5 9. Bxb5 Qxd5 10. Nc3 Qh5 11. e4 Bg4 12. Bf4 Nfd7 13. Rac1 a6 14. Bxd7 Nxd7 15. h3 Bxf3 16. Qxf3 Qxf3 17. gxf3 Ne5 18. Bxe5 Bxe5 19. Na4 Bd4 20. b3 Rac8 21. Rfd1 e5 22. Rc2 f5 23. Rdc1 fxe4 24. fxe4 Rf4 25. Nxc5 Rxc5 26. Rxc5 Bxf2+ 27. Kg2 Bxc5 28. Rxc5 Rxe4 29. Ra5 Kf7 30. Rxa6 Rf4 31. Rb6 e4 32. Rb4 Ke6 33. a4 Kd5 34. a5 Rf8 35. a6 e3 36. a7 e2 37. Rb8 Rxb8 38. axb8Q e1Q 39. Qb7+ Kd4 40. Qb6+ Kd5 41. Qb5+ Kd6 42. Qb6+ Kd5 43. Qb5+ Kd6 44. Qa6+ Kd5 45. Qd3+ Kc5 46. Kf3 Qh4 47. Qe3+ Kd5 48. Qd2+ Kc6 49. Qc3+ Kb7 50. Kg2 g5 51. Qf3+ Kb6 52. Qg4 Qh6 53. Qd4+ Kb7 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1960.12.18"]
[Round "1"]
[White "Seidman, Herbert"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "B94"]
[PlyCount "81"]
[EventDate "1960.12.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qd2 b5 8. f3 Bb7 9. a4 bxa4 10. Be2 e6 11. 0-0 Be7 12. Nxa4 0-0 13. c4 Rc8 14. Rfd1 Ne5 15. Rac1 Rc7 16. Be3 Qb8 17. b3 Rd8 18. Nc3 Rcd7 19. g4 Ng6 20. Qe1 d5 21. cxd5 exd5 22. g5 Nh5 23. Nxd5 Bxd5 24. exd5 Qe5 25. Bc4 Bxg5 26. Rc3 Re8 27. Bf2 Qb8 28. Qf1 Nhf4 29. Re3 h6 30. Nc6 Qa8 31. Rxe8+ Qxe8 32. Re1 Qa8 33. Ra1 Nxd5 34. Rxa6 Qb7 35. Ra7 Qc8 36. Qd1 Nc7 37. Qc2 Kh7 38. Bxf7 Rxf7 39. Ne5 Qf5 40. Qxf5 Rxf5 41. Nxg6 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "3"]
[White "Ault, Robin"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "B76"]
[PlyCount "42"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 d5 9. Be2 e5 10. Ndb5 d4 11. Rd1 a6 12. Nxd4 exd4 13. Bxd4 Nc6 14. Bc5 Qxd2+ 15. Rxd2 Re8 16. Nd5 Nxd5 17. exd5 Ne5 18. Kf2 Bh6 19. Rdd1 Bf5 20. c4 Bc2 21. Ra1 Bd3 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "9"]
[White "Bernstein, Sidney Norman"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "51"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 e6 3. b5 a6 4. a4 axb5 5. axb5 Rxa1 6. Bxa1 d5 7. Nf3 Be7 8. e3 Nbd7 9. Be2 0-0 10. 0-0 Ne8 11. c4 Bf6 12. Nc3 dxc4 13. Bxc4 Nd6 14. Be2 b6 15. Na2 Bb7 16. Bxf6 Qxf6 17. Nb4 Ne5 18. Nd4 Qg5 19. g3 Qh6 20. Qc2 Qh3 21. Nbc6 Kh8 22. Ra1 Ng4 23. Nf3 Qh5 24. Ra4 Nxh2 25. Nfe5 Qxe2 26. Qxh7+ 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "1"]
[White "Denker, Arnold Sheldon"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "88"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Bg7 6. Bc4 e6 7. Nf3 0-0 8. 0-0 b6 9. Qe2 c5 10. Rd1 cxd4 11. exd4 Bb7 12. Bg5 Nxc3 13. bxc3 Qc7 14. Rac1 Nc6 15. Bh4 Rac8 16. Bg3 Qe7 17. Bb5 Qa3 18. Rc2 Ne7 19. Ne5 Nf5 20. Nc4 Qe7 21. Ne3 Nxg3 22. hxg3 Rfd8 23. Ba6 Bxa6 24. Qxa6 h5 25. a4 Rc7 26. Qb5 Bh6 27. Re2 Qa3 28. c4 Bxe3 29. Rxe3 Qa2 30. Rc3 Rc5 31. Qb4 Rf5 32. f3 Rg5 33. Rcd3 Rc8 34. f4 Ra5 35. c5 Qxa4 36. Qe1 Qc4 37. cxb6 axb6 38. Kh2 Ra2 39. R1d2 Rca8 40. Qe5 Rxd2 41. Rxd2 Qc1 42. f5 Ra1 43. Qb8+ Kg7 44. Qe5+ f6 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "7"]
[White "Fischer, Robert James"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "33"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Nc6 6. d5 Nb4 7. Bb5+ c6 8. dxc6 bxc6 9. Ba4 Ba6 10. a3 Rd8 11. Bd2 Rd6 12. axb4 Qf5 13. Bb3 Ne4 14. Rxa6 Rxd2 15. Qa1 Nxc3 16. bxc3 Rd6 17. 0-0 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "11"]
[White "Mednis, Edmar John"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "98"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Nc6 6. Bb5 Bd7 7. 0-0 0-0-0 8. Be3 Nd5 9. a4 Nxe3 10. fxe3 f6 11. Nd2 e6 12. Na2 Ne5 13. Qe2 c6 14. dxe5 cxb5 15. Nc3 bxa4 16. exf6 gxf6 17. Rxf6 Bg7 18. Rf4 Bxc3 19. Rc4+ Bc6 20. Rxc3 Rhg8 21. Nf3 Kb8 22. Ne1 Qb4 23. Rb1 Rd7 24. Qc4 Qxc4 25. Rxc4 Bxg2 26. Rd4 Bd5+ 27. Kf2 e5 28. Rxa4 Bc6 29. Rh4 Rd2+ 30. Kf1 Rf8+ 31. Kg1 Re2 32. Rd1 h5 33. b3 Kc7 34. Rxh5 Ref2 35. h4 Rf1+ 36. Kh2 R8f2+ 37. Kh3 Re2 38. Rxe5 Rh1+ 39. Kg3 Rhxe1 40. Rxe1 Rxe1 41. Kg4 Kd6 42. Rg5 Rxe3 43. h5 Re2 44. Rg6+ Ke7 45. Kf4 Rxc2 46. h6 Rh2 47. Ke5 Rh5+ 48. Kd4 Kf7 49. Rd6 Kg8 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "2"]
[White "Seidman, Herbert"]
[Black "Benko, Pal C"]
[Result "0-1"]
[ECO "B26"]
[PlyCount "78"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qc1 Nf6 8. Nd1 d5 9. c3 Nc6 10. f3 d4 11. cxd4 cxd4 12. Bh6 Nb4 13. Ke2 0-0 14. Bxg7 Kxg7 15. Qd2 Qb6 16. a3 Nc6 17. Rc1 Na5 18. Qb4 Nb3 19. Rc2 Qxb4 20. axb4 Be6 21. Nh3 Rfc8 22. Rxc8 Rxc8 23. Re1 Rc2+ 24. Kf1 Nd2+ 25. Kf2 Nxf3+ 26. Kxf3 Bg4+ 27. Kf4 Rxg2 28. Nhf2 Bxd1 29. Nxd1 Rxh2 30. Ke5 Rg2 31. Kxd4 Rxg3 32. b5 h5 33. Nc3 e5+ 34. Kxe5 Rxd3 35. Kf4 Nd7 36. e5 Nc5 37. Ra1 Kh6 38. Rf1 b6 39. Rf2 Rxc3 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "6"]
[White "Seidman, Herbert"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "B43"]
[PlyCount "113"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 b5 6. Bd3 Bb7 7. 0-0 Qc7 8. Re1 b4 9. Nd5 exd5 10. exd5+ Ne7 11. Nf5 Bxd5 12. Be4 Bxe4 13. Nd6+ Qxd6 14. Qxd6 Bg6 15. Bd2 Nbc6 16. Rad1 Bf5 17. Bg5 Rd8 18. h3 Be6 19. Rd3 h6 20. Bd2 Ng6 21. Qd5 Be7 22. Rxe6 fxe6 23. Qh5 Nce5 24. Bf4 Nxd3 25. Qxg6+ Kf8 26. Qxd3 d5 27. Bc7 Rc8 28. Be5 Kf7 29. f4 Rc6 30. f5 Rd8 31. Qg3 exf5 32. Qxg7+ Ke6 33. Qg6+ Kd7 34. Qxf5+ Re6 35. Bg3 Bd6 36. Qxd5 Rc8 37. Kh2 Rc5 38. Qb7+ Rc7 39. Qd5 Rc5 40. Qd3 Kc7 41. Qb3 Bxg3+ 42. Kxg3 Re2 43. Qf7+ Kb6 44. Qf6+ Kb5 45. c3 Rg5+ 46. Kh4 Rgxg2 47. cxb4 Rxb2 48. a3 Rbd2 49. Qe5+ Kc6 50. a4 Rb2 51. Qe6+ Kc7 52. Kh5 Rbd2 53. Qc4+ Kd7 54. Qe4 Rg5+ 55. Kxh6 Rgd5 56. Kg7 R2d4 57. Qf3 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "8"]
[White "Seidman, Herbert"]
[Black "Byrne, Robert Eugene"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "21"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Bd6 6. Ne2 Qh4 7. Na3 a6 8. Qd2 Nge7 9. Nc2 Bf5 10. Bxf5 Nxf5 11. Qg5 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "4"]
[White "Seidman, Herbert"]
[Black "Reshevsky, Samuel Herman"]
[Result "1-0"]
[ECO "B93"]
[PlyCount "81"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. Bc4 Be7 9. 0-0 0-0 10. fxe5 dxe5 11. Kh1 Qc7 12. Qe2 b5 13. Bb3 b4 14. Nd5 Nxd5 15. Bxd5 Rb8 16. Bg5 Nb6 17. Bb3 Ra8 18. Qf2 Bd6 19. Qh4 Be6 20. Bf6 gxf6 21. Ng5 fxg5 22. Qxg5+ Kh8 23. Qf6+ Kg8 24. Rf3 Rfe8 25. Qh6 Bg4 26. Rg3 Qd7 27. Rf1 Bf8 28. Qg5+ Kh8 29. Rxg4 Qxg4 30. Qxg4 Bh6 31. Bxf7 Rf8 32. Qe6 Bg7 33. Qxb6 Rac8 34. Bc4 Rfd8 35. Bd3 h6 36. h3 Re8 37. Qg6 Red8 38. Rf7 Rg8 39. Rf5 Rgf8 40. Rh5 Rf1+ 41. Kh2 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "10"]
[White "Seidman, Herbert"]
[Black "Weinstein, Raymond Allen"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "94"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 0-0 9. 0-0 Be6 10. f4 exf4 11. Bxf4 Nc6 12. Kh1 Qb6 13. Nd5 Bxd5 14. exd5 Ne5 15. c4 Nfd7 16. Rc1 Rac8 17. Bg4 Rce8 18. Bf5 Bf6 19. Rc3 g6 20. Be3 Qd8 21. Bc2 Nxc4 22. Bh6 Bxc3 23. bxc3 Qh4 24. Qc1 Re5 25. Bxf8 Nxf8 26. Nd4 Qg5 27. Qxg5 Rxg5 28. Bb3 Nd2 29. Rd1 Ne4 30. Rc1 Nf2+ 31. Kg1 Nh3+ 32. Kh1 Nf4 33. g3 Nd3 34. Rb1 Re5 35. Bc4 Nc5 36. Rb6 Nfd7 37. Rb1 Re3 38. Rc1 Nb6 39. Bb3 Nxb3 40. Nxb3 Nxd5 41. Rd1 Nxc3 42. Rxd6 Re1+ 43. Kg2 Re2+ 44. Kh3 Ne4 45. Rd4 h5 46. g4 Ng5+ 47. Kg3 h4+ 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1959.??.??"]
[Round "5"]
[White "Sherwin, James T"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "B77"]
[PlyCount "88"]
[EventDate "1959.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Qd2 Na5 10. Bb3 Nxb3 11. axb3 a6 12. h4 d5 13. e5 Nh5 14. g4 Ng3 15. Rg1 Bxe5 16. 0-0-0 Bf6 17. Rxg3 Bxh4 18. Rh3 e5 19. Rdh1 g5 20. Bf2 exd4 21. Qxd4 f5 22. Bxh4 fxg4 23. fxg4 gxh4 24. Rxh4 Rf7 25. Rh5 Be6 26. Qe5 Qf6 27. Qxf6 Rxf6 28. Rxh7 Raf8 29. Rh8+ Kg7 30. R1h7+ Kg6 31. Rxf8 Rxf8 32. Rxb7 Bxg4 33. Rb4 Rf1+ 34. Kd2 Kf5 35. Rd4 Rf2+ 36. Ke3 Rf3+ 37. Kd2 Rf2+ 38. Kc1 Rf1+ 39. Nd1 Bf3 40. c3 a5 41. Kc2 Ke6 42. Ne3 Re1 43. Nd1 Rf1 44. Ne3 Re1 1/2-1/2

