[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2017.12.19"]
[Round "9"]
[White "Mcenroe, Glenn Austin"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C61"]
[WhiteElo "1500"]
[BlackElo "1400"]
[PlyCount "97"]
[EventDate "2017.10.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. 0-0 c6 6. Bc4 Bc5 7. d3 Ne7 8. f4 0-0 9. Nd2 Kh8 10. Nf3 d5 11. exd5 Nxd5 12. Re1 Bg4 13. h3 Bxf3 14. Qxf3 Qh4 15. Bd2 Rad8 16. Re5 Bd6 17. Rh5 Qf6 18. Bxd5 cxd5 19. Rxd5 b6 20. Re1 Bc5 21. Rxd8 Rxd8 22. Qe4 g6 23. Qe5 Kg7 24. Qxf6+ Kxf6 25. g4 h5 26. Kg2 Rd5 27. c4 dxc3 28. Bxc3+ Bd4 29. Re3 Bxc3 30. bxc3 h4 31. Kf3 Ra5 32. Re2 Rc5 33. Rc2 b5 34. Ke4 b4 35. c4 Ke6 36. d4 f5+ 37. Kf3 Ra5 38. Re2+ Kd6 39. gxf5 gxf5 40. c5+ Kd5 41. Re5+ Kxd4 42. Rxf5 Ra3+ 43. Kg4 Rxa2 44. c6 Rc2 45. Ra5 b3 46. Rxa7 b2 47. Rb7 Kc3 48. c7 Kd2 49. Rxb2 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2017.11.28"]
[Round "6"]
[White "Revi, Frank"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1232"]
[BlackElo "1400"]
[PlyCount "62"]
[EventDate "2017.10.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bf4 Ne4 5. Qc2 Nxf2 6. Kxf2 Qf6 7. Nf3 Qxf4 8. e3 Qh6 9. Be2 0-0 10. Ne4 Nc6 11. c5 b6 12. a3 Ba5 13. b4 Bxb4 14. axb4 Nxb4 15. Qc4 Nd5 16. cxb6 Qxe3+ 17. Ke1 Qxe4 18. bxc7 Bb7 19. Qb5 Bc6 20. Qb3 Nxc7 21. Kf2 Rfb8 22. Qc4 Bb5 23. Qxc7 Qxe2+ 24. Kg3 a6 25. Rac1 h6 26. Qf4 Bc6 27. Rhe1 Qa2 28. Re3 Rb2 29. Rf1 Rxg2+ 30. Kh3 Rf8 31. Nh4 g5 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2017.11.21"]
[Round "5"]
[White "Olson, David R"]
[Black "Shinejil, Maximus"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1400"]
[PlyCount "46"]
[EventDate "2017.10.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 f6 3. d5 Ne5 4. c3 Nxf3+ 5. exf3 c6 6. Bc4 cxd5 7. Bxd5 e5 8. Bxg8 Rxg8 9. 0-0 d5 10. Re1 Bc5 11. Nd2 Qb6 12. Qe2 h5 13. f4 e4 14. Nxe4 Bg4 15. Nxf6+ Kf8 16. Qe8+ Rxe8 17. Rxe8+ Kf7 18. Rxg8 Kxf6 19. h3 Bxf2+ 20. Kh1 Qe6 21. Rf8+ Ke7 22. Bd2 Kxf8 23. hxg4 Qxg4 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2017.11.14"]
[Round "4"]
[White "Carrel, Nick"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1030"]
[BlackElo "1400"]
[PlyCount "120"]
