[Event "US Open-88"]
[Site "Portland"]
[Date "1987.08.09"]
[Round "7"]
[White "Hudson, John A"]
[Black "Kopec, Danny"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2214"]
[BlackElo "2420"]
[PlyCount "46"]
[EventDate "1987.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. b3 d6 4. Bb2 e5 5. Bc4 Be7 6. Nc3 Nf6 7. Qe2 Be6 8. 0-0 0-0 9. Nd5 a6 10. c3 b5 11. Nxf6+ Bxf6 12. Bd5 Bxd5 13. exd5 Ne7 14. Qe4 Qd7 15. d3 Ng6 16. Bc1 Bd8 17. a4 f5 18. Qe2 b4 19. c4 Bf6 20. Ng5 Bxg5 21. Bxg5 f4 22. h4 h6 23. h5 f3 0-1

[Event "US Open-88"]
[Site "Portland"]
[Date "1987.08.07"]
[Round "6"]
[White "Lakdawala, Jimmy"]
[Black "Hudson, John A"]
[Result "1/2-1/2"]
[ECO "C17"]
[WhiteElo "2358"]
[BlackElo "2214"]
[PlyCount "96"]
[EventDate "1987.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 0-0 8. f4 b6 9. Nf3 Ba6 10. c3 Nbc6 11. h4 c4 12. Nd6 Nc8 13. Nxc8 Bxc8 14. Qc2 f6 15. Be2 Bd7 16. h5 fxe5 17. fxe5 Qe7 18. Rh3 b5 19. Rg3 b4 20. Qd2 bxc3 21. bxc3 Rab8 22. Bd1 Qf7 23. Bc2 Qf4 24. Qxf4 Rxf4 25. 0-0-0 Ne7 26. Rh3 h6 27. Rf1 Rbf8 28. Kd2 Rb8 29. Rb1 Rff8 30. Rhh1 Rb6 31. Rhf1 Rfb8 32. g4 Rxb1 33. Rxb1 Rxb1 34. Bxb1 Be8 35. Nh4 g6 36. hxg6 Kg7 37. Bc2 Bxg6 38. Ba4 Be4 39. Ke3 Ng6 40. Nxg6 Bxg6 41. Kf4 Kf7 42. Bd7 Ke7 43. Bc8 Bb1 44. a3 Bg6 45. g5 hxg5+ 46. Kxg5 Be8 47. Kh6 Ba4 48. Kg7 Be8 1/2-1/2

[Event "US Open-88"]
[Site "Portland"]
[Date "1987.08.06"]
[Round "5"]
[White "Hudson, John A"]
[Black "Waxman, Joseph L"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "2214"]
[BlackElo "2237"]
[PlyCount "40"]
[EventDate "1987.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 g6 2. Bc4 Bg7 3. Nf3 c5 4. d4 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. 0-0 d6 8. Qf3 Nf6 9. e5 dxe5 10. Qxc6+ Bd7 11. Qf3 0-0 12. Nc3 Qc7 13. Bb3 Bc6 14. Qe2 Qb7 15. f3 Nh5 16. Be3 Nf4 17. Bxf4 exf4 18. Rad1 Qb6+ 19. Kh1 Qc5 20. Nd5 Bxd5 1/2-1/2

[Event "US Open-88"]
[Site "Portland"]
[Date "1987.08.03"]
[Round "2"]
[White "Wright, James A"]
[Black "Hudson, John A"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1974"]
[BlackElo "2214"]
[PlyCount "106"]
[EventDate "1987.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 Qb4 12. a3 Qxd2+ 13. Nxd2 f6 14. exf6 Nxf6 15. Nf3 0-0 16. 0-0 Bd7 17. Rac1 Nh5 18. Ne5 Nxe5 19. dxe5 Nf4 20. Nxf4 Rxf4 21. Rc7 Bc6 22. Re7 Rd4 23. Bb1 Re8 24. Rxe8+ Bxe8 25. Re1 a5 26. g3 Rd2 27. b4 axb4 28. axb4 Rb2 29. Kg2 Rxb4 30. Bd3 Rb3 31. Bf1 Bc6 32. f4 Rb2+ 33. Re2 Rb1 34. Rd2 g6 35. Kf2 Ra1 36. Rb2 d4 37. Bg2 Rc1 38. Bxc6 bxc6 39. Rb7 c5 40. Re7 d3 41. Ke3 c4 42. Rd7 Re1+ 43. Kd2 Re2+ 44. Kd1 Rxh2 45. Rd4 Rc2 46. g4 h5 47. gxh5 gxh5 48. Ke1 h4 49. f5 exf5 50. Rxh4 Re2+ 51. Kd1 c3 52. Rc4 c2+ 53. Kc1 Re1+ 0-1

[Event "US Open-87"]
[Site "Somerset"]
[Date "1986.??.??"]
[Round "3"]
[White "Bonin, Jay R"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2385"]
[PlyCount "71"]
[EventDate "1986.08.03"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 d6 7. d5 exd5 8. Nh4 c6 9. cxd5 0-0 10. dxc6 Bxc6 11. Nf5 Bxg2 12. Kxg2 Qd7 13. e4 Nc6 14. Nc3 Qe6 15. Re1 Rfd8 16. b3 Bf8 17. Bg5 Rd7 18. Rc1 Rc8 19. Bxf6 Qxf6 20. Nd5 Qd8 21. Re3 Ne5 22. Rxc8 Qxc8 23. Rc3 Qa6 24. Qc2 Rd8 25. f4 Nd7 26. Rc7 Nc5 27. e5 Nd3 28. Qe2 dxe5 29. Qh5 Qxa2+ 30. Kh3 Nxf4+ 31. gxf4 Qxb3+ 32. Nfe3 g6 33. Nf6+ Kg7 34. Qxe5 Rd3 35. Nfd5+ Kg8 36. Kh4 1-0

[Event "US Open-87"]
[Site "Somerset"]
[Date "1986.??.??"]
[Round "4"]
[White "Hudson, John A"]
[Black "Gross, Benjamin"]
[Result "1-0"]
[ECO "C66"]
[PlyCount "35"]
[EventDate "1986.08.03"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. Nc3 d6 6. d4 exd4 7. Nxd4 Bd7 8. 0-0 Nf6 9. Qf3 Be7 10. e5 dxe5 11. Nxc6 e4 12. Nxe4 Bxc6 13. Nxf6+ Bxf6 14. Qxc6+ Kf8 15. Bf4 Rc8 16. Rfe1 Bxb2 17. Rad1 Qf6 18. Bd6+ 1-0