[Event "New York-chT final"]
[Site "New York"]
[Date "1957.05.25"]
[Round "1.2"]
[White "Turner, Abe"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "D90"]
[PlyCount "64"]
[EventDate "1957.05.25"]
[EventType "team"]
[EventRounds "1"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Qa4+ Bd7 7. Qb3 Nxc3 8. bxc3 c5 9. e3 0-0 10. Be2 Qc7 11. 0-0 Nc6 12. Rd1 Rac8 13. Ba3 b6 14. Rac1 Na5 15. Qb1 Ba4 16. Re1 Rfd8 17. Bb5 Bxb5 18. Qxb5 Qd7 19. Qxd7 Rxd7 20. Bb2 Nc4 21. Ba1 h6 22. Kf1 e6 23. Red1 cxd4 24. cxd4 Rdc7 25. Ke2 Bf8 26. Nd2 Na3 27. Rxc7 Rxc7 28. Nb3 Rc2+ 29. Rd2 Rc4 30. Rd1 a5 31. Rc1 Rxc1 32. Nxc1 Nc4 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "8"]
[White "Berliner, Hans Jack"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "E30"]
[PlyCount "171"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 g5 6. Bg3 Ne4 7. Qc2 d5 8. e3 Nd7 9. cxd5 exd5 10. Bd3 Nxg3 11. hxg3 Nb6 12. Nf3 Be6 13. Bf5 Bxc3+ 14. bxc3 Qf6 15. Bxe6 fxe6 16. Ne5 0-0-0 17. Qg6 Qxg6 18. Nxg6 Rh7 19. Rh5 Nd7 20. f3 Nf6 21. Rh2 Rg7 22. Ne5 h5 23. Ke2 Rd6 24. Kd3 b5 25. a4 Ra6 26. Rhh1 bxa4 27. Ra3 g4 28. Rha1 gxf3 29. gxf3 Rxg3 30. Rxa4 Rxa4 31. Rxa4 Nd7 32. Nxd7 Kxd7 33. Rxa7 Rxf3 34. Ra8 Rf1 35. Rh8 Rh1 36. Rh7+ Kd6 37. Ke2 h4 38. Kf3 h3 39. Kg3 Rg1+ 40. Kf3 Rh1 41. Kg3 Rc1 42. Rxh3 Rxc3 43. Kf3 Ra3 44. Rh6 Ra8 45. Ke2 Rg8 46. Kd3 Rg5 47. Kd2 Kd7 48. Rh7+ Kc8 49. Kd3 Rg4 50. Re7 Re4 51. Rh7 Kb7 52. Rh8 Kb6 53. Rb8+ Kc6 54. Rh8 Rg4 55. Rh6 Kd6 56. Kd2 Rg2+ 57. Kd3 Rf2 58. Kc3 Ke7 59. Rh7+ Rf7 60. Rh6 Rf6 61. Rh7+ Kd6 62. Rh5 Rg6 63. Kd3 Kc6 64. Rh8 Kb7 65. Kc3 c6 66. Kd3 Kb6 67. Rb8+ Kc7 68. Rh8 Rg4 69. Kd2 Rg7 70. Kd3 Re7 71. e4 Rg7 72. exd5 Rg3+ 73. Kd2 exd5 74. Rh6 Kb6 75. Rf6 Kb5 76. Rd6 Ra3 77. Rh6 Ra6 78. Kc3 Ra3+ 79. Kd2 Rg3 80. Rd6 Rh3 81. Rg6 Kc4 82. Rxc6+ Kxd4 83. Rg6 Rh2+ 84. Kd1 Kc4 85. Rg4+ d4 86. Rg3 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "6"]
[White "Bernstein, Sidney Norman"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "B51"]
[PlyCount "81"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 Ngf6 6. Bg5 a6 7. Bxf6 gxf6 8. Ba4 Rg8 9. Nc3 Bg7 10. 0-0-0 b5 11. Bb3 Bb7 12. Bd5 Bxd5 13. Nxd5 Rc8 14. Qd2 e6 15. Ne3 Bh6 16. g3 Nc5 17. Qd4 Rg4 18. Nd2 Qc7 19. f4 Bg7 20. Nb3 Nb7 21. Rd2 f5 22. Qa7 Rg6 23. exf5 Rh6 24. Qxa6 Kf8 25. Qxb5 d5 26. Ng4 Rh5 27. f6 Bh8 28. Qb4+ Nd6 29. Nd4 Rb8 30. Qa3 Kg8 31. Ne5 Bxf6 32. Qf3 Rxe5 33. fxe5 Bxe5 34. c3 Nc4 35. Rf2 f5 36. Nxe6 Qf7 37. Ng5 Qg6 38. Qxd5+ Kg7 39. Ne6+ Kf7 40. Qxc4 Qxe6 41. Rxf5+ 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "1"]
[White "Denker, Arnold Sheldon"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "E42"]
[PlyCount "88"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 c5 6. a3 cxd4 7. exd4 Be7 8. Nf4 d5 9. cxd5 exd5 10. Be2 Nc6 11. 0-0 Bf5 12. Be3 Qd7 13. b4 Rac8 14. Qb3 Rfd8 15. Rac1 Bd6 16. Rfd1 Bb8 17. Na4 Qe7 18. Bf1 Ng4 19. g3 Qg5 20. h4 Qf6 21. Nxd5 Rxd5 22. Qxd5 Nxe3 23. fxe3 Bxg3 24. Rd2 Bxh4 25. Qf3 Re8 26. Rc5 Qg6+ 27. Rg2 Be4 28. Rxg6 Bxf3 29. Rd6 Re4 30. Bg2 Rg4 31. Rc2 Bd1 32. Rdxc6 bxc6 33. Rxc6 h5 34. Nb2 Bf3 35. Rc8+ Kh7 36. Rc2 Bg5 37. Kf1 Bxg2+ 38. Rxg2 Rxg2 39. Kxg2 Bxe3 40. d5 Kg6 41. Nc4 Bg5 42. b5 Bf4 43. a4 Kf6 44. a5 Bc7 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "3"]
[White "Feuerstein, Arthur William"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "A05"]
[PlyCount "55"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 c5 6. e4 Nc6 7. Nbd2 b6 8. Re1 Bb7 9. c3 Nh5 10. Nc4 f5 11. exf5 gxf5 12. Nh4 Nf6 13. Nxf5 d5 14. Ne5 Nxe5 15. Rxe5 Rf7 16. Qe2 Bf8 17. Nh6+ Bxh6 18. Bxh6 Qd7 19. Re1 Re8 20. Rg5+ Kh8 21. Qe5 Bc6 22. Bf3 Qh3 23. Rh5 Qd7 24. Rf5 Qd6 25. Bh5 Qxe5 26. Rexe5 Ref8 27. Bxf7 Rxf7 28. Rxe7 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "10"]
[White "Kramer, George Mortimer"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "E48"]
[PlyCount "105"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 c5 6. Nge2 d5 7. cxd5 Nxd5 8. 0-0 cxd4 9. Nxd5 Qxd5 10. Nf4 Qd7 11. exd4 b6 12. d5 e5 13. Qh5 f5 14. Ne6 Rf6 15. Bg5 Rf7 16. Rfc1 Na6 17. Bxa6 Bxa6 18. Rc7 Qxc7 19. Nxc7 Rxc7 20. Qf3 Rf7 21. d6 e4 22. Qb3 h6 23. Be7 Bc5 24. Rc1 Bc8 25. Qd5 Rb8 26. Rxc5 bxc5 27. d7 Bxd7 28. Qxd7 Rxb2 29. g3 Rb1+ 30. Kg2 g5 31. Qe8+ Kg7 32. Bxc5 Rbb7 33. a4 Kg6 34. h3 Rbc7 35. Qe6+ Kh7 36. Bd4 Rce7 37. Qc8 h5 38. Qh8+ Kg6 39. Qg8+ Kh6 40. Bc5 Rg7 41. Qh8+ Kg6 42. Bxe7 Rxe7 43. Qd4 h4 44. Qd6+ Kf7 45. gxh4 gxh4 46. Qh6 Re6 47. Qh7+ Kf6 48. Qxh4+ Ke5 49. Qh8+ Rf6 50. Qb8+ Kd5 51. Qxa7 f4 52. Qa5+ Kd4 53. Qb4+ 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "12"]
[White "Lombardy, William James"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "A39"]
[PlyCount "106"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 c5 4. 0-0 Bg7 5. c4 0-0 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 Nxd4 9. Qxd4 d6 10. Qd2 Qb6 11. b3 Bd7 12. Bb2 Bc6 13. e4 a5 14. Nd5 Bxd5 15. exd5 Nd7 16. Bxg7 Kxg7 17. Rfe1 Rfe8 18. Re2 Nc5 19. h4 Qb4 20. Qd4+ Kg8 21. h5 a4 22. Rb1 axb3 23. axb3 b5 24. Qh4 bxc4 25. Rc2 Nxb3 26. Rxc4 Qd2 27. Rf4 Nc1 28. Bf1 Nd3 29. Bxd3 Qxd3 30. Re1 Qxd5 31. hxg6 hxg6 32. Rd4 Qf3 33. Rf4 Qd5 34. Rd4 Qc5 35. Rc4 Qb5 36. Rc7 e5 37. Qf6 Qd5 38. Rd7 Ra6 39. Rc1 Qe6 40. Qxe6 Rxe6 41. Rc2 Ra4 42. Rd2 Rd4 43. Rxd4 exd4 44. Ra7 d3 45. Ra1 d2 46. Kf1 Kg7 47. Rd1 Re1+ 48. Rxe1 dxe1Q+ 49. Kxe1 Kf6 50. Ke2 Ke5 51. Ke3 d5 52. f3 d4+ 53. Ke2 Kd5 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "7"]
[White "Seidman, Herbert"]
[Black "Bisguier, Arthur Bernard"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "65"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Ne5 8. Be2 d5 9. 0-0 dxe4 10. Nd2 Bb6 11. Nxe4 Qg6 12. Ng5 Nd5 13. Bb5+ Ke7 14. Nf5+ Bxf5 15. Qxd5 Qd6 16. Qxd6+ cxd6 17. Bxb6 axb6 18. f4 Nc6 19. Rfe1+ Kf6 20. Bc4 Bg6 21. g4 h5 22. Rad1 Rad8 23. Nxf7 Bxf7 24. g5+ Kf5 25. Bxf7 Kxf4 26. h4 Ne5 27. Rd4+ Kg3 28. Re3+ Nf3+ 29. Kf1 Rhf8 30. g6 Rd7 31. Red3 Rdxf7 32. gxf7 Rxf7 33. Ke2 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "13"]
[White "Seidman, Herbert"]
[Black "Di Camillo, Attilio"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "82"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. g3 Qe6 10. b3 Bb4+ 11. Bd2 a5 12. Bg2 0-0 13. 0-0 Re8 14. Bxb4 axb4 15. f4 f6 16. Nd2 fxe5 17. f5 Qf6 18. Rf4 d5 19. Rh4 Qg5 20. Rh5 Qf6 21. Rf1 Rxa2 22. cxd5 Ba6 23. Qd1 Rxd2 24. Qxd2 Bxf1 25. Kxf1 Qf7 26. g4 Nxd5 27. Rh3 e4 28. Qc2 Qf6 29. Bxe4 Qa1+ 30. Qb1 Qxb1+ 31. Bxb1 Ne3+ 32. Kf2 Nxg4+ 33. Kf3 Nf6 34. Bd3 Re1 35. Rh4 Nd5 36. Kf2 Re3 37. Rd4 Rh3 38. Kg1 Kf7 39. Bc4 Kf6 40. Bd3 Rf3 41. Be4 Rxb3 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "2"]
[White "Seidman, Herbert"]
[Black "Fischer, Robert James"]
[Result "1/2-1/2"]
[ECO "B98"]
[PlyCount "56"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 h6 10. Bh4 Nc6 11. Nxc6 Qxc6 12. Bd3 Bd7 13. Qe2 Rc8 14. Kb1 b5 15. Rhf1 b4 16. Bxf6 gxf6 17. Nd5 exd5 18. exd5 Qc7 19. Bxa6 Rb8 20. Rfe1 Bc8 21. Bxc8 Rxc8 22. Rd4 0-0 23. Re4 Rfe8 24. f5 Kh7 25. c3 bxc3 26. Rxe7 Qb6 27. Rxf7+ Kg8 28. Qg4+ Kxf7 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "11"]
[White "Seidman, Herbert"]
[Black "Mednis, Edmar John"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "59"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 e6 6. 0-0 Nge7 7. c3 0-0 8. Be3 b6 9. Qc1 Ba6 10. Rd1 d5 11. Bh6 Qc7 12. Bxg7 Kxg7 13. exd5 Nxd5 14. Na3 Rad8 15. d4 cxd4 16. Nxd4 Nxd4 17. Rxd4 Ne7 18. Ra4 Bd3 19. c4 a5 20. Qc3+ Kg8 21. c5 bxc5 22. b3 c4 23. Nxc4 Bxc4 24. Rxc4 Qb6 25. Ra4 Nf5 26. Qxa5 Qd6 27. Re1 Rc8 28. Be4 Rc5 29. Qb4 Rc1 30. Rxc1 1-0

