[Event "Washington State-chD"]
[Site "Kirkland"]
[Date "2020.02.16"]
[Round "7"]
[White "Mathews, Dan"]
[Black "Polich, Duane"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1516"]
[PlyCount "45"]
[EventDate "2020.02.08"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Be2 Bg7 4. Be3 c5 5. c3 cxd4 6. Bxd4 Nf6 7. Bf3 Nc6 8. Be3 0-0 9. Ne2 Ne5 10. Ng3 b6 11. Be2 Bb7 12. f3 Rc8 13. 0-0 Qd7 14. Nd2 h5 15. Bg5 Qc7 16. Bxf6 Bxf6 17. f4 Nd7 18. Bxh5 gxh5 19. Nxh5 Kh7 20. Qg4 Rh8 21. Rf3 Rcg8 22. Nxf6+ Nxf6 23. Rh3+ 1-0

[Event "Washington State-chD"]
[Site "Kirkland"]
[Date "2020.02.15"]
[Round "6"]
[White "Wang, Felicity"]
[Black "Polich, Duane"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1527"]
[PlyCount "58"]
[EventDate "2020.02.08"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 Nd7 5. Bd3 e5 6. c3 Qe7 7. 0-0 Ngf6 8. Qe2 Nh5 9. fxe5 dxe5 10. d5 0-0 11. c4 Nf4 12. Qd1 Nc5 13. Bc2 f5 14. Nc3 fxe4 15. Nxe4 Nxe4 16. Bxe4 Qc5+ 17. Kh1 Qxc4 18. Bc2 Qe2 19. Qxe2 Nxe2 20. Re1 Nd4 21. Nxd4 exd4 22. Bb3 Kh8 23. Bd2 Bf5 24. Re7 Bd3 25. Rxc7 Rf2 26. Rd1 Raf8 27. Rcc1 Be4 28. Bb4 Rxg2 29. Re1 Rf1+ 0-1

[Event "Washington State-chD"]
[Site "Kirkland"]
[Date "2020.02.09"]
[Round "4"]
[White "Polich, Duane"]
[Black "Li, Edward1111"]
[Result "1/2-1/2"]
[ECO "A03"]
[BlackElo "1266"]
[PlyCount "118"]
[EventDate "2020.02.08"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 e6 4. f4 Nbd7 5. Nf3 Be7 6. Be2 b6 7. Ne5 Nxe5 8. fxe5 Nd7 9. 0-0 0-0 10. d4 c5 11. Nd2 Bb7 12. Bf3 Bg5 13. Re1 f6 14. c4 fxe5 15. dxe5 Qc7 16. cxd5 exd5 17. Nf1 Qc6 18. Qe2 Qe6 19. Bg4 Qe7 20. Bxd7 Qxd7 21. Qh5 Qf5 22. Qe2 Ba6 23. Ng3 Bxe2 24. Nxf5 Bg4 25. Nd6 Be7 26. Nb5 Bh5 27. Nc7 Rac8 28. Nxd5 Bh4 29. g3 Bg5 30. Nf4 Bg4 31. Kg2 Bf5 32. e4 Bd7 33. Rad1 Bg4 34. Rd3 Bxf4 35. gxf4 Rxf4 36. h3 Rcf8 37. hxg4 Rf2+ 38. Kg3 Rxb2 39. e6 Re8 40. Rf1 h6 41. Rd6 Re2 42. Kf3 Rxa2 43. Kf4 Ra5 44. Ke5 c4+ 45. Rd5 cxb3 46. Rb1 Ra6 47. Rxb3 b5 48. Rd6 Ra5 49. Rc6 Ra4 50. Rxb5 Kf8 51. Rb7 Ra5+ 52. Kd6 Ra4 53. Rcc7 Ra6+ 54. Kd5 Raxe6 55. Rf7+ Kg8 56. Rxg7+ Kh8 57. Rh7+ Kg8 58. Rbg7+ Kf8 59. Rxa7 Kg8 1/2-1/2