[EventDate "2017.10.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 g6 3. d4 Bg7 4. Be3 Nf6 5. Nc3 0-0 6. Bd3 Ng4 7. Qe2 Nxe3 8. Qxe3 e5 9. d5 Nd7 10. Be2 Nb6 11. Nd2 f5 12. Nc4 f4 13. Qd2 Nd7 14. 0-0-0 Nc5 15. f3 a6 16. g4 Bd7 17. Bd3 Qh4 18. Qe1 Nxd3+ 19. cxd3 Qh3 20. Qf1 Qh4 21. h3 a5 22. Qe1 Qxe1 23. Rhxe1 b5 24. Nd2 b4 25. Ncb1 g5 26. Nb3 Rfc8 27. d4 a4 28. N3d2 exd4 29. a3 c5 30. e5 dxe5 31. Nc4 Ra6 32. d6 Be6 33. Nxe5 Rxd6 34. Re4 Bd5 35. Nc4 Re6 36. Rxe6 Bxe6 37. Nd6 Rc6 38. Ne4 Bd5 39. Nxg5 b3 40. Re1 Rc8 41. Kd2 c4 42. h4 h6 43. Nh3 Bxf3 44. Nxf4 Bxg4 45. Ng6 Rc7 46. Re8+ Kf7 47. Re4 Bf5 48. Ne5+ Bxe5 49. Rxe5 Bxb1 50. Rh5 Rc6 51. Ra5 c3+ 52. Kc1 Rc4 53. Kxb1 c2+ 54. Kc1 d3 55. Rf5+ Ke6 56. Rf2 Rxh4 57. Rf1 Rh2 58. Re1+ Re2 59. Rd1 d2+ 60. Rxd2 Re1+ 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2017.11.07"]
[Round "3"]
[White "Olson, David R"]
[Black "Badgett Jr, James Raymond"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1400"]
[BlackElo "1122"]
[PlyCount "58"]
[EventDate "2017.10.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 a6 3. Nf3 d6 4. Bxf7+ Kxf7 5. Ng5+ Ke8 6. Qf3 Nf6 7. 0-0 h6 8. Nh3 Nc6 9. c3 Ne5 10. Qe2 Bg4 11. f3 Bxh3 12. gxh3 Nh5 13. d4 cxd4 14. cxd4 Nc6 15. Be3 Qb6 16. Rd1 Rc8 17. d5 Nf4 18. Qd2 Qb4 19. Bxf4 Qxd2 20. Nxd2 Nd4 21. Kf2 g5 22. Rac1 Rxc1 23. Rxc1 gxf4 24. Rc7 b5 25. Ra7 Bg7 26. b3 Nc2 27. Rxa6 Rg8 28. Ke2 Kf7 29. Kd3 Nb4+ 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2017.10.31"]
[Round "2"]
[White "Boldi, Ethan Vaughn"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1892"]
[BlackElo "1400"]
[PlyCount "65"]
[EventDate "2017.10.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Qf6 8. Bxd5+ Be6 9. Bxc6 bxc6 10. Qxc6 Bd6 11. Nc3 Rab8 12. Ne4 Qg6 13. d3 Rb6 14. Nxd6+ cxd6 15. Qe4 Bf5 16. Qf3 Rc8 17. h3 Kg8 18. h4 Rxc2 19. h5 Qg4 20. Qxg4 Bxg4 21. b3 Re2+ 22. Kf1 Rc2 23. Be3 Rbc6 24. Kg1 R6c3 25. Rh4 Be6 26. d4 exd4 27. Rxd4 d5 28. Ra4 Kf7 29. Rxa7+ Kf8 30. Re1 Rd3 31. Bg5 h6 32. Be7+ Kf7 33. Bh4+ 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2017.10.24"]
[Round "1"]
[White "Olson, David R"]
[Black "Yanofsky, Kevin"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1400"]
[BlackElo "1864"]
[PlyCount "54"]
[EventDate "2017.10.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. 0-0 Nc6 5. c3 e6 6. d4 cxd4 7. cxd4 d5 8. exd5 exd5 9. Re1+ Nge7 10. Be2 0-0 11. Na3 Nf5 12. Nc2 Qb6 13. Be3 Qxb2 14. a3 Qb6 15. Rb1 Qc7 16. Qd2 Qa5 17. Qd3 Nxe3 18. fxe3 Bf5 19. Qb3 Bxc2 20. Qxc2 Qxa3 21. Rxb7 Qxe3+ 22. Kf1 Nxd4 23. Qc5 Rac8 24. Qxa7 Rc1 25. Rb2 Re8 26. Rd2 Rxe1+ 27. Kxe1 Nxf3+ 0-1