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "5"]
[White "Seidman, Herbert"]
[Black "Reshevsky, Samuel Herman"]
[Result "0-1"]
[ECO "A08"]
[PlyCount "134"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 Nge7 7. c3 d5 8. Nbd2 0-0 9. Nb3 b6 10. exd5 exd5 11. Bf4 Bf5 12. Re1 Qd7 13. Ne5 Nxe5 14. Bxe5 f6 15. Bf4 Rae8 16. d4 c4 17. Nd2 g5 18. Be3 Bg4 19. f3 Be6 20. Nf1 Nf5 21. Bf2 Nd6 22. Qd2 h6 23. Re2 f5 24. Rae1 f4 25. g4 a5 26. h3 b5 27. Nh2 Re7 28. Qc2 b4 29. h4 Kf7 30. Bh3 Rfe8 31. Kg2 Kg8 32. hxg5 hxg5 33. Qg6 Bf7 34. Rxe7 Qxe7 35. Qc2 Qd7 36. Nf1 Be6 37. Qg6 Qe7 38. Nd2 Bf7 39. Qc2 Qd7 40. Rxe8+ Qxe8 41. Kg1 Bg6 42. Qd1 Qb5 43. Qa1 bxc3 44. bxc3 Qa4 45. Qb2 Qc2 46. Qb6 Bf8 47. Qxa5 Qxd2 48. Qxd5+ Nf7 49. Qxc4 Bd3 50. Qb3 Qe2 51. Bg2 Bc4 52. Qb1 Qxa2 53. Qxa2 Bxa2 54. Bf1 Nd6 55. Be2 Nc4 56. Kf1 Nd2+ 57. Kg2 Ba3 58. Be1 Bc1 59. Ba6 Nc4 60. Kf1 Ne3+ 61. Ke2 Bb3 62. c4 Nxc4 63. Kd3 Ne3 64. Bb7 Kf7 65. Ba5 Ba3 66. Ke4 Bc2+ 67. Ke5 Nc4+ 0-1