[Event "Washington State-chD"]
[Site "Kirkland"]
[Date "2020.02.09"]
[Round "3"]
[White "Velea, Stephanie"]
[Black "Polich, Duane"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1574"]
[PlyCount "70"]
[EventDate "2020.02.08"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Be3 Nd7 5. f3 e5 6. d5 Ngf6 7. g4 a6 8. Qd2 h6 9. h4 Ng8 10. h5 g5 11. 0-0-0 Bf8 12. Nge2 Ndf6 13. Kb1 Bd7 14. Ng3 Ne7 15. Rc1 Qb8 16. Nd1 c5 17. dxc6 bxc6 18. c4 c5 19. Nc3 Nc6 20. Nd5 Nxd5 21. exd5 Nd4 22. Bxd4 cxd4 23. Bd3 a5 24. Bf5 Qb7 25. Bxd7+ Qxd7 26. Nf5 Qa4 27. Rhe1 Kd7 28. Qe2 Rb8 29. c5 Qb5 30. Qh2 f6 31. cxd6 Qxd5 32. Rc7+ Kd8 33. Rec1 Bxd6 34. Qc2 Qe6 35. Qc6 Rxb2+ 1-0

[Event "Washington State-chD"]
[Site "Kirkland"]
[Date "2020.02.08"]
[Round "1"]
[White "Polich, Duane"]
[Black "Bian, Erin"]
[Result "0-1"]
[ECO "A03"]
[BlackElo "1405"]
[PlyCount "82"]
[EventDate "2020.02.08"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. b3 d5 2. e3 c5 3. Bb2 Nc6 4. f4 Nf6 5. Nf3 e6 6. Be2 Be7 7. 0-0 0-0 8. Ne5 d4 9. Nxc6 bxc6 10. Bf3 Ba6 11. Re1 Qb6 12. exd4 cxd4 13. d3 Rac8 14. f5 Bb4 15. fxe6 Bxe1 16. exf7+ Rxf7 17. Qxe1 Bb7 18. Na3 Re8 19. Qg3 Ba6 20. Qh4 c5 21. Rf1 Qe6 22. Bc1 Nd5 23. Qe4 Qxe4 24. dxe4 Bxf1 25. exd5 Re1 26. Bd2 Ra1 27. Kf2 Ba6 28. Kg3 Rxa2 29. Bc1 Bb7 30. Nc4 Rxc2 31. Ba3 Rxf3+ 32. gxf3 Bxd5 33. Bxc5 Bxc4 34. bxc4 a5 35. Bxd4 Rxc4 36. Be5 a4 37. Kf2 a3 38. Ke2 a2 39. Kd2 Rb4 40. Kc2 Rb1 41. f4 a1Q 0-1

[Event "Washington State-chD"]
[Site "Kirkland"]
[Date "2020.02.08"]
[Round "2"]
[White "Polich, Duane"]
[Black "Patton, Lorenzo"]
[Result "1/2-1/2"]
[ECO "A01"]
[BlackElo "1492"]
[PlyCount "40"]
[EventDate "2020.02.08"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. b3 e5 2. e3 d6 3. Bb2 c5 4. d4 exd4 5. exd4 Qf6 6. Nf3 Ne7 7. c4 g6 8. Nc3 Bg7 9. dxc5 dxc5 10. Nb5 Qe6+ 11. Be2 0-0 12. Bxg7 Kxg7 13. Nc7 Qc6 14. Nxa8 b6 15. Nxb6 axb6 16. 0-0 Bb7 17. Qd2 Nf5 18. Ne1 Qf6 19. Rd1 Nd4 20. f4 Rd8 1/2-1/2