[Event "US Open-87"]
[Site "Somerset"]
[Date "1986.??.??"]
[Round "7"]
[White "Kelleher, William"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "C06"]
[PlyCount "95"]
[EventDate "1986.08.03"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 cxd4 8. cxd4 Qb6 9. 0-0 Nxd4 10. Nxd4 Qxd4 11. Nf3 Qb6 12. Qe2 h6 13. Be3 Bc5 14. Bf4 g5 15. Bg3 Be7 16. Rac1 Nc5 17. Bb1 Bd7 18. Rfd1 Bb5 19. Qc2 Ne4 20. Nd4 Bd7 21. Qe2 Nxg3 22. hxg3 h5 23. Rc3 Bb4 24. Rc2 h4 25. g4 Bc5 26. Nf3 Be7 27. Rdc1 Qb4 28. Ne1 Bc6 29. a3 Qb6 30. Nf3 h3 31. gxh3 Rxh3 32. Kg2 Rh8 33. Qd2 d4 34. Qe2 Qb3 35. Rxc6 bxc6 36. Rxc6 Rd8 37. Bd3 Kf8 38. Rc7 Rb8 39. Rxa7 Qxb2 40. Qe4 Qc1 41. Bf1 Rb1 42. Nd2 Qxd2 43. Ra8+ Kg7 44. Rxh8 Kxh8 45. Bd3 Qxd3 46. Qxd3 Rb8 47. Qxd4 Bxa3 48. Qa7 1-0

[Event "US Open-84"]
[Site "Pasadena"]
[Date "1983.08.17"]
[Round "10"]
[White "McClintock, Doug"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "E12"]
[PlyCount "47"]
[EventDate "1983.08.07"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Be7 6. d5 exd5 7. cxd5 0-0 8. g3 a5 9. Bg2 Bc5 10. 0-0 Re8 11. Nh4 Ba6 12. h3 b5 13. Bg5 d6 14. Ne4 Nbd7 15. Bxf6 Nxf6 16. Nxc5 dxc5 17. Rc1 b4 18. Re1 Nd7 19. d6 Ra7 20. Rc2 cxd6 21. Rd2 Ne5 22. Rxd6 Qb8 23. Qd5 Nc4 24. Rxa6 1-0

[Event "US Open-84"]
[Site "Pasadena"]
[Date "1983.08.15"]
[Round "8"]
[White "Hudson, John A"]
[Black "Yee, Karl Y"]
[Result "0-1"]
[ECO "A80"]
[BlackElo "2275"]
[PlyCount "116"]
[EventDate "1983.08.07"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 d5 3. Nf3 Nf6 4. Bf4 e6 5. e3 Be7 6. Nb5 Na6 7. c4 0-0 8. Rc1 c6 9. Nc3 Nc7 10. c5 Nce8 11. Be2 Nd7 12. h4 Bf6 13. b4 Qe7 14. Be5 b6 15. Na4 a5 16. bxa5 Rxa5 17. Nxb6 Nxb6 18. cxb6 Bb7 19. Qb3 Bxe5 20. Nxe5 c5 21. Rxc5 Rxc5 22. dxc5 Qxc5 23. 0-0 Nf6 24. Nd3 Qd6 25. Qb4 Qxb4 26. Nxb4 Nd7 27. Rb1 Ra8 28. Rb2 Kf7 29. Bb5 Nxb6 30. Nc6 Nc4 31. Bxc4 Bxc6 32. Bb3 Ke7 33. Rc2 Kd6 34. f4 Ba4 35. Bxa4 Rxa4 36. Kf2 e5 37. fxe5+ Kxe5 38. g3 g6 39. Kf3 h6 40. Rc8 g5 41. hxg5 hxg5 42. Re8+ Kf6 43. Rf8+ Ke6 44. Re8+ Kf7 45. Re5 g4+ 46. Ke2 Rxa2+ 47. Kd3 Kf6 48. Rxd5 Rg2 49. e4 Rxg3+ 50. Kd4 fxe4 51. Kxe4 Rf3 52. Ra5 Rf1 53. Ra8 Kg5 54. Ke3 g3 55. Ke2 Rf2+ 56. Ke3 Kg4 57. Rh8 Rf7 58. Ke2 g2 0-1

[Event "US Open-84"]
[Site "Pasadena"]
[Date "1983.08.10"]
[Round "4"]
[White "Meyer, John C"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "E17"]
[PlyCount "71"]
[EventDate "1983.08.07"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. b3 d6 8. Bb2 Nbd7 9. Nc3 Ne4 10. d5 Nxc3 11. Bxc3 e5 12. e4 Bc8 13. Ne1 f5 14. exf5 Rxf5 15. Nd3 Rb8 16. Nb4 Bb7 17. Nc6 Bxc6 18. dxc6 Nf8 19. Qd5+ Kh8 20. f4 Ng6 21. Be4 Rf6 22. Rae1 Qe8 23. b4 Bf8 24. b5 a6 25. Bxg6 Qxg6 26. fxe5 dxe5 27. Bxe5 Bc5+ 28. Kh1 Rxf1+ 29. Rxf1 axb5 30. cxb5 Qg5 31. Qe6 Qe3 32. Bxg7+ Kxg7 33. Rf7+ Kg8 34. Qxe3 Bxe3 35. Rxc7 Bc5 36. Rd7 1-0

[Event "US Open-83"]
[Site "St Paul"]
[Date "1982.08.15"]
[Round "7"]
[White "Baczynskyj, Boris"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2355"]
[PlyCount "95"]
[EventDate "1982.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Qg4 g6 6. Nf3 f5 7. Qf4 Bd7 8. Bd2 cxd4 9. Nxd4 Bf8 10. 0-0-0 Nc6 11. Nxd5 Bh6 12. Nf6+ Qxf6 13. exf6 Bxf4 14. Bxf4 Nxf6 15. Bc4 Kf7 16. Nb5 Na5 17. Nd6+ Ke7 18. Be2 Nd5 19. Be5 Rhd8 20. c4 Nb6 21. Bc3 Ba4 22. b3 Rxd6 23. Bb4 Naxc4 24. bxa4 Rc8 25. Kb1 a5 26. Bxd6+ Nxd6 27. Bb5 Ne4 28. Rc1 Nxf2 29. Rxc8 Nxc8 30. Rc1 Kd8 31. Bc4 e5 32. Be6 Nd6 33. Bg8 e4 34. Bxh7 g5 35. Kc2 e3 36. Re1 f4 37. Kc3 Ke7 38. Kd4 Kf6 39. Rb1 g4 40. Re1 Nf7 41. Be4 b6 42. g3 Ng5 43. Bd5 Nf3+ 44. Bxf3 gxf3 45. gxf4 Nd1 46. Rxe3 f2 47. Rf3 Kf5 48. h3 1-0