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "9"]
[White "Seidman, Herbert"]
[Black "Sherwin, James T"]
[Result "1/2-1/2"]
[ECO "B97"]
[PlyCount "77"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Bxf6 gxf6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Be2 h5 12. 0-0 Qa5 13. Rf3 Nc6 14. Rd3 Be7 15. Bf3 Kf8 16. Kh1 Qc7 17. Nd1 Bd7 18. Ne3 Rd8 19. Rc3 Rb8 20. Nd5 Qd8 21. Nxe7 Kxe7 22. Rd1 Nxd4 23. Qxd4 Bc6 24. Qb4 a5 25. Qa3 Kf8 26. Rxd6 Qe7 27. e5 Kg7 28. h3 f5 29. Qc5 Bxf3 30. Rxf3 Qh4 31. Qe3 Rhd8 32. Rg3+ Kh6 33. Qf2 Qe7 34. Rg5 Rg8 35. h4 Rbc8 36. Qd2 Rxg5 37. hxg5+ Kg6 38. Rd3 Qc5 39. c3 1/2-1/2

[Event "USA-ch"]
[Site "New York"]
[Date "1957.??.??"]
[Round "4"]
[White "Turner, Abe"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "E18"]
[PlyCount "96"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 0-0 7. 0-0 d5 8. Ne5 Nbd7 9. Bf4 c5 10. cxd5 Nxd5 11. Nxd5 exd5 12. Rc1 Nxe5 13. Bxe5 c4 14. Rxc4 dxc4 15. Bxb7 Rb8 16. Bxb8 Qxb8 17. Bc6 Bf6 18. e3 b5 19. Qc2 Qb6 20. d5 Qc5 21. e4 a5 22. Re1 Be5 23. Kg2 f6 24. f4 Bd4 25. Re2 b4 26. b3 c3 27. Qd3 g5 28. Qc4 gxf4 29. gxf4 Kf7 30. d6+ Qxc4 31. bxc4 Ke6 32. d7 Kd6 33. Ba4 Rd8 34. Kf3 Ke7 35. Rg2 Rxd7 36. Bxd7 Kxd7 37. Ke2 a4 38. Kd3 b3 39. axb3 axb3 40. e5 f5 41. c5 c2 42. c6+ Kxc6 43. Rg8 Kb6 44. e6 c1Q 45. Kxd4 Qxf4+ 46. Kd5 b2 47. e7 b1Q 48. e8Q Qb3# 0-1

