[Event "Midwest Masters op"]
[Site "Chicago"]
[Date "1988.??.??"]
[Round "2"]
[White "Leopoldi, Norbert"]
[Black "Kreckler, Warren"]
[Result "0-1"]
[ECO "E00"]
[PlyCount "82"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Bg5 Bb4+ 4. Bd2 Qe7 5. a3 Bxd2+ 6. Nxd2 Nc6 7. Ngf3 a5 8. e3 0-0 9. Bd3 d6 10. 0-0 e5 11. d5 Nb8 12. Qc2 Na6 13. Bf5 g6 14. Bxc8 Rfxc8 15. Rac1 Nd7 16. e4 Ndc5 17. Nb3 Nxb3 18. Qxb3 Nc5 19. Qc2 a4 20. Nd2 Rf8 21. Rce1 Rae8 22. b4 axb3 23. Nxb3 Nxb3 24. Qxb3 b6 25. g4 Ra8 26. h3 Qd7 27. Re3 Ra5 28. Rc1 Rfa8 29. Qb2 Qe7 30. Rcc3 Qg5 31. Qe2 Kg7 32. Kg2 Rh8 33. Qf3 h5 34. Qg3 hxg4 35. hxg4 Rh4 36. f3 Ra8 37. Kf1 Rh1+ 38. Ke2 Rah8 39. Kd3 R8h3 40. Qf2 R3h2 41. f4 Rxf2 0-1

[Event "Midwest Masters op"]
[Site "Chicago"]
[Date "1988.??.??"]
[Round "1"]
[White "Radermacher, Timothy J"]
[Black "Leopoldi, Norbert"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "75"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Nf3 0-0 8. Bd3 Nbd7 9. 0-0 a6 10. Qe2 h6 11. Bd2 b5 12. e5 Nd5 13. Nxd5 exd5 14. b4 Nb6 15. Bc2 f5 16. exf6 Rxf6 17. Rfe1 Bd6 18. Nh4 Re6 19. Qh5 Qf6 20. Nf5 Rxe1+ 21. Rxe1 Bxf5 22. Qxf5 Qxf5 23. Bxf5 Kf7 24. h4 Rd8 25. h5 c6 26. Bg6+ Kf8 27. Re6 Nc8 28. g4 Ne7 29. f4 Bc7 30. f5 Rd6 31. Re1 Bb6 32. Be3 Nxg6 33. hxg6 Bd8 34. Bf4 Rd7 35. Re6 a5 36. bxa5 Bxa5 37. Bd6+ Kg8 38. Re8# 1-0

[Event "Midwest Masters op"]
[Site "Chicago"]
[Date "1988.??.??"]
[Round "3"]
[White "Zumbrunnen, Randy D"]
[Black "Leopoldi, Norbert"]
[Result "1-0"]
[ECO "B18"]
[PlyCount "149"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nh3 e6 8. Nf4 Bh7 9. Bc4 Nf6 10. c3 Bd6 11. Qe2 Nbd7 12. Bxe6 fxe6 13. Nxe6 Qe7 14. Nxg7+ Kf7 15. Qxe7+ Bxe7 16. Bxh6 Rhg8 17. N7f5 Bxf5 18. Nxf5 Rxg2 19. Bg5 Nd5 20. Kf1 Bxg5 21. Kxg2 Bf4 22. Kf3 Bc7 23. Rag1 Rf8 24. Ke2 Kf6 25. Ne3 Nf4+ 26. Kd2 Rf7 27. Rg8 Nd5 28. Rhg1 Bf4 29. Kd3 Ke7 30. Re1 Bxe3 31. fxe3 Rf2 32. Re2 Rf3 33. Kd2 N5f6 34. Ra8 Ne4+ 35. Kd3 Nf2+ 36. Kc2 Ne4 37. Rxa7 b5 38. Rg2 Kd6 39. Kd3 Nef6 40. Ke2 Rh3 41. Rg6 Kd5 42. Rg7 Nb6 43. Rg5+ Kd6 44. Rg6 Nbd5 45. Kf2 Rxh4 46. b3 Ke6 47. c4 Kf5 48. Rg2 bxc4 49. bxc4 Ne4+ 50. Ke2 Ndf6 51. Kd3 Rh3 52. Re7 Ng3 53. Re5+ Kg4 54. Re6 Nfh5 55. Rf2 Rh1 56. Rxc6 Rd1+ 57. Kc2 Ra1 58. Rg6+ Kh3 59. Kb2 Re1 60. Re6 Ne2 61. Kc2 Nxd4+ 62. Kd2 Re2+ 63. Rxe2 Nxe6 64. Re1 Kg2 65. Rb1 Kf3 66. Kd3 Ng3 67. Rb5 Kg4 68. a4 Nf5 69. a5 Nd6 70. a6 Nxb5 71. cxb5 Nc7 72. Kc4 Kf5 73. a7 Na8 74. Kc5 Ke6 75. b6 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "1975.03.04"]
[Round "3"]
[White "Leopoldi, Norbert"]
[Black "Browne, Walter Shawn"]
[Result "0-1"]
[ECO "A45"]
[PlyCount "72"]
[EventDate "1975.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. c3 Ne4 4. Be3 cxd4 5. Bxd4 Nc6 6. f3 e5 7. Be3 Nc5 8. Bf2 d5 9. b4 Ne6 10. e4 d4 11. a3 Be7 12. cxd4 exd4 13. Nd2 0-0 14. Bc4 Nf4 15. g3 Ng2+ 16. Kf1 Ne3+ 17. Bxe3 dxe3 18. Nb3 Qb6 19. Qe2 Ne5 20. Bd5 Bd7 21. Kg2 Bb5 22. Qa2 Nd3 23. Ne2 Bf6 24. Rab1 Rac8 25. Na5 Qc7 26. Rbc1 Nxc1 27. Rxc1 Qd7 28. Rxc8 Qxc8 29. Nxb7 Bxe2 30. Qxe2 Qc1 31. Qa2 Qd2+ 32. Qxd2 exd2 33. Bb3 Bb2 34. a4 Rb8 35. Nd6 Rxb4 36. Bd1 Be5 0-1

