[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2013.02.17"]
[Round "4"]
[White "Dubeck, Leroy"]
[Black "Schiffer, Ansel"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2334"]
[PlyCount "85"]
[EventDate "2013.02.16"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]
[WhiteTeam "Jersey Devils Unchained"]
[BlackTeam "Mayan End Game"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Be7 6. Nxe4 0-0 7. 0-0-0 a5 8. a4 Bd7 9. d4 Nxe4 10. Qxe4 f5 11. Qe1 Bf6 12. Bc4 Qe7 13. Kb1 Re8 14. Qe2 Kh8 15. Nf3 Nc6 16. Rhe1 Rad8 17. d5 exd5 18. Qxe7 Rxe7 19. Bxf6 gxf6 20. Bxd5 Rde8 21. Rxe7 Rxe7 22. Re1 Rxe1+ 23. Nxe1 Nd8 24. Nd3 b6 25. Kb2 Kg7 26. Kc3 Kf8 27. Nf4 Kg7 28. Kd4 Kf8 29. Ke3 c6 30. Bf3 Ke7 31. g3 Nf7 32. Be2 Nd6 33. Bd3 Nb7 34. Kd4 Nc5 35. Bc4 Ne6+ 36. Nxe6 Bxe6 37. Bxe6 Kxe6 38. c4 c5+ 39. Ke3 Ke5 40. h4 h5 41. f3 Kd6 42. Kf4 Ke6 43. g4 1-0

[Event "US Open-108"]
[Site "Cherry Hill"]
[Date "2007.07.31"]
[Round "3"]
[White "Dubeck, Leroy"]
[Black "Kobernat, Alan"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "2324"]
[BlackElo "2082"]
[PlyCount "60"]
[EventDate "2007.07.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. f4 Bc5 5. Nf3 d6 6. d3 0-0 7. f5 h6 8. a3 a6 9. h3 Nh7 10. g4 Nd4 11. h4 c6 12. Ba2 g5 13. hxg5 Nxf3+ 14. Qxf3 Nxg5 15. Qg3 Qf6 16. Bd2 Kg7 17. 0-0-0 Bd7 18. Rh5 Rh8 19. Rdh1 Rag8 20. Qh4 Kf8 21. Rxh6 Rxh6 22. Qxh6+ Qxh6 23. Rxh6 Nf3 24. Rh7 Be8 25. Bh6+ Ke7 26. Rg7 Rh8 27. g5 Be3+ 28. Kd1 Rxh6 29. gxh6 Bxh6 30. Rg8 Bf8 1-0