[Event "San Francisco Grey Memorial"]
[Site "San Francisco"]
[Date "2017.10.03"]
[Round "9"]
[White "Carrel, Nick"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "C61"]
[BlackElo "1400"]
[PlyCount "50"]
[EventDate "2017.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxe5 Nxb5 5. Qh5 g6 6. Qf3 Qf6 7. Qg3 Bd6 8. f4 Nd4 9. Ng4 Qe6 10. 0-0 Ne2+ 11. Kf2 Nxg3 12. hxg3 Qxg4 13. e5 Bc5+ 14. Ke1 Qxg3+ 15. Kd1 Qxg2 16. Re1 b6 17. b4 Bxb4 18. a3 Bc5 19. Nc3 Bb7 20. Bb2 0-0-0 21. Ne2 Bf2 22. e6 f6 23. e7 Re8 24. f5 Rxe7 25. Nf4 Rxe1# 0-1

[Event "San Francisco Grey Memorial"]
[Site "San Francisco"]
[Date "2017.09.26"]
[Round "8"]
[White "Olson, David R"]
[Black "Badgett Jr, James Raymond"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1400"]
[BlackElo "1120"]
[PlyCount "40"]
[EventDate "2017.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. Ng5 e6 5. 0-0 Qxg5 6. d4 Qe7 7. d5 Nf6 8. e5 Nxd5 9. Bxd5 exd5 10. Qxd5 Nc6 11. f4 Nb4 12. Qc4 d6 13. Bd2 dxe5 14. Nc3 Be6 15. Qe4 Rd8 16. Rad1 Bf5 17. Qf3 Bxc2 18. a3 Bxd1 19. Rxd1 Nc2 20. f5 Nd4 0-1

[Event "San Francisco Grey Memorial"]
[Site "San Francisco"]
[Date "2017.09.19"]
[Round "7"]
[White "Bayaraa, Timothy"]
[Black "Olson, David R"]
[Result "1/2-1/2"]
[ECO "C62"]
[WhiteElo "1076"]
[BlackElo "1400"]
[PlyCount "95"]
[EventDate "2017.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 a6 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 Nf6 8. Bg5 Be7 9. 0-0-0 c5 10. Qa4+ Bd7 11. Qc4 Be6 12. Nd5 0-0 13. Nxe7+ Qxe7 14. Qc3 Nxe4 15. Bxe7 Nxc3 16. bxc3 Rfe8 17. Bh4 Bxa2 18. Rhe1 Reb8 19. Kd2 Rb2 20. c4 Bxc4 21. Kc3 Rb4 22. Rb1 Be6 23. Rxb4 cxb4+ 24. Kxb4 a5+ 25. Ka3 Rb8 26. Ka4 Rb2 27. Kxa5 Rxc2 28. Rb1 f6 29. Nd4 Rc5+ 30. Ka6 Bc8+ 31. Ka7 Rc4 32. Nf5 Bxf5 33. Rb8+ Kf7 34. Bg3 Ra4+ 35. Kb7 c5 36. Bxd6 c4 37. Bf4 Rb4+ 38. Kc7 Rxb8 39. Kxb8 g5 40. Be3 Ke6 41. Kc7 h5 42. Kc6 c3 43. Kc5 Ke5 44. Bd4+ Ke6 45. Bxc3 Be4 46. g3 f5 47. Kd4 g4 48. Ke3 1/2-1/2

[Event "San Francisco Grey Memorial"]
[Site "San Francisco"]
[Date "2017.09.12"]
[Round "6"]
[White "Olson, David R"]
[Black "Cowgill, Jackie P"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1400"]
[BlackElo "1181"]
[PlyCount "79"]
[EventDate "2017.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. e5 Nxe5 6. Bf4 Nc6 7. Nb5 d6 8. Be2 Be7 9. 0-0 0-0 10. Nd2 a6 11. Nc3 Be6 12. Re1 b5 13. Bf3 Qd7 14. h3 Rab8 15. Nce4 Rbd8 16. Ng5 Nd4 17. c3 Nxf3+ 18. Ndxf3 h6 19. Nxe6 fxe6 20. Qe2 e5 21. Bh2 Rfe8 22. Rad1 Qc6 23. Rd3 e4 24. Nd4 Qc4 25. Re3 Qd5 26. f4 c5 27. Nb3 Qa8 28. g4 d5 29. g5 d4 30. cxd4 cxd4 31. Nxd4 Nd5 32. Rg3 Nxf4 33. Qxe4 Bxg5 34. Qxa8 Rxa8 35. Rxe8+ Rxe8 36. Rg4 Ne2+ 37. Nxe2 Rxe2 38. Rg2 Rxg2+ 39. Kxg2 Bf6 40. b3 1/2-1/2

