[Event "Washington Class-ch Master/Expert"]
[Site "Seattle"]
[Date "1996.??.??"]
[Round "4"]
[White "Villegas Rodriguez, Luis"]
[Black "Williams, David N"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "57"]
[EventDate "1996.11.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. Qxd4 dxe4 5. Qxe4 Nc6 6. Nf3 Nf6 7. Qh4 e6 8. Be2 Be7 9. 0-0 0-0 10. Rd1 Qc7 11. Bd3 Rd8 12. Bg5 h6 13. Bxh6 gxh6 14. Qxh6 Ne4 15. Na3 f5 16. Nb5 Qb6 17. Qg6+ Kf8 18. Nbd4 Nxd4 19. cxd4 e5 20. Qh7 Qf6 21. Nxe5 Rxd4 22. Ng6+ Ke8 23. Bb5+ Bd7 24. Qg8+ Bf8 25. Nxf8 Qxf8 26. Qe6+ Qe7 27. Bxd7+ Rxd7 28. Qg8+ Qf8 29. Qxf8+ 1-0

[Event "Washington op-B"]
[Site "Seattle"]
[Date "1995.??.??"]
[Round "4"]
[White "Dietz, Arliss"]
[Black "Williams, David N"]
[Result "0-1"]
[ECO "B73"]
[PlyCount "82"]
[EventDate "1995.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. 0-0 Bg7 8. Be3 0-0 9. Qd2 Ng4 10. Bxg4 Bxg4 11. Nxc6 bxc6 12. Bh6 Qb6 13. Bxg7 Kxg7 14. b3 Rfd8 15. Nd1 d5 16. Ne3 Be6 17. exd5 cxd5 18. c3 Rac8 19. Qb2 Kg8 20. Rfd1 Rc5 21. Rd4 Rdc8 22. Rd3 Qc6 23. Nd1 Bf5 24. Rd4 e5 25. Rh4 d4 26. c4 g5 27. Rh3 Bxh3 28. gxh3 Qf3 29. Qd2 R5c6 30. Nb2 Qxh3 31. Nd3 Re8 32. Nb4 Rh6 33. f3 Qxf3 34. Nd5 Ree6 35. Rf1 Qg4+ 36. Kh1 Qe4+ 37. Kg1 Kg7 38. Re1 Qg4+ 39. Kh1 Qf3+ 40. Kg1 Rh4 41. Rf1 Rg4+ 0-1

[Event "Washington op-B"]
[Site "Seattle"]
[Date "1995.??.??"]
[Round "2"]
[White "Spitzer, Tyler"]
[Black "Williams, David N"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "70"]
[EventDate "1995.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. Bb5 Bg4 6. Be2 Nf6 7. Na3 e5 8. 0-0 Be7 9. Nb5 Rc8 10. d4 e4 11. Ng5 Bxe2 12. Qxe2 h6 13. Nh3 a6 14. c4 Nxd4 15. Nxd4 Qxd4 16. Rd1 Qe5 17. f4 Qh5 18. Qc2 0-0 19. Nf2 Rfe8 20. Re1 Bd6 21. Nxe4 Nxe4 22. Rxe4 Rxe4 23. Qxe4 Qd1+ 24. Kf2 Kf8 25. Qxb7 Re8 26. Qd5 Qe1+ 27. Kf3 Qf1+ 28. Kg3 Bxf4+ 29. Bxf4 Qxa1 30. Qxc5+ Kg8 31. Qc6 Qe1+ 32. Kf3 Re6 33. Qd5 Qe2+ 34. Kg3 Rg6+ 35. Kh3 Qg4# 0-1