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.21"]
[Round "9"]
[White "Seidman, Herbert"]
[Black "Reshevsky, Samuel Herman"]
[Result "1/2-1/2"]
[ECO "B71"]
[PlyCount "62"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Nc6 7. Nxc6 bxc6 8. e5 Ng4 9. Be2 h5 10. h3 Nh6 11. g4 hxg4 12. hxg4 Bg7 13. exd6 exd6 14. Be3 Nxg4 15. Rxh8+ Bxh8 16. Bxg4 Qh4+ 17. Bf2 Qxg4 18. Qxd6 Bd7 19. Ne4 Qf3 20. Nf6+ Bxf6 21. Qxf6 Bg4 22. Qe5+ Kd7 23. Qd4+ Kc7 24. Qe5+ Kb7 25. Qe7+ Ka6 26. Qe3 Qh1+ 27. Bg1 Re8 28. Qxe8 Qxg1+ 29. Kd2 Qd4+ 30. Ke1 Qg1+ 31. Kd2 Qd4+ 1/2-1/2

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.14"]
[Round "5"]
[White "Fischer, Robert James"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "A08"]
[PlyCount "77"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. 0-0 e5 5. d3 d5 6. e4 Be7 7. Nbd2 0-0 8. Re1 dxe4 9. dxe4 Qc7 10. c3 b6 11. Qe2 a5 12. a4 Ba6 13. Nc4 b5 14. axb5 Bxb5 15. Bf1 Rad8 16. Qc2 Ng4 17. h3 Nf6 18. Nfd2 Rfe8 19. Nb3 Qc8 20. Kh2 Qe6 21. Nbxa5 Nxa5 22. Nxa5 Bxf1 23. Rxf1 c4 24. Qe2 Rd3 25. Ra4 Red8 26. Nxc4 h6 27. Re1 Bc5 28. Kg2 g5 29. Nd2 Qd7 30. Ra5 Bb6 31. Ra6 Qb7 32. Ra1 Qd7 33. Nc4 Bxf2 34. Qxf2 Nh5 35. Nxe5 Qe6 36. Nxd3 Rxd3 37. Re3 Rd1 38. Qf3 Qb3 39. Qxh5 1-0

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.??"]
[Round "?"]
[White "Feuerstein, Arthur William"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "A08"]
[PlyCount "143"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. 0-0 e5 5. d3 d5 6. Nbd2 Be7 7. e4 dxe4 8. dxe4 0-0 9. c3 Qc7 10. Qe2 b6 11. Re1 Bb7 12. Nf1 Rad8 13. Nh4 g6 14. Bg5 Nb8 15. Rad1 Rxd1 16. Qxd1 Rd8 17. Qc2 Ng4 18. Bxe7 Qxe7 19. f3 Nf6 20. Ne3 b5 21. Bf1 a6 22. a4 Bc6 23. axb5 axb5 24. c4 bxc4 25. Bxc4 Nbd7 26. Qc1 Ne8 27. Bd5 Nb8 28. Qc4 Bxd5 29. Nxd5 Qd6 30. Rc1 Nd7 31. Ng2 Ng7 32. Rd1 Nb6 33. Qb5 Nxd5 34. Rxd5 Qf6 35. Qxc5 Ra8 36. Qc3 Qb6+ 37. Ne3 Ne6 38. Kg2 Ra2 39. Nc4 Qa7 40. Ra5 Rxa5 41. Qxa5 Qxa5 42. Nxa5 f6 43. Kf2 Kf7 44. Ke3 g5 45. Nc4 Ke7 46. Nb6 Nd4 47. Nd5+ Ke6 48. Nc3 Nc2+ 49. Kd3 Nd4 50. Ke3 Nc2+ 51. Kf2 f5 52. exf5+ Kxf5 53. g4+ Ke6 54. Ne4 h6 55. Ng3 Nb4 56. Ke2 Kd5 57. Nf5 e4 58. Nxh6 Nc6 59. fxe4+ Kxe4 60. Kd2 Kd4 61. Nf7 Na5 62. Nxg5 Nc4+ 63. Kc1 Ne5 64. h3 Ke3 65. Kc2 Kf4 66. Ne6+ Kg3 67. g5 Kxh3 68. Nf4+ Kg4 69. g6 Nc6 70. g7 Ne7 71. Nd5 Ng8 72. b4 1-0

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.??"]
[Round "?"]
[White "Hearst, Eliot Sanford"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "114"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Nxe5 0-0 5. Nd3 Bxc3 6. dxc3 Nxe4 7. Be2 d6 8. 0-0 Nc6 9. f3 Nf6 10. Bg5 h6 11. Bh4 Bf5 12. f4 Re8 13. Bf3 Be4 14. Bxe4 Rxe4 15. Qf3 Re8 16. Nf2 Nb8 17. Bxf6 Qxf6 18. Qxb7 Nd7 19. Qxc7 Nc5 20. Rad1 Qxf4 21. Qxd6 Qxd6 22. Rxd6 Re2 23. Nd3 Nxd3 24. cxd3 Rxb2 25. Rd7 Re8 26. Rdxf7 Rxa2 27. R7f2 Ra3 28. Rc2 a5 29. d4 Rc8 30. Rfc1 Kf7 31. Kf2 Ke6 32. Ke3 Kd5 33. Kd3 Rc4 34. Kd2 Rb3 35. Re1 a4 36. Re7 g6 37. Ra7 a3 38. Ra5+ Ke4 39. Re5+ Kf4 40. Kd3 Rc8 41. Re4+ Kf5 42. Re5+ Kf4 43. Rf2+ Kg4 44. Rc5 Rcb8 45. Re2 g5 46. Re4+ Kh5 47. Rc6 Rh8 48. Ra6 Rb2 49. Re2 Rb3 50. Kc4 Rhb8 51. Ra2 Kg4 52. R2xa3 Rb2 53. Rxh6 Rc8+ 54. Kd3 Rxg2 55. Ra5 Rf8 56. h3+ Kf4 57. d5 Rf5 1-0

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.??"]
[Round "?"]
[White "Mednis, Edmar John"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "B04"]
[PlyCount "80"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Ng5 f6 6. Nf3 Bg7 7. c4 Nb6 8. exf6 exf6 9. Be2 0-0 10. 0-0 Kh8 11. Nc3 Bg4 12. Qb3 Nc6 13. Rd1 Qe7 14. Be3 Bxf3 15. Bxf3 Na5 16. Qb4 Naxc4 17. Bf4 a5 18. Qb3 c6 19. Re1 Qd8 20. Na4 Nxa4 21. Qxc4 Nb6 22. Qb3 f5 23. Re6 d5 24. Rae1 Bxd4 25. Re7 Nc8 26. Rxb7 Re8 27. Qd1 Bf6 28. Bc7 Rxe1+ 29. Qxe1 Qe7 30. Qxe7 Nxe7 31. Bd6 Re8 32. g3 Nc8 33. Bc5 Be5 34. Kf1 Kg8 35. Bd1 Nd6 36. Bxd6 Bxd6 37. Ba4 Bb4 38. Bxc6 Re1+ 39. Kg2 d4 40. Rd7 Rd1 1/2-1/2

