[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2004.02.14"]
[Round "2"]
[White "Behrendt, Larry"]
[Black "Birkedahl, Karen"]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "53"]
[EventDate "2004.02.14"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Bc4 0-0 9. Be3 Nc6 10. h3 cxd4 11. cxd4 b6 12. Rc1 Bb7 13. 0-0 Rc8 14. Qd2 Qd7 15. Rfd1 Na5 16. Bd3 Rxc1 17. Rxc1 Rc8 18. Rxc8+ Qxc8 19. d5 Nc4 20. Qc1 Nxe3 21. Qxc8+ Bxc8 22. fxe3 a6 23. a4 Bc3 24. Nd4 Bxd4 25. exd4 Kf8 26. Kf2 Ke8 27. Kf3 1/2-1/2

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2003.02.17"]
[Round "5"]
[White "Birkedahl, Karen"]
[Black "Pugh, Larry"]
[Result "1-0"]
[ECO "B22"]
[BlackElo "2049"]
[PlyCount "120"]
[EventDate "2003.02.15"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e5 5. dxe5 Qxe5+ 6. Be3 Nf6 7. Nf3 Qc7 8. Bd3 Be7 9. 0-0 0-0 10. Qc2 c4 11. Be2 Bg4 12. Nbd2 Nbd7 13. Rad1 b5 14. Nd4 Bxe2 15. Nxe2 Bd6 16. h3 Nc5 17. Nf3 Nd3 18. Nc1 Ne5 19. Nxe5 Bxe5 20. Ne2 a6 21. Qf5 Rfe8 22. Bd4 Bh2+ 23. Kh1 Rxe2 24. Bxf6 Qf4 25. Qd5 Rae8 26. Bg5 Qe5 27. g3 Qxd5+ 28. Rxd5 Bxg3 29. fxg3 Rxb2 30. Rd2 Rxd2 31. Bxd2 f6 32. Re1 Rd8 33. Re2 Kf7 34. Kg2 Rd3 35. Kf2 g5 36. Be1 h5 37. Rd2 Rxc3 38. Rd7+ Ke6 39. Bxc3 Kxd7 40. Bxf6 g4 41. hxg4 hxg4 42. Bc3 Kc6 43. Ke3 Kd6 44. Ke4 Ke6 45. a3 Kd6 46. Kf4 Kd5 47. Kf5 a5 48. Kxg4 Ke4 49. Bxa5 Kd3 50. Kf4 c3 51. Bxc3 Kxc3 52. g4 Kb3 53. g5 Kxa3 54. g6 b4 55. g7 b3 56. g8Q b2 57. Qg1 Ka2 58. Qa7+ Kb3 59. Qb6+ Ka2 60. Qa5+ Kb3 1-0

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2003.02.15"]
[Round "1"]
[White "Birkedahl, Karen"]
[Black "Mueller, Kenneth H"]
[Result "1/2-1/2"]
[ECO "C06"]
[PlyCount "47"]
[EventDate "2003.02.15"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 Nc6 7. Ne2 Qb6 8. Nf3 f6 9. Nf4 fxe5 10. Nxe5 Nf6 11. Nxc6 bxc6 12. Qe2 Kf7 13. Be3 Be7 14. 0-0 cxd4 15. Bxd4 c5 16. Be5 Bd7 17. a4 a5 18. Rfe1 Bd6 19. Bxf6 gxf6 20. Qh5+ Kg7 21. Qg4+ Kf7 22. Qh5+ Kg7 23. Qg4+ Kf7 24. Qh5+ 1/2-1/2

[Event "Thompson Memorial op U2000"]
[Site "Dallas"]
[Date "2001.09.16"]
[Round "4"]
[White "Birkedahl, Karen"]
[Black "Griggs, Scott"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1695"]
[BlackElo "1884"]
[PlyCount "113"]
[EventDate "2001.09.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. 0-0 Nc6 8. Be3 cxd4 9. cxd4 Be7 10. Nc3 Qd6 11. Qd2 0-0 12. Rfd1 Nd5 13. Nxd5 Qxd5 14. Rdc1 Rac8 15. Bc4 Qa5 16. Qxa5 Nxa5 17. Be2 Bd6 18. h3 Bf5 19. Bg5 Rfe8 20. Rxc8 Rxc8 21. Rc1 Rxc1+ 22. Bxc1 Nc6 23. Be3 Kf8 24. Ne5 Nxe5 25. dxe5 Bxe5 26. Bc5+ Ke8 27. Bxa7 Bxb2 28. Bf3 Bb1 29. a4 Kd7 30. Bxb7 Kc7 31. Ba6 Bc3 32. Kf1 Be4 33. f3 Bc6 34. Bb5 Bxb5+ 35. axb5 Ba5 36. Be3 Bb6 37. Bf4+ Kd7 38. Ke2 f6 39. Kd3 e5 40. Bd2 Kd6 41. Kc4 f5 42. Bb4+ Kc7 43. Bc3 e4 44. fxe4 fxe4 45. Bxg7 e3 46. Bc3 Kd6 47. g4 Ke6 48. h4 Kd6 49. g5 Ke6 50. Kd3 Kf5 51. Be1 Kg6 52. Ke4 h6 53. gxh6 Kxh6 54. Kf5 Kh5 55. Kf4 Ba7 56. Ke5 Bb6 57. Kd5 1/2-1/2