[Event "Masters Futurity"]
[Site "Cherry Hill"]
[Date "1985.??.??"]
[Round "?"]
[White "Dubeck, Leroy"]
[Black "Potts, Kenneth"]
[Result "1-0"]
[ECO "A43"]
[BlackElo "2240"]
[PlyCount "59"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. d4 e6 3. d5 exd5 4. exd5 d6 5. Nc3 Nf6 6. h3 g6 7. Nf3 Bg7 8. Bc4 0-0 9. 0-0 Re8 10. Re1 Nbd7 11. a4 Nb6 12. Bb3 Rxe1+ 13. Qxe1 c4 14. Ba2 Nbxd5 15. Nxd5 Nxd5 16. Bxc4 Be6 17. Ng5 Qd7 18. Nxe6 fxe6 19. Qe4 Nc7 20. Qxb7 d5 21. Bd3 Qd6 22. Be3 e5 23. Bxa7 Rd8 24. Bb6 Rd7 25. Qb8+ Bf8 26. a5 e4 27. Be2 Qc6 28. c3 Kf7 29. Bxc7 Rxc7 30. a6 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "1973.03.16"]
[Round "8"]
[White "Dubeck, Leroy"]
[Black "Kiplinger, William"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "95"]
[EventDate "1973.03.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 exd4 10. Nxd4 Qe4+ 11. Qe2 Qxe2+ 12. Bxe2 Nge7 13. Nxc6 Nxc6 14. Bxg7 Rg8 15. Bc3 Rxg2 16. Bf3 Rg6 17. 0-0-0 Be6 18. Be4 f5 19. Bf3 Bf7 20. Bh5 Re6 21. Bxf7+ Kxf7 22. Rd5 Ne7 23. Rd7 Rb8 24. Rhd1 Ke8 25. f4 a6 26. Kb1 b5 27. Ra7 Rd8 28. Rg1 Rd7 29. Rxd7 Kxd7 30. Rg7 h6 31. Bb4 Re4 32. a3 Re6 33. Rh7 a5 34. Bxa5 Kc6 35. Bc3 Nd5 36. Be5 Rg6 37. h4 Kc5 38. h5 Rg1+ 39. Kc2 Rf1 40. Rxh6 Nxf4 41. Bxf4 Rxf4 42. Rf6 Rf2+ 43. Kb3 Rf3+ 44. Ka2 Kd5 45. h6 f4 46. Rf5+ Kc6 47. Rh5 b4 48. axb4 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "1973.03.13"]
[Round "4"]
[White "Browne, Walter Shawn"]
[Black "Dubeck, Leroy"]
[Result "1-0"]
[ECO "B93"]
[PlyCount "41"]
[EventDate "1973.03.??"]
[EventType "swiss"]
[EventRounds "8"]
[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 a6 6. f4 Qc7 7. Bd3 b5 8. 0-0 Bb7 9. Qe1 Nbd7 10. Nf3 e5 11. Kh1 g6 12. fxe5 dxe5 13. Qh4 Bg7 14. Bh6 0-0 15. Ng5 Qb6 16. g4 b4 17. Ne2 Nxe4 18. Bxe4 Bxe4+ 19. Nxe4 Bxh6 20. Qxh6 Qb7 21. N2g3 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "1973.03.12"]
[Round "1"]
[White "Dubeck, Leroy"]
[Black "Frilling, Fred"]
[Result "1-0"]
[ECO "B17"]
[PlyCount "85"]
[EventDate "1973.03.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bb3 h6 9. N5f3 a5 10. a4 Nbd5 11. Bd2 Be7 12. Ne5 Bd7 13. Ngf3 Qc7 14. 0-0 0-0 15. Rfd1 Be8 16. c4 Nb4 17. Rac1 c5 18. d5 exd5 19. cxd5 Nbxd5 20. Bxh6 Rd8 21. Bg5 Qb6 22. Ng6 fxg6 23. Qxe7 Bf7 24. Bxd5 Rxd5 25. Rxd5 Nxd5 26. Qxc5 Qxc5 27. Rxc5 b6 28. Rc1 Re8 29. Kf1 Nb4 30. Be3 Nd5 31. Bd4 Re4 32. Re1 Rf4 33. Re5 Rf5 34. Ke1 Nb4 35. Rxf5 gxf5 36. Kd2 Nd5 37. Ne5 Be6 38. Nc4 Nf4 39. Ne3 Nd5 40. Nxd5 Bxd5 41. g3 Bb3 42. Bxb6 Bxa4 43. Bxa5 1-0

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "8"]
[White "Dubeck, Leroy"]
[Black "Chellstorp, Craig V"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "100"]
[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. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. Qb3 e6 8. Bd2 dxe5 9. Nxe5 Bd6 10. Nc3 Bxe5 11. dxe5 0-0 12. Nxd5 exd5 13. Bd3 Nxe5 14. 0-0 Be6 15. Bb4 Re8 16. Bb5 Nc6 17. Bxc6 bxc6 18. Bc5 Qg5 19. f4 Qg6 20. Qc3 Bf5 21. Rf3 Re6 22. Rg3 Qh6 23. Rf1 f6 24. Re3 Re4 25. Bd4 Rxe3 26. Qxe3 Be4 27. Bxa7 Qg6 28. g3 Qf7 29. Bc5 Rxa2 30. Ba3 Qb7 31. Qc5 h6 32. f5 Qb3 33. Qf2 Kh7 34. h4 Rxa3 35. bxa3 Qxa3 36. Kh2 c5 37. g4 c4 38. g5 fxg5 39. hxg5 hxg5 40. Qb6 Qe7 41. Qg6+ Kg8 42. Qe6+ Kf8 43. Qc8+ Qe8 44. Qxe8+ Kxe8 45. Rg1 Bxf5 46. Rxg5 g6 47. Kg3 Ke7 48. Kf4 Kd6 49. Rg1 d4 50. Rd1 Kd5 0-1