[Event "San Francisco Grey Memorial"]
[Site "San Francisco"]
[Date "2017.09.05"]
[Round "5"]
[White "Chen, Alan"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "D85"]
[BlackElo "1400"]
[PlyCount "69"]
[EventDate "2017.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 Nc6 8. Be3 Bg4 9. h3 Bxf3 10. Qxf3 0-0 11. Bc4 e5 12. d5 Na5 13. Be2 f5 14. 0-0 f4 15. Bc5 Rf7 16. Bb4 b6 17. Bxa5 bxa5 18. c4 Rb8 19. Rab1 Bf8 20. Qc3 Bd6 21. Qxa5 c5 22. Qxd8+ Rxd8 23. Rb3 h5 24. Rfb1 Rdd7 25. Ra3 Kg7 26. Ra6 Kh6 27. Rb5 Kg5 28. Bd1 Bf8 29. Ba4 Rb7 30. Rxb7 Rxb7 31. Be8 Rg7 32. Re6 Rb7 33. Rxg6+ Kh4 34. d6 Rg7 35. d7 1-0

[Event "San Francisco Grey Memorial"]
[Site "San Francisco"]
[Date "2017.08.29"]
[Round "4"]
[White "Olson, David R"]
[Black "Canessa, Kate"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "1400"]
[PlyCount "49"]
[EventDate "2017.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Bd6 3. Bc4 Nh6 4. Nc3 c6 5. d4 Qe7 6. Bxh6 gxh6 7. Qd2 Qf6 8. 0-0-0 Bb4 9. dxe5 Qe7 10. Kb1 b5 11. Bb3 a5 12. a3 a4 13. Ba2 Bxa3 14. Ka1 Na6 15. bxa3 b4 16. Nxa4 bxa3 17. Qd6 Qd8 18. Qf6 Rf8 19. Nd4 Nb4 20. Qxd8+ Kxd8 21. Bb3 c5 22. Nxc5 Re8 23. c3 Rb8 24. cxb4 Rxb4 25. Nc6+ 1-0

[Event "San Francisco Grey Memorial"]
[Site "San Francisco"]
[Date "2017.08.22"]
[Round "3"]
[White "Olson, David R"]
[Black "Baer, Michael"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1400"]
[BlackElo "1354"]
[PlyCount "76"]
[EventDate "2017.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Nc3 a6 5. Be2 g6 6. 0-0 Bg7 7. d4 cxd4 8. Nxd4 Ngf6 9. f4 0-0 10. Be3 Nc5 11. Bf3 Qc7 12. Qd2 Ng4 13. Bxg4 Bxg4 14. h3 Bd7 15. Nd5 Qd8 16. f5 Nxe4 17. Qd3 Nf6 18. Nf4 Qc8 19. Nfe2 Nd5 20. Bd2 Nf6 21. c3 b5 22. Rae1 Qb7 23. Ng3 Rae8 24. Rf2 Bc8 25. Bc1 Qd5 26. a3 Nd7 27. Qd1 Ne5 28. Rd2 Qb7 29. h4 h5 30. Nxh5 gxh5 31. Qxh5 e6 32. Re3 exf5 33. Rg3 Qe4 34. Re2 Qb1 35. Qh6 Ng4 36. Qg5 Rxe2 37. Nxe2 Qc2 38. Kf1 Qd1# 0-1

[Event "San Francisco Grey Memorial"]
[Site "San Francisco"]
[Date "2017.08.15"]
[Round "2"]
[White "Tuck, Drew"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "1624"]
[BlackElo "1400"]
[PlyCount "83"]
[EventDate "2017.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. Nf5 Ndf6 8. Nc3 g6 9. Ne3 Ne7 10. 0-0 Nc6 11. Ned5 Nxd5 12. Nxd5 Bg7 13. Be3 0-0 14. Qd2 Qh4 15. f3 f5 16. Bg5 Qh5 17. exf5 gxf5 18. Ne7+ Kh8 19. Nxc6 bxc6 20. Be7 Rf7 21. Qxd6 Re8 22. Bd8 Bf8 23. Qd1 Qg6 24. Ba5 Rg7 25. Qd2 Bd6 26. Rae1 Rd7 27. Kh1 Qh5 28. Bc3 Kg8 29. f4 e4 30. Qd4 Ree7 31. Qh8+ Kf7 32. Qg7+ Ke6 33. Qf6+ Kd5 34. Rd1+ Kc5 35. Qd4+ Kb5 36. a4+ Ka6 37. Qc4+ Kb7 38. Rxd6 Rxd6 39. Qb4+ Kc7 40. Be5 Rxe5 41. fxe5 Qd1 42. Qxd6+ 1-0