[Event "Thompson Memorial op U2000"]
[Site "Dallas"]
[Date "2001.09.16"]
[Round "5"]
[White "Fukuchi, Curtis K"]
[Black "Birkedahl, Karen"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1867"]
[BlackElo "1695"]
[PlyCount "64"]
[EventDate "2001.09.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 cxd4 6. cxd4 Qb6 7. Qd2 Bd7 8. Nc3 Nge7 9. Nf3 Nf5 10. Rc1 Be7 11. Be2 0-0 12. Bd3 Nxe3 13. fxe3 Nb4 14. Bb1 Bb5 15. Nxb5 Qxb5 16. a3 Nc6 17. Bd3 Qb6 18. 0-0 Na5 19. Rc3 Rac8 20. b4 Nc4 21. Qe2 a5 22. Rb1 axb4 23. axb4 Qc7 24. Qc2 h6 25. b5 Qd7 26. Bxc4 Rxc4 27. Rxc4 dxc4 28. Qxc4 Rc8 29. Qd3 Rc7 30. Rd1 Bb4 31. Qb1 Qxb5 32. Rd2 Qc4 1/2-1/2

[Event "Thompson Memorial op U2000"]
[Site "Dallas"]
[Date "2001.09.15"]
[Round "3"]
[White "Birkedahl, Karen"]
[Black "Chin, Ming T"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "1695"]
[BlackElo "1803"]
[PlyCount "41"]
[EventDate "2001.09.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 Nc6 5. Ngf3 Bd7 6. Bd3 cxd4 7. cxd4 Qb6 8. Nb3 dxe4 9. Bxe4 Nf6 10. Bc2 Rc8 11. a3 Bd6 12. 0-0 0-0 13. Bg5 Ne7 14. Bxf6 gxf6 15. Rc1 Ng6 16. h4 Ba4 17. h5 Bxb3 18. hxg6 fxg6 19. Bxb3 Rxc1 20. Bxe6+ Kg7 21. Qxc1 1-0

[Event "Thompson Memorial op U2000"]
[Site "Dallas"]
[Date "2001.09.15"]
[Round "1"]
[White "Birkedahl, Karen"]
[Black "Ushakiva, Yekaterina"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1695"]
[BlackElo "1872"]
[PlyCount "29"]
[EventDate "2001.09.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 a6 6. Nf3 e6 7. Bg5 h6 8. Bh4 Be7 9. Bd3 0-0 10. 0-0 Nc6 11. Rc1 Bd7 12. a3 b5 13. Bc2 b4 14. Ne2 Qb6 15. Qd3 1/2-1/2

[Event "Thompson Memorial op U2000"]
[Site "Dallas"]
[Date "2001.09.15"]
[Round "2"]
[White "Yeh, Peter"]
[Black "Birkedahl, Karen"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1846"]
[BlackElo "1695"]
[PlyCount "68"]
[EventDate "2001.09.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Bf4 Bd6 6. Ne2 0-0 7. 0-0 c6 8. c3 Re8 9. Bxd6 Qxd6 10. Ng3 Bg4 11. Qc2 Nbd7 12. Nd2 Nf8 13. Rae1 Ng6 14. h3 Bd7 15. Nf3 Qf4 16. Ne2 Qd6 17. Nc1 Qf4 18. Ne2 Qd6 19. Ng3 Qf4 20. Nd2 Be6 21. Re2 Re7 22. Rfe1 Rae8 23. Nb3 b6 24. Nc1 Qg5 25. Bxg6 hxg6 26. Nd3 Ne4 27. h4 Qxh4 28. Nxe4 dxe4 29. Rxe4 Qg5 30. f4 Qg4 31. Ne5 Qf5 32. g4 Qf6 33. Nxc6 Rd7 34. Ne5 Rdd8 1-0

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2001.02.19"]
[Round "6"]
[White "Sloan, Sam"]
[Black "Birkedahl, Karen"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1921"]
[BlackElo "1649"]
[PlyCount "53"]
[EventDate "2001.02.17"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. g4 e5 2. d3 d5 3. h3 Bc5 4. Nc3 c6 5. e4 Be6 6. Nf3 Nd7 7. Ng5 Qf6 8. Rh2 h6 9. Nxe6 Qxe6 10. f4 0-0-0 11. Qf3 Qf6 12. exd5 Qh4+ 13. Kd1 Ne7 14. dxc6 Nxc6 15. Ne4 Nd4 16. Qg2 Rhe8 17. fxe5 Nxe5 18. c3 Ndf3 19. Nxc5 Qe1+ 20. Kc2 b6 21. Be2 bxc5 22. Bxf3 Rxd3 23. Bb7+ Kb8 24. Bf4 Rxc3+ 25. bxc3 Qxa1 26. Qd5 Qe1 27. Ba6 1-0