[Event "US Open-73"]
[Site "Atlantic City"]
[Date "1972.??.??"]
[Round "3"]
[White "Klewe, Roy"]
[Black "Leopoldi, Norbert"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "96"]
[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. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Bb4 6. Qd4 Bxc3+ 7. Qxc3 f6 8. Bc4 b6 9. 0-0 Ba6 10. Bxa6 Nxa6 11. Rd1 Qc7 12. Qd4 e5 13. Qa4 Nc5 14. Qb4 Ne7 15. Be3 Rc8 16. Rac1 Qb8 17. Qb5 a6 18. Qc4 b5 19. Qb4 Ne6 20. Qd6 Qxd6 21. Rxd6 Rxc1+ 22. Bxc1 Nc6 23. b3 Ke7 24. Rd1 Rc8 25. Bb2 Nc5 26. Nd2 Nd3 27. Ba3+ b4 28. Nc4 Nc5 29. Nb6 Rd8 30. Nd5+ Kf7 31. Nxb4 Nxb4 32. Bxb4 Nxe4 33. Ba5 Rc8 34. Rxd7+ Ke6 35. Rc7 Rxc7 36. Bxc7 Nc3 37. a4 Ne2+ 38. Kf1 Nd4 39. b4 Kd5 40. Ke1 Nc2+ 41. Kd2 Nxb4 42. Kc3 Nc6 43. Bb6 f5 44. f3 g5 45. Be3 h6 46. g3 Nd4 47. f4 gxf4 48. gxf4 Ne2+ 0-1

[Event "US Open-73"]
[Site "Atlantic City"]
[Date "1972.??.??"]
[Round "6"]
[White "Leopoldi, Norbert"]
[Black "Nelson, Brian Lee"]
[Result "0-1"]
[ECO "A46"]
[PlyCount "64"]
[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. Nf3 c5 3. g3 cxd4 4. Nxd4 e5 5. Nb3 Nc6 6. Bg2 Bb4+ 7. c3 Be7 8. 0-0 d5 9. Qc2 Be6 10. Rd1 Rc8 11. Bg5 0-0 12. N1d2 Qb6 13. Qb1 Ng4 14. Bxe7 Qxf2+ 15. Kh1 Nxe7 16. Rf1 Qb6 17. Bf3 Ne3 18. Rg1 Bf5 19. Qc1 e4 20. Bg2 Ng4 21. h3 Nf2+ 22. Kh2 Qh6 23. Nf1 Ng4+ 24. Kh1 Nf2+ 25. Kh2 Ng4+ 26. Kh1 e3 27. h4 Ng6 28. Bf3 Nf2+ 29. Kg2 Nxh4+ 30. gxh4 Qxh4 31. Nxe3 Bh3+ 32. Kh2 Bf1# 0-1