[Event "San Francisco Grey Memorial"]
[Site "San Francisco"]
[Date "2017.08.08"]
[Round "1"]
[White "Anderson, Michael Gene"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1908"]
[BlackElo "1400"]
[PlyCount "27"]
[EventDate "2017.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 c5 5. Nf3 g6 6. Bg5 Ne7 7. Bf6 Rg8 8. Bc4 Bg7 9. Bxg7 Rxg7 10. Qd2 Nbc6 11. Qh6 Kf8 12. Ng5 Ng8 13. Nxh7+ Ke8 14. Qxg7 1-0

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2017.02.21"]
[Round "8"]
[White "Olson, David R"]
[Black "Brown, Nicholas"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1374"]
[BlackElo "1566"]
[PlyCount "52"]
[EventDate "2017.01.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. g3 d5 4. c5 Bf5 5. Bg2 e6 6. b4 Be7 7. 0-0 0-0 8. Nc3 a5 9. b5 Bxc5 10. a4 Nbd7 11. d4 Bd6 12. Rb1 c5 13. Rb2 cxd4 14. Nxd4 Bg6 15. Bg5 Be5 16. Rb3 Rc8 17. e3 Rc4 18. f4 Bxd4 19. exd4 Qc7 20. Ne2 Bc2 21. Qe1 Bxb3 22. f5 e5 23. dxe5 Qxe5 24. Bf4 Rxf4 25. Rxf4 Re8 26. Bf3 Bc4 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2017.02.14"]
[Round "7"]
[White "McKellar, Daniel"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "1688"]
[BlackElo "1374"]
[PlyCount "111"]
[EventDate "2017.01.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 g6 3. d4 d6 4. f4 e6 5. Nf3 b6 6. Bd3 Nc6 7. 0-0 Bg7 8. Bd2 0-0 9. Ne2 Bb7 10. f5 e5 11. fxg6 fxg6 12. d5 Ne7 13. Ng5 Bc8 14. Ng3 h6 15. Nf3 Kh7 16. c4 Bg4 17. h3 Bd7 18. Be2 Qc8 19. Kh2 c5 20. b4 Rb8 21. b5 a5 22. Nh4 Rf7 23. Rc1 Qg8 24. Rc3 Rbf8 25. Rcf3 Bc8 26. Kg1 Bd7 27. Qe1 Ra8 28. R3f2 Bc8 29. Qc1 Qf8 30. Nh1 g5 31. Bh5 gxh4 32. Bxf7 Qxf7 33. Qe1 Bxh3 34. gxh3 Qg6+ 35. Rg2 Qxe4 36. Qxe4+ Nxe4 37. Rf7 Ng6 38. Be1 Ng5 39. Rd7 Nf3+ 40. Kf1 Nxe1 41. Kxe1 Re8 42. Nf2 Re7 43. Rxe7 Nxe7 44. Ne4 Nc8 45. Rg4 Kh8 46. Rg6 Bf8 47. Kf2 Kh7 48. Re6 Be7 49. Kf3 Kg7 50. Kg4 Kh7 51. Kh5 Bg5 52. Nxg5+ hxg5 53. Kxg5 Kg7 54. Kxh4 Kh7 55. Re8 Na7 56. Re7+ 1-0

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2017.01.31"]
[Round "5"]
[White "Olson, David R"]
[Black "Boldi, Nicholas Armen"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1374"]
[BlackElo "1277"]
[PlyCount "44"]
[EventDate "2017.01.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nc6 2. c4 e5 3. Nc3 d6 4. g3 Nf6 5. Bg2 Be6 6. e3 Bxc4 7. d3 Be6 8. 0-0 Be7 9. Ng5 Bc8 10. b3 a6 11. Bb2 h6 12. Nf3 Be6 13. Rc1 Qd7 14. Ne4 0-0-0 15. d4 Bxb3 16. Nxf6 Bxd1 17. Nxd7 Bxf3 18. Bxf3 Rxd7 19. Bg4 Bg5 20. Bxd7+ Kxd7 21. Rcd1 Re8 22. d5 Na7 1/2-1/2