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "1"]
[White "Dubeck, Leroy"]
[Black "Davis, Scott"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "59"]
[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. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 f5 8. Qh5+ g6 9. Qh6 a6 10. Nf3 c5 11. h4 Qf8 12. Qg5 Qe7 13. Qg3 cxd4 14. Nxd4 Nc6 15. 0-0-0 Nxd4 16. Rxd4 b6 17. h5 Nf8 18. hxg6 Nxg6 19. Nxd5 exd5 20. Rxd5 Rg8 21. Rd6 Be6 22. Qf3 Rc8 23. Bxa6 Rb8 24. Qc6+ Bd7 25. Qd5 Rg7 26. Rxd7 Qxd7 27. Bb5 Nxe5 28. Bxd7+ Rxd7 29. Qg8+ Ke7 30. Rxh7+ 1-0

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "3"]
[White "Dubeck, Leroy"]
[Black "Enright, Paul"]
[Result "1/2-1/2"]
[ECO "B22"]
[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 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. dxc5 Qxc5 6. Be3 Qa5 7. b4 Qc7 8. Na3 Nf6 9. Nb5 Qb8 10. Nf3 e6 11. Bc4 Be7 12. 0-0 0-0 13. Qe2 b6 14. a4 Bb7 15. Bg5 a6 16. Nbd4 Nxd4 17. Nxd4 Qc7 18. Rfe1 Bd6 19. Bxf6 Bxh2+ 20. Kh1 gxf6 21. Bxe6 Kh8 22. Bh3 Qxc3 23. Qe7 Qxh3 1/2-1/2

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "10"]
[White "Dubeck, Leroy"]
[Black "Tomas, John"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "53"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Bd3 e5 6. dxe5 dxe5 7. Nf3 0-0 8. fxe5 Ng4 9. Bg5 f6 10. exf6 Bxf6 11. Bc4+ Kg7 12. Qxd8 Bxd8 13. Bxd8 Rxd8 14. Rd1 Re8 15. Rd2 Nc6 16. Bb5 a6 17. Bxc6 bxc6 18. b3 Rb8 19. 0-0 a5 20. h3 Nf6 21. e5 Nd7 22. Na4 Nxe5 23. Nxe5 Rxe5 24. Rd8 Rd5 25. Re8 Rf5 26. Rxf5 gxf5 27. Re7+ 1-0

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "9"]
[White "Lombardy, William James"]
[Black "Dubeck, Leroy"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "93"]
[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 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 0-0 6. Bd2 c5 7. dxc5 Na6 8. cxd5 Nxd5 9. Bxa6 Nxc3 10. Bxc3 Bxc3+ 11. bxc3 bxa6 12. Qxd8 Rxd8 13. Nd4 e5 14. Nc6 Re8 15. Na5 Be6 16. c4 Rec8 17. c6 Rab8 18. a3 f5 19. 0-0 Bf7 20. Rfd1 Be8 21. Rd5 e4 22. Rc5 Rc7 23. h3 Rbc8 24. Rd1 Bxc6 25. Rd6 Ba4 26. Rxc7 Rxc7 27. Rxa6 Kg7 28. Kh2 Kh6 29. Kg3 Kg5 30. Rd6 Rc5 31. h4+ Kh5 32. Rd5 Rc7 33. c5 Bd7 34. c6 Bc8 35. Rb5 h6 36. Rc5 g5 37. hxg5 hxg5 38. Nc4 Kg6 39. Nd6 a6 40. Nxc8 Rxc8 41. c7 Kf6 42. f3 exf3 43. Kxf3 Ke6 44. e4 fxe4+ 45. Kxe4 g4 46. Kf4 Kd6 47. Rc4 1-0