[Event "US Open-100"]
[Site "Reno"]
[Date "1999.??.??"]
[Round "?"]
[White "Birkedahl, Karen"]
[Black "Banks, Derek"]
[Result "1/2-1/2"]
[ECO "B17"]
[PlyCount "64"]
[EventDate "1999.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bf4 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bf3 Qb6 9. Ne2 Bg4 10. Bxg4 Nxg4 11. 0-0 0-0-0 12. Qd3 g6 13. Qh3 f5 14. Qc3 Bg7 15. Qc4 e5 16. Qe6+ Kb8 17. dxe5 Rhe8 18. Qf7 Bxe5 19. h3 Bxf4 20. Nxf4 Ne5 21. Qxh7 Rd7 22. Qh6 Qxb2 23. Nd3 Nxd3 24. Qxg6 Red8 25. cxd3 Qb5 26. Rab1 Qxd3 27. Qxc6 Rg7 28. Qb5 Qe4 29. f3 Rd2 30. Rf2 Rxf2 31. fxe4 Rgxg2+ 32. Kh1 Rh2+ 1/2-1/2

[Event "US Open-100"]
[Site "Reno"]
[Date "1999.??.??"]
[Round "?"]
[White "Birkedahl, Karen"]
[Black "Miles, Anthony John"]
[Result "0-1"]
[ECO "B03"]
[BlackElo "2609"]
[PlyCount "82"]
[EventDate "1999.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nf3 Be7 7. Be3 Nc6 8. a3 0-0 9. Bd3 Bg4 10. Nbd2 Bf6 11. Qc2 g6 12. 0-0 d5 13. c5 Nc8 14. Rfe1 N8e7 15. h3 Bf5 16. Nb3 Qd7 17. Bg5 Bxg5 18. Nxg5 a5 19. Nf3 a4 20. Nbd2 f6 21. Nf1 Rfe8 22. Ng3 Bxd3 23. Qxd3 Na5 24. Nd2 Kg7 25. Re2 b5 26. Rae1 Ng8 27. Qf3 Rxe2 28. Qxe2 Kf7 29. Qf3 Ra6 30. Re3 Re6 31. Qe2 c6 32. Kf1 Ne7 33. f4 Nc4 34. Nxc4 dxc4 35. f5 Rxe3 36. fxg6+ hxg6 37. Qxe3 Nf5 38. Nxf5 Qxf5+ 39. Ke2 Qc2+ 40. Qd2 Qxd2+ 41. Kxd2 Ke6 0-1

[Event "US Open-100"]
[Site "Reno"]
[Date "1999.??.??"]
[Round "?"]
[White "Birkedahl, Karen"]
[Black "Straver, Edwin"]
[Result "1-0"]
[ECO "B50"]
[PlyCount "37"]
[EventDate "1999.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Nc6 5. h3 d5 6. e5 Nd7 7. e6 fxe6 8. Ng5 Nf6 9. Bxh7 Ne5 10. Bc2 d4 11. Ba4+ Nc6 12. Qe2 Qd5 13. Nf3 Bd7 14. Bb3 Qd6 15. Ng5 d3 16. Qe3 Rh5 17. Bd1 Nd5 18. Bxh5+ Kd8 19. Nf7+ 1-0

[Event "US Open-100"]
[Site "Reno"]
[Date "1999.??.??"]
[Round "?"]
[White "Graves, John D"]
[Black "Birkedahl, Karen"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2280"]
[PlyCount "50"]
[EventDate "1999.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Rb1 cxd4 9. cxd4 0-0 10. Be2 Nc6 11. d5 Nb8 12. 0-0 Nd7 13. Be3 a6 14. Qc2 b5 15. Rfc1 Ne5 16. Nxe5 Bxe5 17. f4 Bg7 18. Qc7 e6 19. d6 e5 20. Rd1 Be6 21. Qc2 Qd7 22. Qd2 Rac8 23. Rbc1 Rxc1 24. Rxc1 Rd8 25. Rd1 Rc8 1/2-1/2

[Event "US Open-100"]
[Site "Reno"]
[Date "1999.??.??"]
[Round "?"]
[White "Orton, William R"]
[Black "Birkedahl, Karen"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2224"]
[PlyCount "38"]
[EventDate "1999.08.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Qb6 7. a3 Bd7 8. Nc3 Nge7 9. b4 Nf5 10. Na4 Qc7 11. Nc5 Be7 12. a4 Ncxd4 13. Nxd4 Qxe5+ 14. Be3 Nxe3 15. fxe3 Qxe3+ 16. Qe2 Qc3+ 17. Qd2 Qxa1+ 18. Kf2 Bxc5 19. bxc5 Qxa4 0-1