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2017.01.24"]
[Round "4"]
[White "Simpkins, Jerry"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1602"]
[BlackElo "1374"]
[PlyCount "47"]
[EventDate "2017.01.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 Nf6 5. Ng5 Be6 6. Bxe6 fxe6 7. Nxe6 Qd7 8. Nd5 Kf7 9. Ng5+ Kg8 10. Nxf6+ gxf6 11. Nh3 h5 12. d3 Qg7 13. 0-0 Nd4 14. c3 Ne6 15. f4 Rd8 16. Qb3 Qf7 17. fxe5 dxe5 18. Rf3 Bc5+ 19. Kh1 Kh7 20. Bg5 Be7 21. Raf1 Qg8 22. Bxf6 Bxf6 23. Rxf6 Nf4 24. Rf7+ 1-0

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2017.01.03"]
[Round "1"]
[White "Uzzaman, Ashik"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1923"]
[BlackElo "1374"]
[PlyCount "45"]
[EventDate "2017.01.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 e6 3. c4 Bb4+ 4. Nc3 Nf6 5. f3 h6 6. e5 Nh7 7. a3 Be7 8. f4 0-0 9. Nf3 f5 10. d5 exd5 11. cxd5 Nb8 12. Bc4 Bc5 13. b4 Bb6 14. Na4 Kh8 15. Nxb6 axb6 16. 0-0 c5 17. b5 Qe7 18. d6 Qe8 19. Bb2 Qh5 20. a4 Re8 21. Qb3 Rf8 22. h3 Rd8 23. Bf7 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2016.11.29"]
[Round "7"]
[White "Chan, John"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1595"]
[BlackElo "1400"]
[PlyCount "71"]
[EventDate "2016.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. h3 b6 6. Bd3 Bb7 7. Be3 0-0 8. Qd2 Nbd7 9. 0-0 e5 10. d5 c6 11. Bg5 Qc7 12. Bc4 Nc5 13. Rfe1 b5 14. dxc6 Bxc6 15. Bd5 Rad8 16. b4 Ne6 17. Bxf6 Bxf6 18. Bxc6 Qxc6 19. Nd5 Nf4 20. Nxf6+ Kg7 21. Nd5 Nh5 22. Rac1 f5 23. Ng5 Rde8 24. exf5 Rxf5 25. Nf3 e4 26. Qd4+ Kh6 27. Qe3+ Kg7 28. Qxa7+ Rf7 29. Qd4+ Kh6 30. Rxe4 Nf6 31. Rh4+ Kg7 32. Nxf6 Rxf6 33. Ng5 h6 34. Rf4 Re5 35. Rxf6 Kxf6 36. Nf3 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2016.11.22"]
[Round "6"]
[White "Pasko, Yuriy"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "D94"]
[BlackElo "1400"]
[PlyCount "56"]
[EventDate "2016.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 g6 4. e3 Bg7 5. Nf3 c6 6. Bd2 0-0 7. Bd3 Bg4 8. h3 Be6 9. 0-0 dxc4 10. Be2 h6 11. g4 Na6 12. a3 Nc7 13. b3 b5 14. Nh2 cxb3 15. f4 a5 16. Bd3 Rb8 17. g5 Nh5 18. h4 Bc4 19. Be2 Ng3 20. Rf2 Bxe2 21. Nxe2 Ne4 22. Rg2 a4 23. Ng4 h5 24. Nh6+ Kh7 25. Ng3 Nxd2 26. Qxd2 Nd5 27. Nxh5 Nxe3 28. Qc3 Nxg2 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2016.11.15"]
[Round "5"]
[White "Olson, David R"]
[Black "Casares, Nick Jr"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1400"]
[BlackElo "1617"]
[PlyCount "42"]
[EventDate "2016.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Be2 d5 5. exd5 Nxd5 6. Ne4 Be7 7. 0-0 0-0 8. Re1 f5 9. Ng3 e4 10. c4 exf3 11. Bxf3 Nf4 12. b3 Nd3 13. Bd5+ Kh8 14. Re2 Nf4 15. Re3 Bc5 16. Rf3 Nxd5 17. cxd5 Qxd5 18. Bb2 f4 19. Ne2 Bg4 20. Rxf4 Bxe2 21. Rxf8+ Rxf8 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2016.11.08"]
[Round "4"]
[White "Sadowsky, Jacob A"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1697"]
[BlackElo "1400"]
[PlyCount "37"]
[EventDate "2016.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Nxd4 6. Bxd4 Bxd4 7. Qxd4 Qf6 8. c3 d6 9. Nd2 c5 10. Qd3 Ne7 11. Nc4 0-0 12. Qxd6 Be6 13. 0-0-0 Qxf2 14. Qxe7 Qf4+ 15. Kb1 Qxe4+ 16. Bd3 Qxg2 17. Rhg1 Qf2 18. Rdf1 Rfe8 19. Qg5 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2016.11.01"]
[Round "3"]
[White "Olson, David R"]
[Black "Donaldson, Kyle Garrett"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1400"]
[BlackElo "1453"]
[PlyCount "73"]
[EventDate "2016.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nc3 0-0 5. Nf3 d6 6. 0-0 Nc6 7. d3 Be6 8. a3 a6 9. b4 Ba7 10. Ng5 d5 11. c5 d4 12. Nce4 Bf5 13. Bb2 Nxe4 14. Nxe4 Qd7 15. f4 f6 16. Qd2 Bh3 17. Rf2 Bxg2 18. Rxg2 Ne7 19. Rf1 Nf5 20. Rgf2 Ne3 21. Rc1 f5 22. c6 bxc6 23. Nc5 Bxc5 24. Rxc5 exf4 25. Rxf4 Nd5 26. Rxd4 Rae8 27. e4 fxe4 28. dxe4 Qh3 29. Qg2 Qxg2+ 30. Kxg2 Ne3+ 31. Kh3 Rf6 32. Rh5 Re5 33. Rd8+ Kf7 34. Bxe5 Re6 35. Bf4 Rxe4 36. Re5 Rxe5 37. Bxe5 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2016.10.25"]
[Round "2"]
[White "Olson, David R"]
[Black "Erickson, Lane Austin"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1400"]
[BlackElo "1558"]
[PlyCount "34"]
[EventDate "2016.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. e5 Nc6 5. d4 Qb6 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 Qxd4 9. Qxd4 Nxd4 10. Bxd5 Nc2+ 11. Kd1 Nxa1 12. Bd2 0-0-0 13. Nc3 e6 14. Be4 f5 15. exf6 Nxf6 16. Ke2 Nxe4 17. Rxa1 Nxd2 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2016.10.18"]
[Round "1"]
[White "Clemens, Kristian"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "1944"]
[BlackElo "1400"]
[PlyCount "51"]
[EventDate "2016.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. g3 c5 4. Bg2 Nf6 5. d3 g6 6. 0-0 Bg7 7. e3 Bg4 8. h3 Bd7 9. exd4 cxd4 10. Nxd4 Nc6 11. Nxc6 Bxc6 12. Nc3 0-0 13. Be3 Qc7 14. Qc2 Rad8 15. Rfd1 Rd7 16. Rd2 Rfd8 17. Rad1 Bxg2 18. Kxg2 Qc6+ 19. Kh2 Qf3 20. d4 e6 21. d5 e5 22. Bxa7 b5 23. Bb6 Rb8 24. c5 b4 25. c6 Rd6 26. Bc7 1-0