[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "10"]
[White "Myers, Hugh Edward"]
[Black "Dubeck, Leroy"]
[Result "0-1"]
[ECO "E60"]
[PlyCount "50"]
[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. b4 Nf6 2. Bb2 g6 3. c4 Bg7 4. e3 0-0 5. Nf3 d6 6. d4 c5 7. b5 cxd4 8. exd4 e5 9. dxe5 dxe5 10. Qxd8 Rxd8 11. Bxe5 Re8 12. Be2 Rxe5 13. Nxe5 Nfd7 14. Nc3 Bxe5 15. Rc1 Bxc3+ 16. Rxc3 Nc5 17. 0-0 Be6 18. Rd1 Nbd7 19. Bf3 a6 20. Ra3 a5 21. g3 a4 22. Re3 Kf8 23. a3 Re8 24. Rde1 Nb6 25. Re5 Nd3 0-1

[Event "US Open-73"]
[Site "Atlantic City"]
[Date "1972.??.??"]
[Round "7"]
[White "Dubeck, Leroy"]
[Black "Durrant, Edward"]
[Result "0-1"]
[ECO "B03"]
[PlyCount "80"]
[EventDate "1972.08.13"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. Bc4 c6 5. Nc3 Nxc3 6. bxc3 dxe5 7. Qh5 e6 8. Qxe5 Nd7 9. Qg3 Nf6 10. Ne2 c5 11. 0-0 Bd7 12. Rb1 Bc6 13. Bb5 Bxb5 14. Rxb5 Qd7 15. c4 cxd4 16. Rd1 Ne4 17. Qf3 f5 18. Nxd4 Rd8 19. Be3 Bd6 20. Rbb1 Qe7 21. Nb5 b6 22. c5 Bxc5 23. Rxd8+ Qxd8 24. Bxc5 bxc5 25. Nxa7 0-0 26. Qd3 Qxd3 27. cxd3 Nc3 28. Rb6 Nxa2 29. Rxe6 Nb4 30. Rd6 Ra8 31. Rd7 Nxd3 32. g3 c4 33. Kg2 Rb8 34. f4 Rb2+ 35. Kh3 Nf2+ 36. Kh4 c3 37. Nc6 c2 38. Ne5 g5+ 39. Kxg5 c1Q 40. Rd8+ Kg7 0-1

[Event "US Open-73"]
[Site "Atlantic City"]
[Date "1972.??.??"]
[Round "1"]
[White "Dubeck, Leroy"]
[Black "Wayman, Tom"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "85"]
[EventDate "1972.08.13"]
[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. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nc3 Nc6 7. Qb3 e6 8. Bd2 Qb6 9. Bc4 Qxb3 10. Bxb3 dxe5 11. dxe5 Bc5 12. Nf3 Nxc3 13. Bxc3 0-0 14. 0-0 Bd7 15. Rfd1 Rfd8 16. Rd2 Be8 17. Rad1 Rxd2 18. Rxd2 Rd8 19. Rxd8 Nxd8 20. Ng5 Bc6 21. Bc2 Bd5 22. Bxh7+ Kf8 23. Bb1 Nc6 24. Ne4 Bb6 25. Nd6 Nd4 26. Kf1 Bc5 27. b4 Bxd6 28. exd6 Bc4+ 29. Ke1 Nc6 30. a4 a6 31. Be4 f6 32. Bg6 e5 33. Kd2 b5 34. a5 Be6 35. Ke3 Nd8 36. f4 exf4+ 37. Kxf4 Nb7 38. Bd4 Nxd6 39. Bc5 Ke7 40. g4 Kd7 41. h4 Bf7 42. Bxf7 Nxf7 43. Kf5 1-0

[Event "US Open-73"]
[Site "Atlantic City"]
[Date "1972.??.??"]
[Round "5"]
[White "Shainswit, George"]
[Black "Dubeck, Leroy"]
[Result "1/2-1/2"]
[ECO "D97"]
[PlyCount "48"]
[EventDate "1972.08.13"]
[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 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 0-0 7. e4 c6 8. Qb3 Qb6 9. Qc2 Bg4 10. Be3 Bxf3 11. gxf3 Na6 12. 0-0-0 Rfd8 13. Be2 Ne8 14. e5 Nb4 15. Qe4 Nc7 16. a3 Nbd5 17. Na4 Qa5 18. Nc5 Nxe3 19. fxe3 Rd5 20. Bc4 Rxc5 21. dxc5 Qxc5 22. Qd4 Qxe5 23. Qxe5 Bxe5 24. f4 Bd6 1/2-1/2