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "4"]
[White "Bisguier, Arthur Bernard"]
[Black "Hudson, John A"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2440"]
[PlyCount "51"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. Nc3 Bb7 5. Bf4 Bb4 6. e3 0-0 7. Bd3 d6 8. Qc2 Nbd7 9. 0-0-0 Bxc3 10. Qxc3 Be4 11. h4 d5 12. Bxe4 Nxe4 13. Qc2 Ndf6 14. Ng5 h6 15. Nxe4 Nxe4 16. f3 Nf6 17. e4 Rc8 18. cxd5 exd5 19. Kb1 dxe4 20. fxe4 Qe7 21. Rhe1 Rfe8 22. e5 Nd5 23. Qe4 Qe6 24. Bc1 c5 25. dxc5 Rxc5 26. Rd4 1/2-1/2

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "8"]
[White "Gross, Benjamin"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "D03"]
[PlyCount "77"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Bg5 d5 4. e3 Nbd7 5. Bd3 c5 6. c3 Bd6 7. Nbd2 h6 8. Bh4 cxd4 9. exd4 Qb6 10. Rb1 0-0 11. 0-0 Bf4 12. Re1 Re8 13. Ne5 g5 14. Bg3 Nxe5 15. dxe5 Bxg3 16. hxg3 Nd7 17. Qh5 Kg7 18. Nf3 Qd8 19. Nh2 Rh8 20. Ng4 Qe8 21. Re3 f5 22. exf6+ Nxf6 23. Nxf6 Kxf6 24. Qf3+ Kg7 25. Rbe1 Bd7 26. Re5 Qf7 27. Qe3 Qf6 28. Qd4 Rhf8 29. f3 Kg8 30. c4 Bc6 31. Qg4 dxc4 32. Rxe6 cxd3 33. Rxf6 Rxf6 34. Qc4+ Kg7 35. Qxd3 a6 36. Re7+ Rf7 37. Qd4+ Kg8 38. Re6 Kh7 39. Qd3+ 1-0

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "5"]
[White "Hudson, John A"]
[Black "Grefe, John Alan"]
[Result "0-1"]
[ECO "B86"]
[BlackElo "2410"]
[PlyCount "84"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[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. Bc4 e6 4. Nc3 Nf6 5. d4 cxd4 6. Nxd4 Be7 7. 0-0 0-0 8. Be3 b6 9. f3 Bb7 10. Rf2 Nbd7 11. Rd2 a6 12. a4 Ne5 13. Be2 Qc7 14. Qf1 Rfc8 15. Rad1 h6 16. Qf2 Bf8 17. Nb3 Ned7 18. Bf4 Ne5 19. Be3 Ned7 20. Bf4 Ne8 21. Qg3 Kh8 22. Qf2 Rd8 23. Be3 Be7 24. f4 Nef6 25. Bf3 Rab8 26. g4 Ba8 27. Qg2 Nh7 28. Qh3 b5 29. axb5 axb5 30. Nd4 b4 31. Nce2 e5 32. Nf5 exf4 33. Bxf4 Ne5 34. Bxe5 dxe5 35. Nxe7 Qxe7 36. Ng3 Ng5 37. Qf1 Qa7+ 38. Kh1 Rxd2 39. Rxd2 Qa2 40. b3 Rc8 41. Qe2 Qb1+ 42. Nf1 Nxf3 0-1

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "6"]
[White "Saylor, Mark"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "43"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nbd7 5. g3 dxe4 6. dxe4 b6 7. e5 Ng4 8. Bg2 Ba6 9. c4 Bc5 10. 0-0 0-0 11. Qe2 Rb8 12. Ne4 Be7 13. Rd1 Qe8 14. Bf4 Nc5 15. Nd4 f5 16. exf6 Nxf6 17. Ng5 Bd6 18. Bxd6 cxd6 19. b4 h6 20. bxc5 hxg5 21. cxd6 Rc8 22. Qxe6+ 1-0

[Event "US Open-77"]
[Site "Fairfax"]
[Date "1976.08.20"]
[Round "6"]
[White "Watson, John L"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "A50"]
[PlyCount "43"]
[EventDate "1976.08.15"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 e6 4. e4 Bb7 5. f3 d5 6. cxd5 exd5 7. e5 Nfd7 8. f4 c5 9. Nf3 cxd4 10. Nb5 Nc6 11. Nbxd4 Nxd4 12. Nxd4 Bc5 13. Be3 0-0 14. Bd3 Bxd4 15. Bxd4 Nc5 16. 0-0 Ne6 17. f5 Nxd4 18. f6 g6 19. Qd2 Qc7 20. Qh6 Ne6 21. Rf5 Qc5+ 22. Kh1 1-0

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.23"]
[Round "12"]
[White "Hudson, John A"]
[Black "Pader, Douglas"]
[Result "1-0"]
[ECO "A43"]
[PlyCount "81"]
[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. d4 Nf6 2. Nc3 c5 3. d5 d6 4. Bg5 Nbd7 5. e4 g6 6. Nf3 Bg7 7. Bd3 a6 8. a4 h6 9. Bd2 0-0 10. 0-0 Qc7 11. b3 b6 12. h3 Bb7 13. Qe2 Nh5 14. g4 Nf4 15. Bxf4 Bxc3 16. Bxh6 Bxa1 17. Bxf8 Nxf8 18. Rxa1 e5 19. Qe3 Kg7 20. Nh2 Qe7 21. f4 exf4 22. Qxf4 Nd7 23. Nf3 Qf6 24. Qxf6+ Kxf6 25. Rf1 Kg7 26. Kh2 Re8 27. Kg3 Ne5 28. Nxe5 Rxe5 29. h4 Bc8 30. g5 Kf8 31. Rf6 Ke7 32. Kf4 Bb7 33. c3 Bc8 34. Be2 Bf5 35. Bf3 Bd7 36. h5 gxh5 37. Bxh5 Be8 38. Be2 b5 39. axb5 Bxb5 40. Bxb5 axb5 41. Rf5 1-0