[Event "Washington State Invitational"]
[Site "Redmond"]
[Date "2009.02.16"]
[Round "9"]
[White "Mathews, Dan"]
[Black "Polich, Duane"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1839"]
[BlackElo "1913"]
[PlyCount "71"]
[EventDate "2009.02.07"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. Bc4 c6 5. c3 Qc7 6. Bf4 e5 7. dxe5 dxe5 8. Ng5 exf4 9. Nxf7 Nh6 10. Nxh8 Bxh8 11. Nd2 Nd7 12. Nf3 Ne5 13. Nxe5 Bxe5 14. h4 Bd7 15. Qb3 0-0-0 16. Rd1 Re8 17. f3 b5 18. Be2 Qb6 19. Qc2 Be6 20. b4 Ng8 21. a3 Nf6 22. c4 a6 23. c5 Qc7 24. 0-0 Nh5 25. Rd2 Qe7 26. Rfd1 Qxh4 27. Rd6 Bxd6 28. Rxd6 Qe1+ 29. Kh2 Ng3 30. Rxc6+ Kb7 31. Rb6+ Ka7 32. Rxa6+ Kxa6 33. Qa4+ Kb7 34. Qxb5+ Kc7 35. Qb6+ Kd7 36. Qd6+ 1-0

[Event "Washington State Invitational"]
[Site "Redmond"]
[Date "2009.02.15"]
[Round "7"]
[White "Pazderic, Nicola"]
[Black "Polich, Duane"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1856"]
[BlackElo "1913"]
[PlyCount "58"]
[EventDate "2009.02.07"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 c6 3. d4 d5 4. e5 c5 5. dxc5 Bxc5 6. Qg4 g6 7. Bg5 Qb6 8. 0-0-0 Bd7 9. Bd3 Nc6 10. f4 Nce7 11. Nge2 Be3+ 12. Kb1 Rc8 13. Qf3 Bc5 14. g4 Ba3 15. Nb5 Bxb5 16. Bxb5+ Qxb5 17. Qxa3 Qxe2 18. Bf6 Nxf6 19. exf6 Qxc2+ 20. Ka1 Qc5 21. Qh3 Nc6 22. Rc1 Qd4 23. g5 Qxf4 24. Qa3 Kd7 25. h4 Nb4 26. Qa4+ Kd6 27. Qd1 Rxc1+ 28. Qxc1 Qxc1+ 29. Rxc1 Nd3 0-1

[Event "Washington State Invitational"]
[Site "Redmond"]
[Date "2009.02.14"]
[Round "5"]
[White "Chang, Eddie Cheng Ho"]
[Black "Polich, Duane"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1832"]
[BlackElo "1913"]
[PlyCount "94"]
[EventDate "2009.02.07"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 d5 3. d3 Nc6 4. Nd2 Nf6 5. e4 Bg4 6. f3 Bh5 7. Nh3 dxe4 8. dxe4 e5 9. 0-0 Qd4+ 10. Nf2 Rd8 11. c3 Qd7 12. Qc2 Be7 13. Nc4 b5 14. Ne3 0-0 15. Nf5 a5 16. Be3 Qc7 17. Nxe7+ Qxe7 18. Rad1 c4 19. Rxd8 Nxd8 20. Rd1 Ne6 21. a4 b4 22. cxb4 Qxb4 23. Bd2 Qc5 24. Qc3 Nd4 25. Kf1 Nb3 26. Be3 Qc7 27. g4 Bg6 28. g5 Nd7 29. Bh3 Nb8 30. Rd5 f6 31. Be6+ Bf7 32. Bxf7+ Kxf7 33. gxf6 gxf6 34. Rb5 Rc8 35. Bb6 Qd7 36. Bxa5 Nd4 37. Rb4 Qe6 38. Rb7+ Kg6 39. Bb4 Qc6 40. Re7 Qxa4 41. Ba3 Nbc6 42. Rd7 Na7 43. Rb7 Nab5 44. Qb4 Qc2 45. Qe7 Qe2+ 46. Kg2 Qxf3+ 47. Kf1 Qe2+ 1/2-1/2