[Event "US Open-73"]
[Site "Atlantic City"]
[Date "1972.??.??"]
[Round "2"]
[White "Weber, John1111"]
[Black "Dubeck, Leroy"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "63"]
[EventDate "1972.08.13"]
[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 Nf6 2. Nd2 Nc6 3. Ngf3 e5 4. dxe5 Ng4 5. e4 Bc5 6. Nb3 Bxf2+ 7. Ke2 Bb6 8. Bg5 f6 9. exf6 gxf6 10. Bh4 d6 11. Qd5 Nge5 12. Re1 Qe7 13. Kd1 Be6 14. Qd2 0-0-0 15. Kc1 d5 16. Qf4 Nxf3 17. gxf3 dxe4 18. Qxe4 Rde8 19. Qxe6+ Qxe6 20. Rxe6 Rxe6 21. Bh3 Be3+ 22. Kb1 Rhe8 23. Re1 Kd8 24. Bxe6 Rxe6 25. Bf2 Bxf2 26. Rxe6 Bh4 27. Re4 Bg5 28. Nd4 Nxd4 29. Rxd4+ Ke7 30. c3 h5 31. h4 Bh6 32. Rd5 1-0

[Event "US Open-73"]
[Site "Atlantic City"]
[Date "1972.??.??"]
[Round "6"]
[White "Zitzman, Manfred S"]
[Black "Dubeck, Leroy"]
[Result "1/2-1/2"]
[ECO "D79"]
[PlyCount "101"]
[EventDate "1972.08.13"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c6 6. d4 d5 7. cxd5 cxd5 8. Nc3 Ne4 9. Nxe4 dxe4 10. Ne5 Qd5 11. f3 Bf5 12. g4 exf3 13. exf3 Bc8 14. f4 Qd6 15. Be3 Nc6 16. Qa4 Nxe5 17. dxe5 Qe6 18. h3 Bd7 19. Qb3 Qxb3 20. axb3 a6 21. Bxb7 Rab8 22. Bd5 h5 23. gxh5 Bxh3 24. hxg6 e6 25. gxf7+ Kxf7 26. Bc4 Bxf1 27. Rxf1 a5 28. f5 Bxe5 29. Bc5 Rg8+ 30. Kf2 Rh8 31. Ke3 Bxb2 32. fxe6+ Kg6 33. e7 Bf6 34. Rg1+ Bg5+ 35. Ke2 Rh2+ 36. Kd3 Rh3+ 37. Ke4 Kh6 38. Bf7 Rh2 39. Rxg5 Kxg5 40. e8Q Rxe8+ 41. Bxe8 Kf6 42. Kd5 Rd2+ 43. Bd4+ Ke7 44. Ba4 Kd8 45. Kc4 Kc7 46. Bc3 Rc2 47. Kd3 Ra2 48. Bb5 Kb6 49. Bc4 Rh2 50. Bd4+ Kc6 51. Kc3 1/2-1/2