[Event "Washington op-B"]
[Site "Seattle"]
[Date "1995.??.??"]
[Round "6"]
[White "Van Dyke, Patrick"]
[Black "Williams, David N"]
[Result "0-1"]
[ECO "D72"]
[PlyCount "114"]
[EventDate "1995.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 g6 2. d4 Nf6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. Qa4+ N8c6 8. d5 b5 9. Qd1 Nd4 10. Na3 c6 11. Ne2 Bg4 12. Qd2 Bxe2 13. Qxb4 cxd5 14. Be3 a5 15. Qc5 Rc8 16. Qxd5 Qxd5 17. exd5 Bg4 18. Bxd4 Bxd4 19. Nxb5 Bxb2 20. Rb1 Be5 21. h3 Bf5 22. Rd1 Rc2 23. f4 Bxf4 24. 0-0 Be3+ 25. Kh1 0-0 26. d6 exd6 27. Nxd6 Be6 28. a3 Rb8 29. Nb7 Rxg2 30. Kxg2 Rxb7 31. Rd3 Rb2+ 32. Kf3 Bxh3 33. Re1 Bb6 34. Rc3 Kg7 35. Ke4 Rd2 36. Rb3 Bg2+ 37. Kf4 Rd4+ 38. Ke5 f6+ 39. Ke6 Bd5+ 40. Kd6 Bxb3+ 41. Kc6 Bd8 42. Re3 a4 43. Kc5 Rd2 44. Kb5 Kf7 45. Kc6 Be7 46. Kb5 Ke8 47. Kc6 Rc2+ 48. Kb5 Kd7 49. g4 Rc5+ 50. Kb6 Rd5 51. g5 Bc5+ 52. Kb7 Bxe3 53. gxf6 Rb5+ 54. Ka6 Rb6+ 55. Ka7 Kc7 56. f7 Rd6+ 57. Ka8 Ra6# 0-1

[Event "Washington op-B"]
[Site "Seattle"]
[Date "1995.??.??"]
[Round "1"]
[White "Williams, David N"]
[Black "Delson, Ben"]
[Result "1-0"]
[ECO "E38"]
[PlyCount "149"]
[EventDate "1995.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. Nf3 cxd4 6. Nxd4 e5 7. Nf3 Nc6 8. e3 d5 9. Bd2 0-0 10. a3 Bxc3 11. Bxc3 Re8 12. cxd5 Qxd5 13. Be2 Be6 14. 0-0 Qb3 15. Qxb3 Bxb3 16. Nd2 Bd5 17. Rfd1 Rad8 18. Rac1 Ne4 19. Nxe4 Bxe4 20. Bc4 Kf8 21. f3 Bf5 22. Bb5 f6 23. Kf2 Rxd1 24. Rxd1 Rd8 25. Rxd8+ Nxd8 26. Bb4+ Kf7 27. Bc5 a6 28. Ba4 Be6 29. Ke2 Nc6 30. Kd3 b5 31. Bd1 Bc4+ 32. Kc3 f5 33. f4 e4 34. g4 g6 35. gxf5 gxf5 36. Bh5+ Ke6 37. Be8 Bd5 38. Bf8 Na5 39. Kd4 Nc4 40. b3 Nd2 41. Bd7+ Kxd7 42. Kxd5 Nf1 43. Bc5 Nxh2 44. Ke5 h5 45. Kxf5 h4 46. Kg5 Nf3+ 47. Kg4 Ke6 48. Bb6 Kd7 49. f5 Ke8 50. Ba7 Ke7 51. Bb6 Ke8 52. Ba5 Ke7 53. Bc7 Ke8 54. Kf4 h3 55. Kxe4 h2 56. Bxh2 Nxh2 57. Kd5 Kd7 58. Kc5 Kc7 59. f6 Kd7 60. Kb6 Ng4 61. Kxa6 b4 62. axb4 Nxf6 63. b5 Kc8 64. Ka7 Ne4 65. b6 Nd6 66. e4 Nb7 67. b4 Nd6 68. e5 Nb7 69. Ka8 Nd8 70. e6 Nc6 71. b5 Na5 72. Ka7 Nb7 73. e7 Nd6 74. e8Q+ Nxe8 75. b7+ 1-0