[Event "Washington State Invitational"]
[Site "Redmond"]
[Date "2009.02.14"]
[Round "6"]
[White "Polich, Duane"]
[Black "Watts, Peter Owen"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1913"]
[BlackElo "1935"]
[PlyCount "137"]
[EventDate "2009.02.07"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 g6 4. c4 Bg7 5. Nf3 0-0 6. Nc3 dxc4 7. Bxc4 c5 8. 0-0 Nc6 9. Na4 a6 10. Be2 b6 11. d4 Ne4 12. Qc1 Bb7 13. Rd1 cxd4 14. Nxd4 Qc7 15. Bf3 Nc5 16. Nxc5 Nxd4 17. Bxd4 Bxf3 18. gxf3 e5 19. Bb2 bxc5 20. Rd5 Rac8 21. Qc4 Rfd8 22. Rad1 Rxd5 23. Rxd5 Qc6 24. Ba3 Qf6 25. Rxc5 Rxc5 26. Qxc5 h6 27. Bb2 Qf5 28. Kg2 h5 29. e4 Qg5+ 30. Kh1 Qf4 31. Qe3 Qh4 32. Bc1 Bf6 33. f4 Qg4 34. f3 Qh3 35. Qf2 Bh4 36. Qg2 Qd7 37. Qg1 Bf6 38. fxe5 Bxe5 39. f4 Bf6 40. Qe3 Qd1+ 41. Kg2 Qc2+ 42. Kf3 Qxa2 43. e5 Be7 44. Bd2 Qb1 45. Ke2 Qh1 46. h3 Qg2+ 47. Kd1 Qd5 48. Kc2 Qc6+ 49. Qc3 Qg2 50. Kc1 Bh4 51. Qc8+ Kg7 52. Bb4 Qh1+ 53. Kc2 Qe4+ 54. Kb2 Qxb4 55. Qxa6 Qxf4 56. Qd6 Bg3 57. b4 Qxe5+ 58. Qxe5+ Bxe5+ 59. Kb3 g5 60. Kc4 g4 61. hxg4 hxg4 62. Kd5 Bb8 63. Ke4 f5+ 64. Kxf5 g3 65. Ke6 g2 66. Kd7 g1Q 67. Kc8 Qa7 68. Kd8 Kf7 69. b5 0-1

[Event "Washington State Invitational"]
[Site "Redmond"]
[Date "2009.02.08"]
[Round "4"]
[White "Polich, Duane"]
[Black "Kolde, Sterling"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1913"]
[BlackElo "1822"]
[PlyCount "116"]
[EventDate "2009.02.07"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. b3 e5 2. e3 d6 3. Bb2 Nc6 4. d4 exd4 5. exd4 d5 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 Qe7+ 9. Qe2 0-0-0 10. 0-0 Qxe2 11. Bxe2 Nf6 12. Nd2 Bd6 13. c3 Rhe8 14. Bb5 a6 15. Bd3 g6 16. b4 Nb8 17. a4 b6 18. Nb3 Kb7 19. a5 b5 20. Nc5+ Bxc5 21. bxc5 c6 22. Bc1 Re6 23. f3 Rde8 24. Kf2 Nbd7 25. Bf4 Kc8 26. g4 h5 27. g5 Ng8 28. Rae1 Rxe1 29. Rxe1 Rxe1 30. Kxe1 Nf8 31. Bd6 Ne6 32. h4 Kd8 33. Kf2 Ne7 34. Bxe7+ Kxe7 35. Ke3 Nd8 36. f4 f5 37. Kd2 Nb7 38. Kc2 Nd8 39. Kd2 Ne6 40. Ke3 Nd8 41. Kd2 Nb7 42. Ke2 Nxa5 43. Kd2 Nb7 44. Bc2 a5 45. Bb3 Nd8 46. Kd3 Ne6 47. Ke3 Kd7 48. Bc2 Kc7 49. Bb3 Kb7 50. Bc2 Ka6 51. Bb3 a4 52. Ba2 Ka5 53. Bb1 b4 54. cxb4+ Kxb4 55. Bd3 a3 56. Ba6 a2 57. Bc8 a1Q 58. Bxe6 Qe1+ 0-1