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "8"]
[White "Hudson, John A"]
[Black "Demos, James C"]
[Result "1/2-1/2"]
[ECO "B50"]
[PlyCount "111"]
[EventDate "1973.08.12"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. Nc3 a6 5. a4 Nf6 6. Qe2 Nc6 7. d3 Be7 8. Bg5 Ng4 9. Bxe7 Qxe7 10. Rd1 Nge5 11. Nxe5 dxe5 12. 0-0 0-0 13. Qh5 Qf6 14. Ne2 Nd4 15. Nxd4 cxd4 16. g3 g6 17. Qe2 Qg5 18. h4 Qe7 19. h5 Qg5 20. hxg6 hxg6 21. Kg2 Bd7 22. Bb3 Kg7 23. Qd2 Qxd2 24. Rxd2 Rh8 25. Rdd1 Rac8 26. Rh1 Rxh1 27. Rxh1 Rc5 28. Ra1 Ra5 29. Ra2 g5 30. g4 b6 31. f3 Kf6 32. Kf2 Ke7 33. Ke2 Rc5 34. Ra1 Kf6 35. Kd2 Kg7 36. c3 Rc8 37. a5 b5 38. Rc1 Kf6 39. c4 Rh8 40. Bd1 Rh2+ 41. Be2 Rg2 42. c5 Bc6 43. Rh1 Kg7 44. Ke1 f5 45. gxf5 exf5 46. Kf1 Rg3 47. Kf2 f4 48. Rg1 Rxg1 49. Kxg1 Kf7 50. b4 Bd7 51. Kh2 Ke7 52. Bf1 g4 53. fxg4 Bxg4 54. Kg2 Kd7 55. Kf2 Kc6 56. Ke1 1/2-1/2

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "6"]
[White "Hudson, John A"]
[Black "Krystall, Danny"]
[Result "1/2-1/2"]
[ECO "B88"]
[PlyCount "102"]
[EventDate "1973.08.12"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. Nc3 Nf6 5. d4 cxd4 6. Nxd4 e6 7. 0-0 Be7 8. Be3 0-0 9. f4 a6 10. Qf3 Nxd4 11. Bxd4 Qc7 12. Bd3 e5 13. fxe5 dxe5 14. Qg3 Bc5 15. Bxc5 Qxc5+ 16. Kh1 Qe7 17. Bc4 b5 18. Nd5 Nxd5 19. Bxd5 Bb7 20. Rad1 Bxd5 21. Rxd5 f6 22. Rfd1 Rad8 23. h3 h6 24. Qb3 Kh7 25. a4 b4 26. Qd3 Rxd5 27. exd5+ e4 28. Qxa6 Qc5 29. Qe2 f5 30. d6 Rd8 31. Qb5 Qxc2 32. Qxf5+ Kh8 33. Re1 Qxa4 34. Qxe4 Rxd6 35. Qe8+ Qxe8 36. Rxe8+ Kh7 37. Re4 Rb6 38. Kg1 g5 39. Kf2 Kg6 40. Ke3 Kf5 41. g4+ Kf6 42. Kd3 Rd6+ 43. Kc2 Rc6+ 44. Kb3 Rd6 45. Kc4 Rd2 46. b3 Rf2 47. Kxb4 Rf3 48. Kc4 Rxh3 49. b4 h5 50. b5 hxg4 51. Rxg4 Rh4 1/2-1/2

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "10"]
[White "Hudson, John A"]
[Black "Tomas, John"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "46"]
[EventDate "1973.08.12"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Bc4 d6 4. Qf3 Nf6 5. h3 Nc6 6. Ne2 0-0 7. Nbc3 Nd7 8. Be3 e5 9. 0-0-0 a6 10. h4 exd4 11. Nxd4 Nce5 12. Qe2 Nxc4 13. Qxc4 Ne5 14. Qe2 c6 15. h5 b5 16. hxg6 hxg6 17. f3 b4 18. Na4 Qa5 19. b3 c5 20. Bh6 cxd4 21. Bxg7 Kxg7 22. Qd2 Bd7 23. Qxd4 Bxa4 0-1

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "7"]
[White "Lapiken, Peter Petrovich"]
[Black "Hudson, John A"]
[Result "1/2-1/2"]
[ECO "C00"]
[PlyCount "46"]
[EventDate "1973.08.12"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 b6 5. Bg2 Bb7 6. Nh3 dxe4 7. dxe4 Nbd7 8. 0-0 Nc5 9. Qe2 Ba6 10. c4 Qd3 11. Qxd3 Nxd3 12. e5 0-0-0 13. exf6 Nxc1 14. Raxc1 Rxd2 15. Ng5 gxf6 16. Nxf7 Rg8 17. Rfd1 Rxd1+ 18. Rxd1 Bg7 19. b3 Rf8 20. Bh3 Re8 21. Kf1 Kb8 22. Rd8+ Rxd8 23. Nxd8 e5 1/2-1/2

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "2"]
[White "Bersbach, Emil"]
[Black "Hudson, John A"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "66"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. f4 d5 2. e3 Nf6 3. Nf3 Nc6 4. d4 Bg4 5. Nbd2 e6 6. c3 a6 7. Bd3 Bd6 8. 0-0 Ne7 9. h3 Bf5 10. Bxf5 Nxf5 11. Qe1 h5 12. Ne5 c6 13. g4 hxg4 14. hxg4 Bxe5 15. gxf5 Bc7 16. fxe6 fxe6 17. Qg3 g5 18. Nf3 gxf4 19. Qg6+ Kd7 20. Qf7+ Qe7 21. Qxe7+ Kxe7 22. exf4 Ne4 23. Ng5 Rag8 24. Kg2 Bxf4 25. Bxf4 Nxg5 26. Rh1 Nh3+ 27. Kf3 Nxf4 28. Kxf4 Rf8+ 29. Ke3 Rhg8 30. Rh7+ Kd6 31. Rxb7 Rg3+ 32. Ke2 Rg2+ 33. Ke3 Rgf2 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "10"]
[White "Crane, Ben"]
[Black "Hudson, John A"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "62"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 dxe4 5. dxe4 Bc5 6. Bd3 Nc6 7. 0-0 Bd7 8. c3 a6 9. e5 Nd5 10. Ne4 Ba7 11. Qe2 h6 12. Rd1 Qe7 13. Bc4 0-0-0 14. b4 g5 15. h3 f5 16. exf6 Nxf6 17. a4 g4 18. hxg4 Nxg4 19. b5 Na5 20. bxa6 Bc6 21. axb7+ Kb8 22. Rxd8+ Rxd8 23. Ba3 Qg7 24. Kf1 Bxe4 25. Qxe4 Qxc3 26. Rb1 Nxc4 27. Qxg4 Qd3+ 28. Kg1 Qxb1+ 29. Kh2 Nxa3 30. Qxe6 Qb6 31. Qe7 Qd6+ 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "11"]
[White "Hudson, John A"]
[Black "Harshbarger, Robert"]
[Result "1-0"]
[ECO "B34"]
[PlyCount "41"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. f3 Qa5 8. Nb3 Qh5 9. Qd2 a5 10. g4 Qe5 11. Bf4 Nxe4 12. fxe4 Qe6 13. Nc5 Qxg4 14. Be2 Qh4+ 15. Bg3 Qh3 16. Nd5 0-0 17. c3 d6 18. Nd3 b5 19. Nf2 Qd7 20. Bxb5 Rb8 21. Bxc6 1-0