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "10"]
[White "Bone, Eric Dale"]
[Black "Dubeck, Leroy"]
[Result "0-1"]
[ECO "B26"]
[PlyCount "48"]
[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. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Nf6 7. Qc1 Ng4 8. Bg5 Bd4 9. Nd1 c4 10. c3 Nge5 11. Bf1 cxd3 12. cxd4 Nxd4 13. f4 Nc2+ 14. Kf2 Ng4+ 15. Kg2 Ne1+ 16. Kh3 Nf2+ 17. Kh4 h6 18. Bf6 g5+ 19. fxg5 exf6 20. g6 f5+ 21. Kh5 fxg6+ 22. Kxg6 Rg8+ 23. Kh5 Rg5+ 24. Kh4 f4 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "9"]
[White "Dubeck, Leroy"]
[Black "Bliss, Robert D"]
[Result "1-0"]
[ECO "C28"]
[PlyCount "105"]
[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 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 d6 5. f4 Bg4 6. Nge2 Nh5 7. 0-0 d5 8. Bxd5 Bc5+ 9. Kh1 Nd4 10. fxe5 0-0 11. Bf4 Nxf4 12. Rxf4 Qg5 13. Rxg4 Qxg4 14. b4 Bb6 15. Bxb7 Rae8 16. Nxd4 Qxd1+ 17. Rxd1 Bxd4 18. Nb5 Bxe5 19. Nxa7 Bc3 20. Nc6 Bxb4 21. Nxb4 Rb8 22. Bd5 Rxb4 23. Kg1 g6 24. Bb3 Kg7 25. a4 f6 26. Ra1 Ra8 27. a5 Ra7 28. a6 Kf8 29. Kf2 Ke7 30. Bd5 Kd6 31. Bb7 Rb2 32. Rc1 Ke5 33. Ke3 c5 34. Kd2 Rb4 35. Kc3 Ke6 36. g4 Ke5 37. Rf1 Rd4 38. h4 Rb4 39. g5 fxg5 40. hxg5 Rbxb7 41. axb7 Rxb7 42. Kc4 Rc7 43. Rf6 Rc8 44. Rf7 Rc6 45. Rxh7 Kf4 46. Kd5 Rc8 47. Rf7+ Kxg5 48. e5 Rd8+ 49. Kxc5 Rc8+ 50. Kd6 Rxc2 51. d4 Ra2 52. e6 Ra6+ 53. Ke5 1-0

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "7"]
[White "Dubeck, Leroy"]
[Black "Harkins, James L"]
[Result "1-0"]
[ECO "C15"]
[PlyCount "59"]
[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. Nc3 Bb4 4. Nge2 dxe4 5. a3 Bxc3+ 6. Nxc3 f5 7. Bf4 Nf6 8. Qd2 c6 9. 0-0-0 Nbd7 10. f3 exf3 11. gxf3 Nd5 12. Rg1 Nxf4 13. Qxf4 0-0 14. Rd2 Nf6 15. Rdg2 Rf7 16. Bc4 b5 17. Ba2 Qc7 18. Rxg7+ Rxg7 19. Qxc7 Rxg1+ 20. Kd2 Bd7 21. Ne2 Rg2 22. Kd3 Re8 23. Nf4 Rg7 24. Qxa7 Rf7 25. Kd2 Nd5 26. Bxd5 exd5 27. Nd3 Be6 28. Qc5 Rc8 29. Qd6 Rf6 30. Nf4 1-0

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "5"]
[White "Dubeck, Leroy"]
[Black "Hestenes, David"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "83"]
[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. d4 cxd4 3. c3 dxc3 4. Nxc3 a6 5. Bc4 Qc7 6. Qe2 e6 7. Nf3 Bb4 8. 0-0 Ne7 9. Bd2 Nbc6 10. Rac1 0-0 11. Bb3 Bxc3 12. Rxc3 d5 13. Re1 Qb6 14. Ng5 h6 15. Nh3 dxe4 16. Qxe4 Qd4 17. Qe2 e5 18. Be3 Qg4 19. f3 Qg6 20. Nf2 Nd4 21. Bxd4 exd4 22. Rc7 Nf5 23. Bxf7+ Rxf7 24. Qe8+ Kh7 25. Qxf7 Qxf7 26. Rxf7 b5 27. Rc7 Ne3 28. Re2 Bf5 29. Rd2 Rd8 30. b3 d3 31. g4 Bg6 32. Nxd3 a5 33. Kf2 Rxd3 34. Rxd3 Bxd3 35. Kxe3 Bb1 36. a3 Ba2 37. b4 axb4 38. axb4 Bb3 39. h4 Kg6 40. h5+ Kf6 41. Rc5 Ba4 42. f4 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "11"]
[White "Dubeck, Leroy"]
[Black "Reshevsky, Samuel Herman"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "68"]
[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. d4 cxd4 3. c3 d3 4. Bxd3 d6 5. c4 g6 6. Nc3 Nf6 7. Nge2 Bg7 8. 0-0 0-0 9. b3 Nbd7 10. Bb2 Nc5 11. Bc2 Nfxe4 12. b4 Nxc3 13. Bxc3 Nd7 14. Bxg7 Kxg7 15. a3 Nf6 16. Nc3 Be6 17. Nd5 Bxd5 18. cxd5 Rc8 19. Bb3 Qb6 20. Re1 Rc7 21. h3 Rfc8 22. Re3 a5 23. Qd2 Qb5 24. Rae1 a4 25. Bd1 Qxd5 26. Qb2 b5 27. Bf3 Qg5 28. g3 e5 29. Be2 Rc2 30. Qa1 Nd5 31. h4 Qh6 32. Bg4 R8c4 33. Bd7 Nxe3 34. Bxb5 Rxh4 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "6"]
[White "Evans, Larry D"]
[Black "Dubeck, Leroy"]
[Result "1-0"]
[ECO "D91"]
[PlyCount "90"]
[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. c4 Nf6 2. d4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. Bh4 Nxc3 7. bxc3 c5 8. cxd5 Qxd5 9. e3 Nc6 10. Be2 0-0 11. 0-0 cxd4 12. cxd4 e5 13. dxe5 Qxd1 14. Rfxd1 Nxe5 15. Nd4 Bd7 16. Rab1 b6 17. h3 Rac8 18. Ba6 Ba4 19. Rdc1 Rxc1+ 20. Rxc1 Nd7 21. Rc7 Be5 22. Rxa7 Bb8 23. Rb7 Rc8 24. f4 Rc1+ 25. Kh2 Rc5 26. Bd8 Rc3 27. Bb5 Rxe3 28. Rxd7 Bxf4+ 29. g3 Bxb5 30. Nxb5 Rxg3 31. Kh1 Rxh3+ 32. Kg2 Rg3+ 33. Kf2 g5 34. Bxb6 h5 35. a4 h4 36. a5 h3 37. a6 Rg2+ 38. Kf3 Rg3+ 39. Ke4 h2 40. Rd1 Bb8 41. a7 Bxa7 42. Bxa7 Rh3 43. Rh1 g4 44. Nd4 Ra3 45. Bb8 g3 1-0