[Event "San Francisco Benson Memorial"]
[Site "San Francisco"]
[Date "2016.09.27"]
[Round "9"]
[White "Olson, David R"]
[Black "Baterdene, Jonathan"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1400"]
[BlackElo "1353"]
[PlyCount "82"]
[EventDate "2016.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. Be2 d5 5. exd5 Nxd5 6. d3 Bf5 7. 0-0 Bd6 8. Bg5 Nf6 9. Nbd2 Qe7 10. Ne4 Bxe4 11. dxe4 Qe6 12. Qc2 h6 13. Bh4 0-0 14. b3 Rad8 15. Bc4 Qg4 16. Rfe1 a6 17. a4 Ne7 18. Rad1 Ng6 19. Bg3 c6 20. b4 b5 21. Ba2 Rfe8 22. Rd3 Nf4 23. Rd2 N6h5 24. h3 Nxh3+ 25. gxh3 Qxf3 26. Rd3 Qf6 27. Rde3 Nxg3 28. fxg3 c5 29. Rf3 Qg6 30. Bxf7+ Qxf7 31. Rxf7 Kxf7 32. Rd1 Ke6 33. bxc5 Bc7 34. c4 bxa4 35. Qxa4 Rb8 36. Qc6+ Kf7 37. Qxc7+ Kg8 38. Rd7 Rb1+ 39. Kf2 Rf8+ 40. Rf7 Rxf7+ 41. Ke2 Rxc7 0-1