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.??"]
[Round "?"]
[White "Pavey, Max"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "B04"]
[PlyCount "65"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 cxd6 6. Nc3 g6 7. Nf3 Bg7 8. Be2 0-0 9. 0-0 Bg4 10. Be3 Nc6 11. b3 d5 12. c5 Nc8 13. Rc1 Bxf3 14. Bxf3 e6 15. b4 Nxb4 16. Qb3 Qa5 17. Nxd5 Nxd5 18. Bxd5 exd5 19. Qxb7 Nb6 20. cxb6 axb6 21. Rc2 Rae8 22. Rb2 Re6 23. Rfb1 Bxd4 24. Rb5 Qa4 25. R5b4 Qa3 26. Rxd4 Rxe3 27. Qxd5 Rfe8 28. fxe3 Qxe3+ 29. Kf1 Qe2+ 30. Kg1 Qe3+ 31. Kf1 Qe2+ 32. Kg1 Qe3+ 33. Kf1 1/2-1/2

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.??"]
[Round "?"]
[White "Seidman, Herbert"]
[Black "Bernstein, Sidney Norman"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "42"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. b3 Nc6 5. Bb2 Bg4 6. h3 Bh5 7. Nc3 e5 8. Qe2 Be7 9. Nxd5 Qxd5 10. c4 Qd7 11. g4 Bg6 12. Nxe5 Nxe5 13. Qxe5 0-0-0 14. 0-0-0 Bf6 15. Qf4 Rhe8 16. f3 Bh4 17. g5 Bf2 18. h4 Be3 19. Qxe3 Rxe3 20. Bh3 Re6 21. f4 Qd3 0-1

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.??"]
[Round "?"]
[White "Seidman, Herbert"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "B26"]
[PlyCount "66"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. Be3 d6 7. h3 0-0 8. Qd2 Nd4 9. Nd1 e5 10. c3 Ne6 11. Bh6 d5 12. exd5 Nf4 13. Bxg7 Nxg2+ 14. Kf1 Kxg7 15. Kxg2 Qxd5+ 16. Nf3 b5 17. Ne3 Qc6 18. Ng4 Nd7 19. Rhe1 Bb7 20. Qh6+ Kg8 21. Re4 f6 22. Kh2 Rae8 23. Ne3 Re7 24. g4 c4 25. Nf5 gxf5 26. gxf5 Rg7 27. Rg1 Rff7 28. Reg4 Rxg4 29. Rxg4+ Kh8 30. Rg3 Nc5 31. dxc4 bxc4 32. Qh4 Rg7 33. Nxe5 Qh1# 0-1

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.??"]
[Round "?"]
[White "Seidman, Herbert"]
[Black "Byrne, Donald"]
[Result "1-0"]
[ECO "B71"]
[PlyCount "99"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Bg4 7. Bb5+ Nbd7 8. Qd3 a6 9. h3 axb5 10. hxg4 Nxg4 11. Ndxb5 Bg7 12. Qe2 h5 13. Be3 0-0 14. 0-0-0 Qa5 15. Bd4 e5 16. Be3 Nxe3 17. Qxe3 exf4 18. Qxf4 Ne5 19. Rd5 Nc4 20. Nxd6 Qc7 21. e5 Nxe5 22. Kb1 Ng4 23. Ncb5 Qe7 24. a3 Rfd8 25. Qb4 Qe2 26. Qb3 Qxg2 27. Rdxh5 Rd7 28. R5h4 Rad8 29. Qb4 Ne3 30. Qc5 Nf1 31. Ka2 Nd2 32. R4h2 Qc6 33. Qb4 Nf3 34. Re2 Rxd6 35. Nxd6 Qxd6 36. Re8+ Bf8 37. Qc3 Nd4 38. Qh3 Qd5+ 39. b3 Qxh1 40. Rxf8+ Rxf8 41. Qxh1 Nc6 42. b4 f5 43. b5 Nd8 44. c4 f4 45. Qf3 b6 46. c5 bxc5 47. a4 Rf7 48. a5 Ne6 49. b6 Nd4 50. Qe4 1-0

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.??"]
[Round "?"]
[White "Seidman, Herbert"]
[Black "Shainswit, George"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "27"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Ne2 Qh4 6. Nd2 Bg4 7. c4 dxc4 8. Nxc4 Nc6 9. d5 Bb4+ 10. Kf1 Bc5 11. Be3 Nd4 12. Ne5 Nxe2 13. Nxg4 Bxe3 14. Qxe2 1-0

[Event "New York Rosenwald-03"]
[Site "New York"]
[Date "1956.10.??"]
[Round "?"]
[White "Turner, Abe"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "A30"]
[PlyCount "88"]
[EventDate "1956.10.07"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 0-0 5. e3 b6 6. Be2 c5 7. 0-0 Bb7 8. Qc1 Nc6 9. Rd1 d5 10. cxd5 Qxd5 11. Nc3 Qh5 12. Nb5 a6 13. Na3 g5 14. d4 g4 15. Ne5 Nxe5 16. dxe5 Ne4 17. Nc4 Nxf2 18. Kxf2 Qxh2 19. Rg1 g3+ 20. Kf1 f5 21. Nd2 f4 22. e4 f3 23. Nxf3 a5 24. Bc4+ Kh8 25. Qe3 Rxf3+ 26. gxf3 Qxb2 27. Re1 Bxe5 28. Rg2 Qd4 29. Qxd4 cxd4 30. Ke2 a4 31. Kd3 axb3 32. axb3 Rc8 33. Rc2 Rf8 34. Ke2 Kg7 35. Rh1 Kg6 36. Bd3 h5 37. Rc4 Ra8 38. Ra4 Rxa4 39. bxa4 Kg5 40. Kf1 h4 41. Kg2 Bc8 42. Rc1 h3+ 43. Kh1 Bf4 44. Rxc8 g2+ 0-1

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.12.11"]
[Round "6"]
[White "Seidman, Herbert"]
[Black "Saidy, Anthony Fred"]
[Result "0-1"]
[ECO "B26"]
[PlyCount "90"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nh3 h6 9. 0-0 Nge7 10. f4 f5 11. Qf2 Nd4 12. Nd1 0-0 13. b4 Qd8 14. c3 Ndc6 15. bxc5 dxc5 16. Bxc5 Qxd3 17. e5 Rd8 18. Nb2 Qxc3 19. Rfd1 Rxd1+ 20. Rxd1 Nd5 21. Rxd5 exd5 22. Bxd5+ Kh7 23. Nc4 Nd8 24. Nd6 Be6 25. Bf3 Qa1+ 26. Kg2 Qxa2 27. Nxb7 Nxb7 28. Qxa2 Bxa2 29. Bxb7 Rb8 30. Bf3 a5 31. Nf2 Bc4 32. g4 a4 33. h4 Bf8 34. Be3 h5 35. gxf5 gxf5 36. Bxh5 a3 37. Bd1 Rd8 38. Bc2 a2 39. Bxf5+ Kg7 40. h5 a1Q 41. Ng4 Bd5+ 42. Kg3 Qe1+ 43. Bf2 Qc3+ 44. Kh2 Qf3 45. h6+ Kh8 0-1

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.12.10"]
[Round "13"]
[White "Levy, Louis"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "B60"]
[PlyCount "34"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bb5 Qa5 7. Bg5 Bd7 8. Nb3 Qd8 9. 0-0 h6 10. Bxf6 gxf6 11. Qh5 Qc8 12. f4 a6 13. Bc4 Nd8 14. Be2 Be6 15. Nd4 Qc5 16. Rad1 Rc8 17. f5 Bd7 1/2-1/2