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "7"]
[White "Hudson, John A"]
[Black "Reynolds, Robert I"]
[Result "0-1"]
[ECO "B29"]
[PlyCount "100"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Ne4 f5 6. Nc3 Nxc3 7. dxc3 Nc6 8. Bb5 Be7 9. Qe2 Qc7 10. Bf4 a6 11. Bd3 Nd8 12. Bg5 Bxg5 13. Nxg5 b5 14. c4 Nc6 15. f4 0-0 16. Qh5 h6 17. h4 d6 18. 0-0-0 dxe5 19. Qg6 hxg5 20. hxg5 e4 21. Rh4 Rf7 22. Qh7+ Kf8 23. g6 exd3 24. Qh8+ Ke7 25. gxf7 Kxf7 26. Qh5+ Kf8 27. Rxd3 Qf7 28. Qg5 Qf6 29. Rh8+ Ke7 30. Qh5 Bb7 31. Rxa8 Bxa8 32. cxb5 axb5 33. Qh8 Bb7 34. Rg3 Kf7 35. Qh5+ g6 36. Qh7+ Qg7 37. Qh4 e5 38. Rd3 Ke6 39. Qe1 e4 40. Ra3 Qd4 41. Rg3 Ne7 42. c3 Qa4 43. Kb1 Bd5 44. b3 Qa7 45. Qe3 Qc7 46. Kb2 b4 47. c4 Bb7 48. Rh3 Nc6 49. Kc2 Qd6 50. Rh1 Nd4+ 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "12"]
[White "Jones, Charles"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "C06"]
[PlyCount "113"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 Qb4 12. Rc1 Qxd2+ 13. Nxd2 Nb6 14. 0-0 Bd7 15. a3 Rc8 16. Nb3 Ke7 17. Nc5 Rc7 18. Rc3 Rhc8 19. Rfc1 Nd8 20. b3 Na8 21. f4 g6 22. Kf2 b6 23. Na6 Rxc3 24. Nxc3 Nb7 25. b4 Nd8 26. Ke3 Ke8 27. Rc2 Ke7 28. g4 Nc6 29. f5 f6 30. exf6+ Kxf6 31. fxg6 hxg6 32. h4 Kg7 33. Ne2 e5 34. dxe5 Nxe5 35. Rxc8 Bxc8 36. Bb5 Nxg4+ 37. Kf4 Nf6 38. Nd4 Ne4 39. Nc6 Bxa6 40. Bxa6 Nc7 41. Bd3 a6 42. Ne7 Kf6 43. Nxd5+ Nxd5+ 44. Kxe4 Nc7 45. Kf4 Ne6+ 46. Ke4 Nc7 47. Be2 Ke6 48. a4 a5 49. bxa5 bxa5 50. Bc4+ Kd6 51. Kf4 Kc5 52. Bf7 Kd6 53. Kg5 Ke7 54. Kxg6 Na6 55. h5 Nc5 56. h6 Nd7 57. Bb3 1-0

[Event "US Open-65"]
[Site "Boston"]
[Date "1964.08.??"]
[Round "?"]
[White "Hudson, John A"]
[Black "Loos, T."]
[Result "1-0"]
[ECO "B17"]
[PlyCount "45"]
[EventDate "1964.08.17"]
[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. Nc3 d5 3. d4 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 Bd6 8. Qe2 0-0 9. 0-0 Re8 10. Bg5 Qc7 11. Rae1 b6 12. Ne5 Bb7 13. Nh5 Bxe5 14. dxe5 Nxh5 15. Qxh5 Nf8 16. Re3 c5 17. Rfe1 c4 18. Bxh7+ Nxh7 19. Rh3 f5 20. Qxh7+ Kf7 21. Qh5+ Kg8 22. Qg6 Qf7 23. Rh8+ 1-0

[Event "US Open-59"]
[Site "Rochester"]
[Date "1958.08.16"]
[Round "12"]
[White "Hudson, John A"]
[Black "Steinmeyer, Robert H"]
[Result "0-1"]
[ECO "B76"]
[PlyCount "134"]
[EventDate "1958.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 g6 7. f3 Bg7 8. Qd2 0-0 9. g4 Be6 10. h4 d5 11. 0-0-0 Nxd4 12. Bxd4 dxe4 13. h5 Qc7 14. hxg6 fxg6 15. Qe3 Rac8 16. Rd2 Rf7 17. Bh3 Qg3 18. Bxf6 exf6 19. Nxe4 Qe5 20. f4 Qa5 21. Nd6 Qxa2 22. Qa3 Qxa3 23. bxa3 Rc3 24. Nxf7 Kxf7 25. f5 Bc8 26. Rd3 Rc5 27. Rf1 b6 28. Kd1 Rc7 29. Re1 Bf8 30. Bg2 gxf5 31. gxf5 Bxf5 32. Bd5+ Kg7 33. Rg1+ Bg6 34. Be4 Bc5 35. Rg2 Re7 36. Bf5 Kf7 37. Rf3 Re5 38. Bxg6+ hxg6 39. Rd3 a5 40. Re2 Rxe2 41. Kxe2 Ke6 42. a4 f5 43. Rg3 Kf6 44. Rd3 g5 45. Rd8 g4 46. Rg8 Ke5 47. Kf1 Kf4 48. Kg2 Ke3 49. Rg5 Ke4 50. Rg8 Bd4 51. Rg6 Be5 52. c4 Bd4 53. Rg8 Be3 54. Kg3 Kd3 55. Rf8 f4+ 56. Kxg4 Kc3 57. Kf3 Kb4 58. Ke2 Kxa4 59. Kd3 Kb3 60. Rf5 Kb2 61. Rb5+ Kc1 62. Rh5 a4 63. Rh2 a3 64. Rc2+ Kb1 65. Kc3 f3 66. Rh2 f2 67. Rh1+ Bc1 0-1

[Event "US Open-59"]
[Site "Rochester"]
[Date "1958.08.12"]
[Round "9"]
[White "Lapiken, Peter Petrovich"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "B20"]
[PlyCount "75"]
[EventDate "1958.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. g3 d5 4. Bg2 Nf6 5. exd5 Nxd5 6. 0-0 Nf6 7. d3 Bg4 8. f3 Bd7 9. Be3 e5 10. f4 exf4 11. Nxf4 Be7 12. h3 0-0 13. Nc3 a6 14. a4 Rb8 15. Qd2 Nb4 16. Qf2 Bc6 17. Ne4 Re8 18. Bxc5 Bxe4 19. dxe4 Qc7 20. Bxe7 Rxe7 21. c3 Nc6 22. Nd5 Nxd5 23. exd5 Ne5 24. Rad1 Rd8 25. Rd4 Rd6 26. Rfd1 Red7 27. Kh1 f6 28. Be4 g6 29. Bg2 Kg7 30. Rf4 a5 31. Qd4 b6 32. b4 Rd8 33. bxa5 bxa5 34. c4 Rc8 35. Bf1 Nd7 36. Rb1 Nc5 37. Rb5 Ne6 38. Qxf6+ 1-0