[Event "Washington State Invitational"]
[Site "Redmond"]
[Date "2009.02.08"]
[Round "3"]
[White "Polich, Duane"]
[Black "Wang, Michael"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1913"]
[BlackElo "1932"]
[PlyCount "52"]
[EventDate "2009.02.07"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. b3 d5 2. e3 c5 3. Bb2 Nc6 4. f4 Nf6 5. Nf3 g6 6. Be2 Bg7 7. 0-0 0-0 8. Ne5 Ne8 9. d4 Nxe5 10. fxe5 f6 11. c4 Be6 12. Nc3 fxe5 13. Nxd5 Rxf1+ 14. Kxf1 Bxd5 15. cxd5 exd4 16. exd4 Qd6 17. dxc5 Qf4+ 18. Bf3 Bxb2 19. Rb1 Bd4 20. Rc1 Qe3 21. Qc2 Rc8 22. b4 Nd6 23. Re1 Nc4 24. Rd1 Qg1+ 25. Ke2 Qf2+ 26. Kd3 Ne5+ 0-1

[Event "Washington State Invitational"]
[Site "Redmond"]
[Date "2009.02.07"]
[Round "2"]
[White "Kalina, Chris"]
[Black "Polich, Duane"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1945"]
[BlackElo "1913"]
[PlyCount "78"]
[EventDate "2009.02.07"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 d6 3. Nf3 Bg7 4. Nc3 c6 5. b3 Qc7 6. Bb2 Nd7 7. e4 e5 8. Be2 Ngf6 9. 0-0 Nh5 10. Re1 0-0 11. Bf1 a6 12. g3 b5 13. Rc1 b4 14. Ne2 c5 15. dxe5 dxe5 16. Qd2 Bb7 17. Qe3 Rad8 18. Rcd1 Nb8 19. Bg2 Qe7 20. Nc1 Nc6 21. Nd3 Nd4 22. Nxd4 cxd4 23. Qd2 a5 24. Ra1 Qc7 25. a3 bxa3 26. Rxa3 Ra8 27. Rea1 Qb6 28. Nc1 f5 29. exf5 Bxg2 30. Kxg2 Rxf5 31. Rxa5 Raf8 32. f4 Qc6+ 33. Kg1 Nxf4 34. gxf4 Rxf4 35. Qg2 Qxg2+ 36. Kxg2 Rf2+ 37. Kg1 Rf1+ 38. Kg2 R8f2+ 39. Kg3 Rxb2 0-1

[Event "Washington State Invitational"]
[Site "Redmond"]
[Date "2009.02.07"]
[Round "1"]
[White "Polich, Duane"]
[Black "Prentice, Gregory"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "1913"]
[BlackElo "1799"]
[PlyCount "108"]
[EventDate "2009.02.07"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Bd2 d6 7. a3 Bd7 8. Nf3 Rb8 9. Rb1 a5 10. Nb5 0-0 11. 0-0 d5 12. Bf4 Rc8 13. Qc1 b6 14. Re1 dxc4 15. dxc4 Nh5 16. Rd1 Nxf4 17. Qxf4 e5 18. Qd2 Be6 19. Qe1 Qe7 20. Nd2 f5 21. Nf1 Nd4 22. Ne3 Nxb5 23. Nd5 Qa7 24. cxb5 e4 25. e3 Rfd8 26. Nf4 Bb3 27. Rxd8+ Rxd8 28. Bf1 Qd7 29. Qc1 Qf7 30. Be2 Be5 31. h4 Bxf4 32. exf4 Qd5 33. Qc3 Qe6 34. Rc1 Rd4 35. Kg2 Qd5 36. h5 Rd2 37. hxg6 Rxe2 38. gxh7+ Kxh7 39. Rh1+ Kg6 40. Rh6+ Kxh6 41. Qf6+ Kh7 42. Qh4+ Kg7 43. Qg5+ Kf8 44. Qh6+ Ke7 45. Qg7+ Kd8 46. Qf8+ Kc7 47. Qe7+ Qd7 48. Qe5+ Kb7 49. Kh3 Rxf2 50. Kh4 Qd8+ 51. Kh5 Bf7+ 52. Kh6 Rh2+ 53. Kg7 Rh7+ 54. Kxh7 Qg8+ 0-1