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "12"]
[White "Gauntt, Robert J"]
[Black "Dubeck, Leroy"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "94"]
[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. g3 d5 2. Bg2 g6 3. d3 Bg7 4. Nd2 e5 5. c3 Ne7 6. Nb3 Nbc6 7. Qc2 0-0 8. h4 h6 9. e4 f5 10. f4 fxe4 11. dxe4 dxe4 12. Bxe4 Bf5 13. Nc5 Bxe4 14. Qxe4 Qd5 15. Qxd5+ Nxd5 16. Ne6 Rf7 17. Nxg7 Kxg7 18. c4 Ndb4 19. Kf1 exf4 20. gxf4 Rd8 21. Ne2 Rd1+ 22. Kg2 Rxh1 23. Kxh1 Re7 24. Ng1 Re1 25. b3 Kf7 26. Kh2 Nc2 27. Rb1 N6d4 28. Kg2 Na3 29. Ra1 Ndc2 30. Nf3 Rd1 31. Ne5+ Ke8 32. Bxa3 Rxa1 33. Bc5 Rxa2 34. Kg3 b6 35. Bf2 Ra3 36. Nxg6 Rxb3+ 37. Kg4 h5+ 38. Kxh5 Rf3 39. Bg1 Rg3 40. Kh6 Rxg1 41. Kg7 Ne3 42. h5 Rh1 43. Kh6 a5 44. Kg5 a4 45. h6 a3 46. Nh4 a2 47. c5 a1Q 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "8"]
[White "Martz, William E"]
[Black "Dubeck, Leroy"]
[Result "1/2-1/2"]
[ECO "A34"]
[PlyCount "54"]
[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. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nxc3 6. bxc3 c5 7. Rb1 Qc7 8. Qa4+ Nd7 9. Nf3 Bg7 10. 0-0 0-0 11. d4 Nb6 12. Qa5 Nd5 13. Qxc7 Nxc7 14. Ba3 Nd5 15. Rfc1 Bh6 16. e3 Bf5 17. Rxb7 Nxe3 18. fxe3 Bxe3+ 19. Kf1 Bxc1 20. Bxc1 Rab8 21. Rxe7 Be6 22. Ba3 Rb1+ 23. Ne1 cxd4 24. cxd4 Bc4+ 25. Kg1 Rd8 26. Bc5 Bxa2 27. Bxa7 Be6 1/2-1/2