[Event "US Open-59"]
[Site "Rochester"]
[Date "1958.08.11"]
[Round "8"]
[White "Hudson, John A"]
[Black "Di Camillo, Attilio"]
[Result "1/2-1/2"]
[ECO "B34"]
[PlyCount "92"]
[EventDate "1958.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Nf6 6. Nc3 Bg7 7. Be2 0-0 8. 0-0 d5 9. Bf3 dxe4 10. Nxc6 bxc6 11. Nxe4 Qc7 12. Qc1 Nxe4 13. Bxe4 Rb8 14. c3 c5 15. Rb1 Be6 16. Bf4 Be5 17. Bxe5 Qxe5 18. Re1 Qc7 19. b3 Rb6 20. Qh6 f5 21. Bf3 Bf7 22. Rbd1 Rd8 23. Rxd8+ Qxd8 24. Qg5 Re6 25. Rxe6 Bxe6 26. Qe3 Qd6 27. b4 Bxa2 28. bxc5 Qb8 29. g4 fxg4 30. Bxg4 Qb1+ 31. Kg2 Bd5+ 32. f3 Qa2+ 33. Kg3 h5 34. Bh3 h4+ 35. Kxh4 Qxh2 36. f4 Kf7 37. c6 Bxc6 38. Qe6+ Kf8 39. Qxc6 Qxf4+ 40. Bg4 Qf6+ 41. Qxf6+ exf6 42. c4 a5 43. Bd1 Ke7 44. c5 Ke6 45. Ba4 Kd5 46. c6 Kd6 1/2-1/2

[Event "US Open-59"]
[Site "Rochester"]
[Date "1958.08.10"]
[Round "7"]
[White "Jones, William R"]
[Black "Hudson, John A"]
[Result "0-1"]
[ECO "C05"]
[PlyCount "78"]
[EventDate "1958.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Nb3 c5 6. Bb5 Nc6 7. Bxc6 bxc6 8. f4 cxd4 9. Qxd4 Ba6 10. Be3 Be7 11. Nf3 0-0 12. Qc3 Qc7 13. Nc5 Nxc5 14. Bxc5 Bxc5 15. Qxc5 Rab8 16. 0-0-0 Qb6 17. Qxb6 axb6 18. Kd2 c5 19. c3 Ra8 20. Ra1 Rfd8 21. Ke3 Bb7 22. Rhd1 Ra4 23. g3 Rda8 24. a3 f6 25. Kf2 h6 26. Re1 Kf7 27. Rad1 Rd8 28. Rd2 Raa8 29. exf6 gxf6 30. g4 Ra4 31. Kg3 Rg8 32. h4 e5 33. fxe5 Raxg4+ 34. Kf2 d4 35. Ng5+ hxg5 36. cxd4 cxd4 37. Rf1 Rf4+ 38. Ke1 Rxf1+ 39. Kxf1 fxe5 0-1

[Event "US Open-59"]
[Site "Rochester"]
[Date "1958.08.09"]
[Round "6"]
[White "Popel, Stephan A"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "93"]
[EventDate "1958.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 b6 5. Nbd2 Bb7 6. c4 0-0 7. Qc2 c5 8. e3 Nc6 9. Be2 cxd4 10. exd4 Nh5 11. 0-0 Nf4 12. Rfe1 Rc8 13. Bf1 d5 14. Rad1 e6 15. a3 dxc4 16. bxc4 Qc7 17. Bc3 Rfd8 18. Qb2 Ne7 19. Ne4 Nf5 20. g3 Nd6 21. Nxd6 Qxd6 22. d5 Nh5 23. Bxg7 Nxg7 24. dxe6 Qxd1 25. exf7+ Kxf7 26. Rxd1 Rxd1 27. Ng5+ Kg8 28. c5 Bd5 29. Qc2 Ra1 30. Ne4 Bxe4 31. Qxe4 Rxc5 32. Qa8+ Kf7 33. Kg2 Rxa3 34. Bc4+ Rxc4 35. Qd5+ Ne6 36. Qxc4 Ra5 37. h4 h5 38. f3 Rc5 39. Qa2 Rc7 40. g4 hxg4 41. fxg4 b5 42. g5 Ke7 43. Qa3+ Kd7 44. Qd3+ Kc6 45. Qxg6 Kd5 46. Qf5+ Kd6 47. Qxb5 1-0

[Event "US Open-58"]
[Site "Cleveland"]
[Date "1957.08.15"]
[Round "11"]
[White "Rohland, Marshall"]
[Black "Hudson, John A"]
[Result "0-1"]
[ECO "C18"]
[PlyCount "62"]
[EventDate "1957.08.05"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qxd4 Bc7 8. Nf3 Ne7 9. Bg5 h6 10. Qh4 a6 11. Rd1 Nbc6 12. Bc4 Nxe5 13. Bxd5 exd5 14. Nxd5 Nxf3+ 15. gxf3 Qxd5 16. Rxd5 Nxd5 17. c4 Nb6 18. Be3 Be6 19. Bc5 Bd8 20. Qe4 Nxc4 21. Qxb7 Rc8 22. 0-0 Rxc5 23. bxc5 0-0 24. Rd1 Nxa3 25. c6 Nb5 26. Qxa6 Nc7 27. Qb7 Nd5 28. Rd3 Bc7 29. h4 Rb8 30. Qa7 Rb1+ 31. Kg2 Nf4+ 0-1

[Event "US Open-58"]
[Site "Cleveland"]
[Date "1957.08.12"]
[Round "8"]
[White "Hudson, John A"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "C68"]
[PlyCount "52"]
[EventDate "1957.08.05"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 f6 6. d4 exd4 7. Qxd4 Qxd4 8. Nxd4 Bd7 9. Bf4 0-0-0 10. 0-0-0 Ne7 11. Rhe1 Ng6 12. Bg3 h5 13. h3 h4 14. Bh2 Bc5 15. Nce2 Rhe8 16. f3 Ne5 17. Bg1 Bb4 18. c3 Bf8 19. Bf2 c5 20. Nc2 Bb5 21. Nf4 g5 22. Nd5 f5 23. Nce3 fxe4 24. Nf6 Nd3+ 25. Kb1 Nxf2 26. Nxe8 Rxe8 0-1