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.12.09"]
[Round "15"]
[White "Pilnick, Carl"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "A49"]
[PlyCount "51"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 g6 5. d4 c5 6. Nc3 cxd4 7. Qxd4 Bg7 8. Rd1 Nc6 9. Qa4 h6 10. Nd4 g5 11. Nxc6 Bxc6 12. Qd4 0-0 13. Qd3 Bxg2 14. Kxg2 Qc7 15. e4 Rac8 16. Be3 Rfd8 17. h3 e6 18. Bd4 d5 19. e5 Nd7 20. f4 g4 21. Qd2 h5 22. Re1 Qc6 23. h4 f6 24. a3 fxe5 25. fxe5 Qc4 26. b3 1/2-1/2

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.12.07"]
[Round "12"]
[White "Seidman, Herbert"]
[Black "Gore, James"]
[Result "1-0"]
[ECO "B26"]
[PlyCount "49"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qc1 Qa5 8. Bd2 h5 9. Nd5 Qd8 10. c3 Nc6 11. f4 e6 12. Ne3 h4 13. Ne2 g5 14. Qc2 hxg3 15. hxg3 Rxh1+ 16. Bxh1 gxf4 17. Nxf4 Bd7 18. 0-0-0 b5 19. Rf1 Rb8 20. Qd1 Ne5 21. Ng4 Nxg4 22. Qxg4 Qf6 23. Qe2 Qe5 24. Nh5 Bf6 25. Qg4 1-0

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.12.06"]
[Round "2"]
[White "Collins, John William"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "A54"]
[PlyCount "120"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. g3 e5 5. Bg2 Be7 6. 0-0 0-0 7. d5 c6 8. Nc3 Qc7 9. e4 Nb6 10. Qe2 cxd5 11. cxd5 Bd7 12. Nh4 Rac8 13. Nf5 Nfxd5 14. Nxe7+ Nxe7 15. Rd1 f5 16. Bg5 Ng6 17. exf5 Rxf5 18. Be3 Rcf8 19. Rac1 Bc6 20. Nb5 Bxb5 21. Qxb5 Qe7 22. Be4 R5f6 23. Bg5 Kh8 24. Bxf6 Qxf6 25. Qe2 Ne7 26. Rc3 Qe6 27. b3 d5 28. Bg2 Nc6 29. Rcd3 e4 30. R3d2 Ne5 31. a4 a5 32. h3 h6 33. Qe3 Nf3+ 34. Bxf3 Rxf3 35. Qe1 Qxh3 36. Qf1 Qg4 37. Rd4 Rxb3 38. Rb1 Rxb1 39. Qxb1 Qe6 40. Qb3 Qc6 41. Qa3 Kg8 42. Qe7 Kh7 43. Qf8 Qe6 44. Qc5 e3 45. fxe3 Qxe3+ 46. Kg2 Qe2+ 47. Kh3 Qf1+ 48. Kh2 Qf2+ 49. Kh1 Nxa4 50. Qxd5 Nc3 51. Qe5 b5 52. Rd7 Qf3+ 53. Kh2 Qe4 54. Qxe4+ Nxe4 55. Rd5 Nc3 56. Rc5 b4 57. Rc4 Na2 58. Rc5 a4 59. Ra5 Nc3 60. Ra6 a3 0-1

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.12.05"]
[Round "14"]
[White "Seidman, Herbert"]
[Black "Hearst, Eliot Sanford"]
[Result "1/2-1/2"]
[ECO "C54"]
[PlyCount "38"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Nce7 11. 0-0 0-0 12. Rfe1 c6 13. Ne4 Qb6 14. Nd6 Qxb3 15. Bxb3 Rd8 16. Rxe7 Nxe7 17. Nxf7 Rf8 18. Nh6+ Kh8 19. Nf7+ Kg8 1/2-1/2

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.12.04"]
[Round "9"]
[White "Bernstein, Alexander"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "96"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 c5 4. d5 c4 5. Bxc4 Nxe4 6. Qd4 Nf6 7. Nf3 g6 8. 0-0 Bg7 9. Nc3 0-0 10. Ne4 Bf5 11. Nxf6+ Bxf6 12. Qd2 Qc7 13. Bd3 Bxd3 14. Qxd3 Rc8 15. c3 Qc4 16. Qxc4 Rxc4 17. Be3 Nd7 18. Nd2 Rc7 19. Rab1 b5 20. Ne4 Bg7 21. Rfd1 a5 22. Bd4 b4 23. Kf1 Rb8 24. Bxg7 Kxg7 25. cxb4 axb4 26. a3 Rc4 27. Ng3 Nf6 28. Ra1 Rc2 29. b3 bxa3 30. Rxa3 Rb5 31. Ne2 Rb2 32. Ra7 Rxd5 33. Nc3 Rf5 34. f3 Rg5 35. Rxe7 Rgxg2 36. Re2 Rgxe2 37. Nxe2 Rxb3 38. Kf2 d5 39. Nf4 Rb2+ 40. Kg3 Rb4 41. Rd2 g5 42. Ne2 Kg6 43. h4 Rb3 44. Kg2 h6 45. hxg5 hxg5 46. f4 g4 47. f5+ Kg5 48. Ng3 Rxg3+ 0-1

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.12.02"]
[Round "11"]
[White "Mednis, Edmar John"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "B73"]
[PlyCount "67"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. 0-0 0-0 9. Qd2 Ng4 10. Bxg4 Bxg4 11. Nd5 Be6 12. Nxe6 fxe6 13. Nf4 Qd7 14. c4 Rac8 15. Rac1 b6 16. b3 Rf7 17. c5 bxc5 18. Rxc5 Bh6 19. Rc2 e5 20. Ne2 Bxe3 21. Qxe3 Rcf8 22. f3 e6 23. Rfc1 Nd8 24. Rd2 Rg7 25. Qd3 Nf7 26. Qa6 g5 27. Ng3 h6 28. Rdc2 g4 29. Rc7 Qd8 30. fxg4 Rxg4 31. Qxa7 Qg5 32. Rf1 Rf4 33. Rcc1 h5 34. Ne2 0-1

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.12.01"]
[Round "5"]
[White "Seidman, Herbert"]
[Black "Drakert, William"]
[Result "1-0"]
[ECO "C77"]
[PlyCount "67"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 b5 6. Bb3 Nxe4 7. dxe5 Nc5 8. Bd5 Bb7 9. Be3 Ne6 10. 0-0 Be7 11. Nc3 0-0 12. Qe2 Na5 13. Rad1 Bxd5 14. Rxd5 Nc4 15. Rfd1 d6 16. exd6 Bxd6 17. Bc1 Re8 18. Ne4 Qe7 19. Nxd6 Nxd6 20. Qd3 Qf6 21. h3 Nf4 22. Bxf4 Qxf4 23. Qc3 Qc4 24. R1d3 Qxc3 25. Rxc3 Re7 26. Rc6 f6 27. Kf1 Nc4 28. b3 Na5 29. Rc3 Kf7 30. Nd4 Ke8 31. Nf5 Rf7 32. Re3+ Kf8 33. Re6 g6 34. Rxa6 1-0

[Event "Marshall CC-ch 5556"]
[Site "New York"]
[Date "1955.11.27"]
[Round "1"]
[White "Seidman, Herbert"]
[Black "Santasiere, Anthony Edward"]
[Result "1/2-1/2"]
[ECO "B16"]
[PlyCount "60"]
[EventDate "1955.11.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. d4 Bf5 7. Nh4 Be4 8. Bd3 Bxd3 9. Qxd3 e6 10. Bf4 Qa5+ 11. c3 Qa6 12. Qxa6 Nxa6 13. 0-0-0 0-0-0 14. Rhe1 Bd6 15. Bxd6 Rxd6 16. Re3 Rg8 17. Rg3 Rg5 18. Rxg5 fxg5 19. Nf3 Rd5 20. Re1 Kd7 21. Re3 Ke7 22. b4 Nc7 23. Ne5 f6 24. Nc4 Rd7 25. Kc2 Kf7 26. Kb3 Ne8 27. Rf3 Kg6 28. g3 g4 29. Rd3 h5 30. a4 Ng7 1/2-1/2