[Event "Washington Class-ch A"]
[Site "Seattle"]
[Date "2006.11.26"]
[Round "6"]
[White "Polich, Duane"]
[Black "May, Andy P"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1939"]
[BlackElo "1952"]
[PlyCount "58"]
[EventDate "2006.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 Bf5 4. f4 e6 5. Nf3 Be7 6. Be2 0-0 7. 0-0 c5 8. Ne5 Nfd7 9. g4 Bg6 10. Nxg6 hxg6 11. g5 e5 12. h4 d4 13. Bc4 Nb6 14. Bd3 Nd5 15. Qf3 Nc6 16. h5 Bxg5 17. hxg6 fxg6 18. Bc4 Nce7 19. Qg2 Bh6 20. e4 b5 21. Bxd5+ Nxd5 22. exd5 Bxf4 23. c4 Qh4 24. d6 Bh2+ 25. Qxh2 Rxf1+ 26. Kxf1 Qxh2 27. Na3 Rf8+ 28. Ke1 d3 29. Bd4 Qe2# 0-1

[Event "Washington Class-ch A"]
[Site "Seattle"]
[Date "2006.11.25"]
[Round "3"]
[White "Polich, Duane"]
[Black "Grant, Peter"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1939"]
[BlackElo "1944"]
[PlyCount "77"]
[EventDate "2006.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d6 4. d4 exd4 5. exd4 Nf6 6. Nf3 Bg4 7. Be2 d5 8. 0-0 Be7 9. Ne5 Bxe2 10. Qxe2 0-0 11. Nd2 Re8 12. f4 Bf8 13. Rae1 a5 14. a3 a4 15. b4 Qd6 16. Qd3 Qd8 17. Qf3 Ne7 18. g4 Ng6 19. g5 Ne4 20. Nxe4 dxe4 21. Rxe4 Ra6 22. Ree1 Qc8 23. f5 Nxe5 24. dxe5 Qd8 25. Qg4 Rc6 26. Rd1 Qe7 27. c4 g6 28. f6 Qe6 29. Rf4 Qxg4+ 30. Rxg4 h6 31. h4 h5 32. Rf4 Rce6 33. Rd7 c5 34. b5 b6 35. Rf2 Rxe5 36. Bxe5 Rxe5 37. Rd8 Re4 38. Rfd2 Rxh4 39. Rxf8+ 1-0

[Event "Washington Class-ch A"]
[Site "Seattle"]
[Date "2006.11.25"]
[Round "4"]
[White "Wilson, Matthew Spencer"]
[Black "Polich, Duane"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1789"]
[BlackElo "1939"]
[PlyCount "114"]
[EventDate "2006.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. g3 c6 5. Bg2 Qc7 6. Nge2 e5 7. h3 Nf6 8. 0-0 0-0 9. a4 b6 10. Re1 Bb7 11. Be3 Qe7 12. Qd2 Nbd7 13. Bg5 Rfe8 14. Rad1 Rad8 15. d5 c5 16. Ra1 a6 17. Reb1 Qf8 18. b4 h6 19. bxc5 dxc5 20. Be3 Kh7 21. Nd1 Ra8 22. Nb2 b5 23. axb5 axb5 24. Nd1 Rxa1 25. Rxa1 Ra8 26. Rb1 Ba6 27. Nec3 b4 28. Ne2 Qd6 29. c3 Rb8 30. cxb4 cxb4 31. Nc1 Bf8 32. f3 Bc4 33. Bf1 Bxf1 34. Kxf1 Qa6+ 35. Kg2 Ne8 36. Qd3 Nc7 37. Qxa6 Nxa6 38. Nb3 Nac5 39. Nxc5 Nxc5 40. Nb2 Kg8 41. Kf2 Ra8 42. Rc1 Nb3 43. Rc2 Ra2 44. Re2 Nc5 45. Bc1 b3 46. f4 Bd6 47. Kf3 f6 48. Nc4 Nd3 49. Bb2 Nxb2 50. Nxd6 Na4 51. Nc4 Rxe2 52. Kxe2 b2 53. Nd2 Nc3+ 54. Kd3 b1Q+ 55. Nxb1 Nxb1 56. fxe5 fxe5 57. Kc4 Kf7 0-1