[Event "US Open-58"]
[Site "Cleveland"]
[Date "1957.08.10"]
[Round "6"]
[White "Hudson, John A"]
[Black "Collins, John William"]
[Result "0-1"]
[ECO "B75"]
[PlyCount "78"]
[EventDate "1957.08.05"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. a4 h5 9. Bc4 Bd7 10. Nd5 Nxd5 11. exd5 Qc7 12. Qe2 0-0 13. 0-0 Bc8 14. h3 Nd7 15. c3 Nf6 16. Rfe1 Bd7 17. Qd3 Rfc8 18. b3 Qa5 19. Ne2 Bf5 20. Qd2 Rab8 21. g4 Bd7 22. b4 Qc7 23. Bb3 Be8 24. Bd4 hxg4 25. hxg4 Qd7 26. Nf4 Bh6 27. Bxf6 exf6 28. Kg2 Qc7 29. Rac1 Bd7 30. Rh1 Bg7 31. Ne6 fxe6 32. dxe6 Be8 33. e7+ Bf7 34. Bxf7+ Kxf7 35. Rce1 Qc6 36. Rh7 Rh8 37. Qe3 Qd7 38. Reh1 Rxh7 39. Rxh7 Rh8 0-1

[Event "US Open-58"]
[Site "Cleveland"]
[Date "1957.08.09"]
[Round "5"]
[White "Garfinkel, Boris"]
[Black "Hudson, John A"]
[Result "0-1"]
[ECO "A91"]
[PlyCount "45"]
[EventDate "1957.08.05"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nh3 d6 6. 0-0 0-0 7. b3 d5 8. Bb2 Qe8 9. Nd2 c6 10. Qc2 Ng4 11. Qd3 g5 12. f3 Nh6 13. e4 g4 14. fxg4 fxe4 15. Nxe4 dxe4 16. Bxe4 Nxg4 17. Bxh7+ Kh8 18. d5+ e5 19. Bg6 Qd8 20. Rf7 Bc5+ 21. Kg2 Rxf7 22. Bxf7 Qf6 23. Rf1 0-1

[Event "US Open-58"]
[Site "Cleveland"]
[Date "1957.08.06"]
[Round "2"]
[White "Hudson, John A"]
[Black "Beitling, John Robert"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "39"]
[EventDate "1957.08.05"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 g6 7. f3 Bg7 8. Qd2 0-0 9. g4 a6 10. h4 e5 11. Nb3 Be6 12. Rd1 Ne8 13. Nd5 b5 14. h5 f5 15. Bg5 Nf6 16. hxg6 hxg6 17. gxf5 gxf5 18. Bxf6 Bxf6 19. Qh6 Kf7 20. Qh5+ 1-0

[Event "US Open-58"]
[Site "Cleveland"]
[Date "1957.08.05"]
[Round "1"]
[White "Allen, L."]
[Black "Hudson, John A"]
[Result "0-1"]
[ECO "C18"]
[PlyCount "30"]
[EventDate "1957.08.05"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. Bd2 cxd4 7. Nb5 Bxd2+ 8. Qxd2 Nc6 9. Nf3 a6 10. Nd6+ Kf8 11. Qf4 f6 12. Bd3 Nh6 13. Nxd4 Nxe5 14. 0-0 Qxd6 15. Rfe1 Nhf7 0-1

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "8"]
[White "Avram, Herbert Mois"]
[Black "Hudson, John A"]
[Result "1/2-1/2"]
[ECO "E81"]
[PlyCount "54"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Be3 0-0 7. Qd2 c5 8. d5 a6 9. g4 Qa5 10. Rc1 Rb8 11. g5 Nh5 12. f4 f6 13. Nf3 b5 14. cxb5 axb5 15. Be2 b4 16. Nd1 Ba6 17. 0-0 Bxe2 18. Qxe2 Qxa2 19. Qg2 f5 20. Nh4 fxe4 21. Qxe4 Nb6 22. Nxg6 hxg6 23. Qe6+ Kh7 24. f5 Rxf5 25. Rxf5 gxf5 26. Qxf5+ Kg8 27. Qe6+ Kh7 1/2-1/2

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "10"]
[White "Fuster, Geza"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "E60"]
[PlyCount "71"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. d4 Bg7 4. g3 d6 5. Bg2 0-0 6. 0-0 Nbd7 7. Qc2 c5 8. Rd1 Qc7 9. Nc3 a6 10. b3 b6 11. Bb2 cxd4 12. Nxd4 Bb7 13. e4 Rac8 14. Rac1 Nc5 15. Nd5 Qd8 16. Nxf6+ Bxf6 17. b4 Bxd4 18. Bxd4 Ne6 19. Ba1 f6 20. c5 Kg7 21. Qb3 Ng5 22. f4 Nf7 23. e5 Bxg2 24. Kxg2 Qc7 25. cxd6 Qb7+ 26. Qf3 Qxf3+ 27. Kxf3 Rxc1 28. Rxc1 fxe5 29. dxe7 Re8 30. Bxe5+ Nxe5+ 31. fxe5 Rxe7 32. Ke4 Rd7 33. Rc6 Rd2 34. a4 b5 35. axb5 axb5 36. Rb6 1-0

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "9"]
[White "Hudson, John A"]
[Black "Crittenden, Charles C"]
[Result "1/2-1/2"]
[ECO "C84"]
[PlyCount "61"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Nc3 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. f4 0-0 11. h3 c5 12. Nde2 Bc6 13. Qd3 Re8 14. g4 d5 15. e5 Ne4 16. Nxe4 dxe4 17. Qxd8 Raxd8 18. Nc3 Bh4 19. Be3 f6 20. Rad1 fxe5 21. Rxd8 Bxd8 22. f5 Be7 23. Rd1 Rb8 24. b3 c4 25. Kf1 Kf7 26. Ke2 a5 27. Rb1 Rb4 28. Kd1 Ke8 29. Ke2 Kf7 30. Kd1 Ke8 31. Ke2 1/2-1/2

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "3"]
[White "Hudson, John A"]
[Black "Freeman, Carl"]
[Result "1-0"]
[ECO "B11"]
[PlyCount "27"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 5. exd5 cxd5 6. g4 Bg6 7. h4 Nc6 8. Bb5 d4 9. h5 Bd3 10. Bxd3 dxc3 11. dxc3 Qd5 12. Qe2 Nf6 13. g5 Nd7 14. Bf4 1-0