[Event "Milwaukee North Central op"]
[Site "Milwaukee"]
[Date "1971.??.??"]
[Round "6"]
[White "Leopoldi, Norbert"]
[Black "Pehas, Alex"]
[Result "1-0"]
[ECO "A60"]
[PlyCount "115"]
[EventDate "1971.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. Nxd5 Nxd5 6. Qxd5 d6 7. b3 Nd7 8. Bb2 Nf6 9. Qd3 Be7 10. Nf3 0-0 11. g3 b6 12. Bg2 Rb8 13. 0-0 d5 14. Ne5 Bb7 15. cxd5 Bxd5 16. Bxd5 Qxd5 17. Qc3 Rbd8 18. Rad1 Qe6 19. Qf3 Nd5 20. Rd3 Nb4 21. Re3 Nd5 22. Rd3 Nb4 23. Re3 Nd5 24. Re4 Nf6 25. Ra4 a5 26. Nc6 Rd6 27. Nxe7+ Qxe7 28. Rf4 Rfd8 29. a4 Nd5 30. Re4 Qd7 31. Rg4 g6 32. Rd1 f5 33. Rc4 Nf6 34. Rxd6 Qxd6 35. Qc3 Kf7 36. Rf4 h5 37. Rf3 Qd4 38. Qxd4 cxd4 39. Rd3 Re8 40. Kf1 Ne4 41. Bxd4 Nc5 42. Rc3 Rc8 43. f3 Rc7 44. Kf2 Ke6 45. Bxc5 bxc5 46. Ke3 Ke5 47. h4 Rc6 48. Kd3 Kd5 49. e3 Rc7 50. Rc2 Re7 51. Re2 Re8 52. e4+ fxe4+ 53. fxe4+ Ke5 54. Kc4 Rb8 55. Re3 Rb4+ 56. Kxc5 Rxe4 57. Rxe4+ Kxe4 58. b4 1-0

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "8"]
[White "Leopoldi, Norbert"]
[Black "Romero, Jose R"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "106"]
[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. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 a6 5. a3 dxc4 6. Bxc4 b5 7. Be2 Bb7 8. Bf3 Bxf3 9. Qxf3 Nbd7 10. Qc6 Be7 11. e4 0-0 12. e5 Ne8 13. Be3 Nb6 14. Rc1 Nc4 15. Rc2 Na5 16. Qf3 Nb3 17. Nge2 c5 18. d5 exd5 19. Nxd5 Nc7 20. Nxc7 Qxc7 21. Bf4 Qa5+ 22. Kf1 Rad8 23. g3 c4 24. Kg2 Qb6 25. Rf1 Qg6 26. Rc3 Nd2 27. Bxd2 Rxd2 28. Nf4 Qf5 29. b3 cxb3 30. Rxb3 Qxe5 31. Re3 Qf6 32. Qb7 Bc5 33. Rf3 Qd6 34. a4 b4 35. a5 Rb8 36. Qe4 b3 37. Rd3 Rxd3 38. Nxd3 Qd4 39. Qe2 Qd5+ 40. Kg1 Bd4 41. Rb1 g6 42. Nc1 b2 43. Nd3 Qxa5 44. Qc2 Qb5 45. Qd2 a5 46. Ne1 Bg7 47. Nc2 a4 48. Qe3 Qb3 49. Qa7 Rc8 50. Ne1 a3 51. Qa6 Rc1 52. Qa8+ Bf8 53. Qe4 Rxb1 0-1

[Event "Western op-ch"]
[Site "Bay City"]
[Date "1963.07.05"]
[Round "3"]
[White "Fischer, Robert James"]
[Black "Leopoldi, Norbert"]
[Result "1-0"]
[ECO "B35"]
[PlyCount "57"]
[EventDate "1963.07.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "Fischer"]
[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. Bc4 Na5 8. Bb3 Nxb3 9. axb3 d6 10. f3 Bd7 11. g4 a6 12. h4 h6 13. Qd2 Rc8 14. h5 e5 15. Nde2 gxh5 16. gxh5 Be6 17. 0-0-0 Rc6 18. Kb1 b5 19. Nd5 a5 20. Rhg1 Nxh5 21. Nec3 b4 22. Nb5 Bf8 23. Na7 Ra6 24. Qd3 Bc8 25. Nxc8 Qxc8 26. Qxa6 Qxa6 27. Nc7+ Kd7 28. Nxa6 Kc6 29. Rd5 1-0