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.20"]
[Round "12"]
[White "Addison, William G"]
[Black "Seidman, Herbert"]
[Result "0-1"]
[ECO "D72"]
[PlyCount "48"]
[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 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5 0-0 9. 0-0 e6 10. Nec3 exd5 11. exd5 N8d7 12. a4 Nf6 13. Na3 Bg4 14. Qb3 Qd7 15. a5 Nc8 16. Be3 Bh3 17. Bxc5 Bxg2 18. Kxg2 Rd8 19. Rfd1 Ne7 20. Rd3 Nexd5 21. Rad1 Qc6 22. Nxd5 Qxc5 23. Qxb7 Rdb8 24. Qc6 Qxc6 0-1

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.19"]
[Round "11"]
[White "Seidman, Herbert"]
[Black "Dake, Arthur William"]
[Result "1/2-1/2"]
[ECO "B25"]
[PlyCount "113"]
[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. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 d6 6. 0-0 Bd7 7. d3 a6 8. Be3 b5 9. Qd2 Rc8 10. Nd1 Nd4 11. c3 Nxe2+ 12. Qxe2 Nf6 13. h3 0-0 14. f4 Bc6 15. Nf2 e6 16. d4 Nh5 17. Kh2 cxd4 18. cxd4 f5 19. e5 Bxg2 20. Kxg2 Rf7 21. a4 Bf8 22. Rfc1 Rxc1 23. Rxc1 dxe5 24. dxe5 Qd5+ 25. Qf3 Qxf3+ 26. Kxf3 bxa4 27. Rc8 h6 28. Ra8 Kh7 29. Rxa6 Rb7 30. Ra8 Bg7 31. Rxa4 Rxb2 32. g4 Nxf4 33. Kxf4 g5+ 34. Kf3 Rb3 35. Ke2 Bxe5 36. Ra6 Bg3 37. Rxe6 Bxf2 38. Bxf2 fxg4 39. hxg4 h5 40. gxh5 Rh3 41. Bd4 Rxh5 42. Kf3 Rh3+ 43. Ke4 Rh4+ 44. Kd5 Rf4 45. Be5 Rf3 46. Ra6 Rf1 47. Ke4 Rf7 48. Bf6 Kg6 49. Ke5 Rb7 50. Ke6 Rf7 51. Be5 Rf1 52. Ra2 Rf3 53. Rh2 Rf1 54. Rh8 Re1 55. Rh2 Re4 56. Kd5 Re1 57. Bc3 1/2-1/2

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.18"]
[Round "10"]
[White "Byrne, Donald"]
[Black "Seidman, Herbert"]
[Result "1-0"]
[ECO "D77"]
[PlyCount "63"]
[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 g6 3. g3 Bg7 4. Bg2 d5 5. Nc3 e6 6. Nf3 0-0 7. 0-0 b6 8. cxd5 exd5 9. Bg5 Bb7 10. Qd2 Nbd7 11. a4 Qe7 12. a5 c5 13. Rfd1 Qe6 14. Bh6 Rfd8 15. Bxg7 Kxg7 16. Qf4 bxa5 17. Rxa5 Ne4 18. dxc5 Ndxc5 19. Qe3 Rdc8 20. Ng5 Nxg5 21. Qxg5 d4 22. Bxb7 Nxb7 23. Re5 Qb3 24. Rxd4 Qxb2 25. Rf4 Rc6 26. Nd5 Rf8 27. Kg2 h6 28. Qe7 Nc5 29. Nc7 Qb7 30. Ne8+ Kg8 31. Nf6+ Kg7 32. Qxf8+ 1-0

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.17"]
[Round "9"]
[White "Seidman, Herbert"]
[Black "Henin, Charles"]
[Result "1-0"]
[ECO "B02"]
[PlyCount "103"]
[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 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 e6 5. Nf3 Be7 6. d4 0-0 7. 0-0 b6 8. Re1 Bb7 9. Nxd5 Bxd5 10. Bd3 Nd7 11. c4 Bb7 12. Bc2 Re8 13. Bf4 Bd6 14. Ne5 Nxe5 15. dxe5 Bb4 16. Bxh7+ Kxh7 17. Qh5+ Kg8 18. Red1 Qe7 19. a3 Rad8 20. axb4 Rxd1+ 21. Qxd1 Rd8 22. Qb3 Qh4 23. Qg3 Qxg3 24. hxg3 a6 25. f3 Rd3 26. b5 a5 27. Rc1 Rb3 28. Rd1 Rxb2 29. Rd8+ Kh7 30. Rb8 Bxf3 31. gxf3 Rc2 32. Ra8 Rxc4 33. Kf2 Rb4 34. Ra7 Rxb5 35. Rxc7 Kg6 36. Ra7 Rb2+ 37. Ke3 Rb3+ 38. Ke2 Ra3 39. Bc1 Ra2+ 40. Bd2 a4 41. Rb7 Rb2 42. Kd3 b5 43. Bc3 Rf2 44. Ke3 Rc2 45. Bd4 Rc8 46. Rxb5 Ra8 47. Rb7 f6 48. exf6 gxf6 49. Ra7 Rxa7 50. Bxa7 e5 51. Bc5 f5 52. Ba3 1-0

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.16"]
[Round "8"]
[White "Levy, Louis"]
[Black "Seidman, Herbert"]
[Result "1/2-1/2"]
[ECO "B45"]
[PlyCount "67"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. Bd3 dxe4 10. Nxe4 Nxe4 11. Bxe4 Qxd1+ 12. Kxd1 0-0 13. Be3 e5 14. Ke2 Be6 15. Rhd1 f5 16. Bxc6 bxc6 17. f4 exf4 18. Bxf4 Bd5 19. Kf2 h6 20. h4 Rfe8 21. Rd4 Kf7 22. c4 Re4 23. Rxe4 Bxe4 24. Rd1 g5 25. hxg5 hxg5 26. Be5 Ke6 27. Bc3 Re8 28. Rh1 f4 29. Rh8 Re7 30. Rg8 Kf5 31. Rg7 Re6 32. Rxa7 Bd3 33. Ra5+ Kg4 34. Re5 1/2-1/2

[Event "US Open-56"]
[Site "Long Beach"]
[Date "1955.08.15"]
[Round "7"]
[White "Seidman, Herbert"]
[Black "Evans, Larry Melvyn"]
[Result "1/2-1/2"]
[ECO "B71"]
[PlyCount "66"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f4 Bg4 7. Nf3 g6 8. h3 Bxf3 9. Qxf3 Bg7 10. Be3 0-0 11. Be2 Nd7 12. Rd1 Qa5 13. h4 h5 14. e5 Nb6 15. exd6 exd6 16. 0-0 Qb4 17. Nb5 Qxb2 18. c3 Qxa2 19. Nxd6 Rad8 20. Nxb7 Rxd1 21. Rxd1 Na5 22. Nd6 Rd8 23. f5 Nbc4 24. fxg6 Nxd6 25. Rxd6 Rxd6 26. Qa8+ Bf8 27. Bh6 Rxg6 28. Qxf8+ Kh7 29. Bg5 Qxe2 30. Qxf7+ Rg7 31. Qf5+ Kg8 32. Qc8+ Kh7 33. Qf5+ Kg8 1/2-1/2