[Event "Washington Class-ch A"]
[Site "Seattle"]
[Date "2006.11.24"]
[Round "1"]
[White "Polich, Duane"]
[Black "Opalewski, Brian"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1939"]
[BlackElo "1726"]
[PlyCount "68"]
[EventDate "2006.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. b3 c5 2. Bb2 Nc6 3. f4 d6 4. Nf3 Nf6 5. e3 g6 6. a4 Bg7 7. Na3 0-0 8. Nc4 Bg4 9. Be2 Qc7 10. 0-0 Rfe8 11. h3 Bd7 12. d4 cxd4 13. exd4 Rac8 14. c3 Nd5 15. Ne1 Na5 16. Nxa5 Nxc3 17. Qd2 Nxe2+ 18. Kh2 Nxd4 19. b4 Ne6 20. Bxg7 Kxg7 21. Nb3 b6 22. Rc1 Qd8 23. b5 Nf8 24. Qd4+ f6 25. Nd3 Be6 26. Nd2 Qd7 27. Nb4 Rxc1 28. Rxc1 Rc8 29. Re1 Bf7 30. Nd5 e5 31. fxe5 dxe5 32. Rxe5 Qd6 33. Nf3 fxe5 34. Nxe5 Re8 0-1

[Event "NWC August op"]
[Site "Seattle"]
[Date "1992.??.??"]
[Round "?"]
[White "Dubisch, Ralph"]
[Black "Polich, Duane"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2300"]
[PlyCount "31"]
[EventDate "1992.08.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Be3 Nd7 5. Nf3 c6 6. a4 Qa5 7. Qd2 b5 8. b4 Qxb4 9. axb5 c5 10. Be2 cxd4 11. Nxd4 Nc5 12. 0-0 Ne6 13. Ra4 Qb2 14. Rb1 Nxd4 15. Bxd4 Bxd4 16. Rxb2 1-0

[Event "NWC January-A"]
[Site "Seattle"]
[Date "1991.??.??"]
[Round "?"]
[White "Polich, Duane"]
[Black "Hatala, John P"]
[Result "1-0"]
[ECO "A37"]
[PlyCount "69"]
[EventDate "1991.01.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 e5 6. d3 Nge7 7. Ng5 0-0 8. 0-0 d6 9. Nd5 Rb8 10. Ne4 a6 11. Bg5 h6 12. Ndf6+ Kh8 13. f4 hxg5 14. fxg5 Bf5 15. g4 Bxf6 16. gxf6 Bxe4 17. Bxe4 Kh7 18. Qe1 Rh8 19. Qh4+ Kg8 20. Qg5 Qf8 21. fxe7 Qxe7 22. Rf6 Rh7 23. Raf1 Nd4 24. Bd5 Nxe2+ 25. Kg2 Nf4+ 26. R1xf4 exf4 27. Rxg6+ Kh8 28. Qxe7 fxg6 29. Qxd6 Re8 30. Qf6+ Rg7 31. Qxf4 Rge7 32. Qh6+ Rh7 33. Qxg6 Rhe7 34. Qf6+ Rg7 35. h4 1-0

[Event "Northwest Chess December op"]
[Site "Seattle"]
[Date "1983.12.??"]
[Round "?"]
[White "Ryan, Mark"]
[Black "Polich, Duane"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "60"]
[EventDate "1983.12.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 b6 2. d4 e6 3. Nf3 Bb7 4. Bd3 Be7 5. 0-0 Nf6 6. Qe2 c5 7. c4 cxd4 8. Nxd4 Nc6 9. Nc2 Qc7 10. Nc3 Rc8 11. f4 Bc5+ 12. Kh1 h5 13. a3 a6 14. b4 Bd4 15. Bb2 Bxc3 16. Bxc3 e5 17. Ne3 Nd4 18. Bxd4 exd4 19. Nd5 Qd8 20. Qf2 Ng4 21. Qxd4 Qh4 22. Qg1 Bxd5 23. exd5 0-0 24. h3 Rce8 25. Rf3 Re7 26. Bf5 Rfe8 27. Bxg4 hxg4 28. Rff1 Re2 29. f5 R8e3 30. Rf4 Rxh3+ 0-1