[Event "Illinois op"]
[Site "Illinois"]
[Date "1963.??.??"]
[Round "?"]
[White "Formanek, Edward W"]
[Black "Leopoldi, Norbert"]
[Result "0-1"]
[ECO "D09"]
[PlyCount "88"]
[EventDate "1963.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. g3 Nc6 5. Nf3 Bf5 6. Bg2 Bb4+ 7. Bd2 Bc5 8. 0-0 Nge7 9. Qa4 Bd7 10. Qb3 0-0 11. e3 Ng6 12. exd4 Bxd4 13. Bc3 Bc5 14. Nbd2 Re8 15. Rfe1 Rb8 16. a3 h5 17. Ne4 Be7 18. h4 Qc8 19. Re3 Bf5 20. Rae1 Nd8 21. Nfg5 Ne6 22. Nxe6 Bxe6 23. Qd1 Rd8 24. Qe2 Nf8 25. Ng5 Bxg5 26. hxg5 g6 27. f4 Bf5 28. Kf2 Ne6 29. Bf3 Nc5 30. Rh1 Nd3+ 31. Kg2 Kf8 32. b4 c5 33. b5 Qe6 34. Bd5 Rxd5 35. cxd5 Qxd5+ 36. Qf3 Qc4 37. Ba1 Qxb5 38. Rd1 c4 39. e6 fxe6 40. Bc3 Qd5 41. Qxd5 exd5 42. Bf6 Be4+ 43. Kg1 Re8 44. Kh2 Nf2 0-1

[Event "US Open-61"]
[Site "Saint Louis"]
[Date "1960.08.13"]
[Round "6"]
[White "Leopoldi, Norbert"]
[Black "Sprague, Ross Frederick"]
[Result "0-1"]
[ECO "D63"]
[PlyCount "102"]
[EventDate "1960.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. Bg5 d5 4. c4 Nbd7 5. a3 Be7 6. Nc3 0-0 7. e3 c6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Rc1 Nxc3 11. Rxc3 e5 12. Nxe5 Nxe5 13. dxe5 Qxe5 14. Be2 Be6 15. 0-0 Rfd8 16. Qc1 Rd6 17. f4 Qf6 18. Bf3 Rad8 19. Rf2 Bd5 20. Rd3 Bxf3 21. Rxd6 Qxd6 22. gxf3 Qd1+ 23. Qxd1 Rxd1+ 24. Kg2 Kf8 25. f5 Ke7 26. Kg3 c5 27. Kf4 b5 28. h4 a5 29. Rc2 Kd6 30. Rg2 Rb1 31. e4 g6 32. Rd2+ Ke7 33. Rd5 Rc1 34. b4 axb4 35. fxg6 fxg6 36. axb4 cxb4 37. h5 gxh5 38. Rxh5 b3 39. Rxb5 Rc3 40. Rb6 Kd7 41. e5 Kc7 42. Rb4 Kc6 43. Ke4 Kc5 44. Rb8 Rc4+ 45. Kd3 Rb4 46. Rc8+ Kd5 47. Rc1 b2 48. Rb1 Kxe5 49. Kc3 Rb8 50. Kd3 Kf4 51. Kc2 h5 0-1

[Event "US Open-61"]
[Site "Saint Louis"]
[Date "1960.08.09"]
[Round "2"]
[White "Saidy, Anthony Fred"]
[Black "Leopoldi, Norbert"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "81"]
[EventDate "1960.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. e3 c6 7. Bd3 0-0 8. Qc2 Nbd7 9. Nf3 h6 10. Bh4 Re8 11. 0-0 Bd6 12. Rab1 Qe7 13. Rfe1 g5 14. Bg3 Bxg3 15. hxg3 Ne4 16. b4 a6 17. a4 Ndf6 18. b5 axb5 19. axb5 Ra3 20. Bxe4 dxe4 21. Ne5 c5 22. Nxe4 cxd4 23. exd4 Bf5 24. Nxf6+ Qxf6 25. Qc5 Ra2 26. Ra1 Rea8 27. Rxa2 Rxa2 28. d5 Rc2 29. Qd4 Bd3 30. b6 Bb5 31. Nf3 Qd6 32. Nd2 Qc5 33. Qxc5 Rxc5 34. Ne4 Rc2 35. Nd6 Bc4 36. Re8+ Kg7 37. Rc8 Bd3 38. Rxc2 Bxc2 39. Nxb7 Be4 40. d6 Kf6 41. d7 1-0