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "12"]
[White "Hudson, John A"]
[Black "Lapiken, Peter Petrovich"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "69"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 c6 6. h3 Nbd7 7. f4 0-0 8. g4 Ne8 9. Bc4 b5 10. Bb3 Rb8 11. Nf3 Kh8 12. Ne2 Bb7 13. c3 f6 14. Bh4 Nb6 15. f5 Nc7 16. fxg6 hxg6 17. Nf4 Qe8 18. Ne6 Nxe6 19. Bxe6 Bc8 20. Bb3 a5 21. 0-0-0 a4 22. Bc2 Be6 23. a3 Bg8 24. g5 Qf7 25. Rdg1 Nc4 26. Qf4 Nxb2 27. gxf6 exf6 28. Kxb2 Qa2+ 29. Kc1 Qxa3+ 30. Kd1 Qxc3 31. Rxg6 Bb3 32. Bxb3 Qxb3+ 33. Ke2 Qe6 34. Rhg1 Rbe8 35. Qh6+ 1-0

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "7"]
[White "Hudson, John A"]
[Black "Raut, K."]
[Result "1-0"]
[ECO "B76"]
[PlyCount "103"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nc6 7. f3 Bg7 8. Qd2 Nxd4 9. Bxd4 0-0 10. g4 e5 11. Be3 Be6 12. Rd1 Qa5 13. a3 Rfd8 14. Nb5 Qxd2+ 15. Rxd2 d5 16. g5 Ne8 17. Bxa7 d4 18. Bc5 Rdc8 19. Bb4 Rc6 20. h4 Bd7 21. b3 Rb6 22. a4 Bf8 23. Bxf8 Kxf8 24. Rdh2 Bxb5 25. Bxb5 Ng7 26. Kd2 Rc8 27. Bc4 Nh5 28. Ra1 Nf4 29. a5 Rbc6 30. Kc1 Rd6 31. Kb2 d3 32. Rd2 Rcd8 33. c3 Ke7 34. Rad1 Kf8 35. b4 Kg7 36. Kb3 h6 37. gxh6+ Kxh6 38. Bxf7 Rc6 39. Bd5 Rc7 40. c4 Kg7 41. b5 Kf6 42. Ra1 Ke7 43. a6 bxa6 44. Rxa6 Rb8 45. Kb4 Kd8 46. c5 Kc8 47. Rf6 Rd7 48. Rxf4 exf4 49. Be6 Kc7 50. b6+ Kc6 51. Bxd7+ Kxd7 52. Rxd3+ 1-0

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "1"]
[White "Hudson, John A"]
[Black "Ruth, Dale"]
[Result "0-1"]
[ECO "C84"]
[PlyCount "80"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 Be7 7. d5 Nc5 8. c3 e4 9. dxc6 Nxa4 10. Ne5 Nb6 11. Qg4 0-0 12. cxd7 Nxd7 13. Qxe4 Nxe5 14. Qxe5 Bd6 15. Qg5 Bd7 16. Qxd8 Raxd8 17. Be3 f5 18. Re1 f4 19. Bd2 Bf5 20. c4 Rfe8 21. Rxe8+ Rxe8 22. Nc3 c6 23. Re1 Rxe1+ 24. Bxe1 Bd3 25. b3 Bb4 26. Bd2 a5 27. f3 Kf7 28. Kf2 Ke6 29. g3 g5 30. g4 Ke5 31. Ke1 Kd4 32. Ne2+ Bxe2 33. Kxe2 Bxd2 34. Kxd2 c5 35. a3 a4 36. bxa4 Kxc4 37. Kc2 Kd4 38. Kd2 c4 39. a5 c3+ 40. Kc2 Kc4 0-1

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "5"]
[White "Hudson, John A"]
[Black "Stevens, Wilmer E"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "79"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 0-0 9. g4 Nxd4 10. Bxd4 Be6 11. h4 Qa5 12. h5 Rfc8 13. hxg6 fxg6 14. Be2 b5 15. Nxb5 Qxd2+ 16. Kxd2 a6 17. g5 Nxe4+ 18. fxe4 axb5 19. Bxg7 Kxg7 20. Bxb5 Rc5 21. a4 Rxg5 22. Rhg1 Rxg1 23. Rxg1 h5 24. b4 h4 25. a5 Bc8 26. Ke3 Kh6 27. Ra1 h3 28. Bc6 Ra7 29. Kf2 Rc7 30. b5 Ba6 31. Kg3 Kg5 32. c4 Kf6 33. Rf1+ Ke5 34. Rf8 Bc8 35. a6 Rxc6 36. bxc6 Bxa6 37. c7 Kxe4 38. c8Q Bxc8 39. Rxc8 Kd4 40. Rc6 1-0

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "6"]
[White "Martin, Raymond"]
[Black "Hudson, John A"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "91"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 f6 6. Bb5 cxd4 7. cxd4 Qa5+ 8. Nc3 Bb4 9. 0-0 Nge7 10. exf6 gxf6 11. Nh4 Bxc3 12. Bxc6+ Nxc6 13. Qh5+ Kd8 14. bxc3 Qc7 15. c4 Nxd4 16. cxd5 e5 17. Be3 Qg7 18. Bxd4 exd4 19. d6 Bd7 20. Qa5+ b6 21. Qd5 Rc8 22. Rac1 Rg8 23. Rfe1 f5 24. Rxc8+ Bxc8 25. d7 Bxd7 26. Nxf5 Qxg2+ 27. Qxg2 Rxg2+ 28. Kxg2 Bxf5 29. Re5 Bb1 30. a3 Kc8 31. Kf3 a6 32. Rd5 d3 33. Ke3 Bc2 34. f4 Kc7 35. f5 Bb3 36. Rxd3 Bf7 37. Kf4 b5 38. Ke5 a5 39. Rd4 Kc6 40. Rh4 b4 41. axb4 a4 42. Rxh7 Bb3 43. Ra7 Kb5 44. h4 Kxb4 45. h5 a3 46. Rxa3 1-0

[Event "US Open-57"]
[Site "Oklahoma"]
[Date "1956.??.??"]
[Round "4"]
[White "Thomasson, W."]
[Black "Hudson, John A"]
[Result "1/2-1/2"]
[ECO "C32"]
[PlyCount "49"]
[EventDate "1956.07.16"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. Nd2 Bc5 6. Nxe4 Nxe4 7. dxe4 0-0 8. Nf3 Re8 9. Bd3 Qxd5 10. Qe2 Qh5 11. Bd2 Nc6 12. 0-0-0 Bg4 13. Bc3 Bd4 14. Bd2 Bb6 15. Be3 Qa5 16. Bxb6 axb6 17. a3 Nd4 18. Qf2 Bxf3 19. gxf3 Rad8 20. Rhg1 g6 21. f5 Qc5 22. Qg3 Rd6 23. f4 Rxe4 24. Kb1 Ne2 25. b4 1/2-1/2