[Event "Washington op-B"]
[Site "Seattle"]
[Date "1995.??.??"]
[Round "7"]
[White "Williams, David N"]
[Black "Edwards, Gary B"]
[Result "0-1"]
[ECO "D84"]
[PlyCount "90"]
[EventDate "1995.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 0-0 6. cxd5 Nxd5 7. Nxd5 Qxd5 8. Bxc7 Na6 9. Bxa6 Qxg2 10. Qf3 Qxf3 11. Nxf3 bxa6 12. 0-0 Bb7 13. Nd2 Rac8 14. Rfc1 Rfe8 15. Nb3 e5 16. dxe5 Bxe5 17. Bxe5 Rxe5 18. Rxc8+ Bxc8 19. Rc1 Bh3 20. Rc5 Re4 21. Rg5 Rc4 22. Rg3 Be6 23. f3 Ra4 24. Nc5 Rxa2 25. Nxe6 fxe6 26. Rg2 a5 27. Rc2 a4 28. Rc8+ Kg7 29. Rc7+ Kf6 30. Rxa7 Rxb2 31. Rxa4 e5 32. Re4 Kf5 33. Rc4 g5 34. h4 Re2 35. hxg5 Rxe3 36. Kf2 Rd3 37. Rg4 Rd7 38. Kg3 Rd4 39. Rxd4 exd4 40. f4 Ke4 41. f5 Kxf5 42. Kf3 Kxg5 43. Ke4 Kg4 44. Kxd4 h5 45. Ke3 Kg3 0-1

[Event "Washington op-B"]
[Site "Seattle"]
[Date "1995.??.??"]
[Round "5"]
[White "Williams, David N"]
[Black "Peterson, Philip"]
[Result "0-1"]
[ECO "A90"]
[PlyCount "70"]
[EventDate "1995.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 d5 4. Bg2 c6 5. Nc3 Nf6 6. Nf3 Bd6 7. 0-0 0-0 8. Nd2 Bd7 9. f3 Be8 10. e4 dxe4 11. fxe4 Bh5 12. Qb3 Bc7 13. d5 Bb6+ 14. Kh1 Ng4 15. Bf3 fxe4 16. Ncxe4 Ne3 17. Bxh5 Nxf1 18. c5 Nxd2 19. Bxd2 Qxd5 20. Qxd5 exd5 21. cxb6 dxe4 22. bxa7 Rxa7 23. Be3 Ra5 24. Bg4 Na6 25. Rd1 Nc7 26. Rd7 Nd5 27. Bd4 Nf6 28. Be6+ Kh8 29. Rxb7 e3 30. Bc4 Ra4 31. b4 Re8 32. Bc3 e2 33. Be1 c5 34. Bb3 Rxb4 35. Bxb4 cxb4 0-1

[Event "Washington op-B"]
[Site "Seattle"]
[Date "1995.??.??"]
[Round "3"]
[White "Williams, David N"]
[Black "Zurybida, Paul"]
[Result "1/2-1/2"]
[ECO "A57"]
[PlyCount "100"]
[EventDate "1995.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 d6 7. bxa6 Bg7 8. Bb5+ Nbd7 9. Nf3 Bxa6 10. 0-0 0-0 11. Bxa6 Rxa6 12. Qe2 Qa8 13. e4 Rb8 14. Nd2 Nb6 15. Rd1 Nfd7 16. f4 Na4 17. Ndb1 Bd4+ 18. Kh1 Rab6 19. Nxa4 Qxa4 20. Nc3 Qa5 21. Rd3 Rb4 22. Nd1 Qa7 23. Ra3 Qb7 24. Rb1 c4 25. Be3 Bxe3 26. Rxe3 Nc5 27. a3 Rb3 28. Qxc4 Qd7 29. Rxb3 Rxb3 30. h3 Qb7 31. Rc1 Nd3 32. Qc8+ Qxc8 33. Rxc8+ Kg7 34. Rc3 Rxc3 35. bxc3 Nxf4 36. Kg1 Kf6 37. Kf2 Ke5 38. Kf3 f5 39. exf5 Kxf5 40. a4 Nxd5 41. Ne3+ Ke5 42. Nxd5 Kxd5 43. a5 Kc5 44. Ke4 Kb5 45. Kd5 Kxa5 46. Ke6 Kb5 47. Kxe7 d5 48. Kd6 Kc4 49. Ke5 Kxc3 50. Kxd5 Kd3 1/2-1/2