[Event "San Francisco Benson Memorial"]
[Site "San Francisco"]
[Date "2016.09.20"]
[Round "8"]
[White "Olson, David R"]
[Black "Buckter, Samuel Lim"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1400"]
[PlyCount "68"]
[EventDate "2016.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc5 e5 6. Nxb7 Qb6 7. Nc5 exd4 8. Nd3 Bd6 9. Nf3 Nf6 10. Be2 0-0 11. 0-0 Re8 12. Re1 c5 13. b3 a5 14. Nh4 Bd7 15. Bg5 Ne4 16. Bf4 Nc3 17. Qd2 Bf8 18. Bf3 Nc6 19. Ne5 Nxe5 20. Bxe5 Rad8 21. Qf4 Qe6 22. g3 Nd5 23. Qd2 Qc6 24. Qxa5 Be6 25. Ng2 Qd7 26. Qd2 Bh3 27. Re4 Nc3 28. Ree1 Qf5 29. Qf4 Qxc2 30. Be4 Ne2+ 31. Rxe2 Qxe2 32. Bxh7+ Kh8 33. Qh4 Qg4 34. Qh6 Rxe5 0-1

[Event "San Francisco Benson Memorial"]
[Site "San Francisco"]
[Date "2016.09.13"]
[Round "7"]
[White "Mcenroe, Glenn Austin"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1508"]
[BlackElo "1400"]
[PlyCount "72"]
[EventDate "2016.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. d3 h6 6. Bxc6 bxc6 7. Nxe5 0-0 8. Nc3 Re8 9. Nf3 a6 10. h3 Bb7 11. Re1 d5 12. exd5 cxd5 13. d4 Bb6 14. Be3 c6 15. Na4 Bc7 16. Nc5 Bc8 17. Nd3 Ne4 18. Nde5 Qf6 19. c3 Ra7 20. Qa4 Bxe5 21. dxe5 Qe6 22. Bxa7 Re7 23. Bc5 Nxc5 24. Qd4 Ne4 25. Rad1 Qg6 26. Kh2 Qe6 27. b3 g5 28. g4 h5 29. Rg1 hxg4 30. Rxg4 Qh6 31. Rdg1 Bxg4 32. Rxg4 f5 33. exf6 Rh7 34. h4 Kf7 35. Kg2 Nxf6 36. Nxg5+ Kf8 1-0

[Event "San Francisco Benson Memorial"]
[Site "San Francisco"]
[Date "2016.09.06"]
[Round "6"]
[White "Eastham, Asher Dan"]
[Black "Olson, David R"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1568"]
[BlackElo "1400"]
[PlyCount "54"]
[EventDate "2016.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. 0-0 d6 6. c3 0-0 7. Bg5 Be6 8. Bb3 Ne7 9. Bxf6 gxf6 10. d4 Bb6 11. Nbd2 Kh8 12. Re1 Rg8 13. Nf1 Ng6 14. Ne3 Nf4 15. Kh1 Qf8 16. Qd2 Qg7 17. Nh4 c6 18. f3 Rad8 19. g3 Nh5 20. Nef5 Bxf5 21. Nxf5 Qg5 22. Qxg5 Rxg5 23. Rad1 exd4 24. Nh6 Nxg3+ 25. hxg3 Rh5+ 26. Kg2 Rxh6 27. cxd4 Kg7 1/2-1/2

[Event "San Francisco Benson Memorial"]
[Site "San Francisco"]
[Date "2016.08.30"]
[Round "5"]
[White "Olson, David R"]
[Black "Lee, Gordon S Arai"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1400"]
[BlackElo "1737"]
[PlyCount "76"]
[EventDate "2016.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bg5 Be7 6. Bf3 c6 7. Ne2 Qb6 8. b3 h6 9. Be3 Nd5 10. 0-0 Nxe3 11. fxe3 Bg5 12. c3 Bxe3+ 13. Kh1 Bg5 14. Nd2 Nd7 15. Nc4 Qc7 16. Bh5 g6 17. Bf3 b6 18. Ng3 Ba6 19. Ne4 Bxc4 20. bxc4 f5 21. Nf2 Rd8 22. Re1 Kf7 23. d5 Nc5 24. dxe6+ Nxe6 25. Qc2 Rd2 26. Qa4 Nc5 27. Qxc6 Qxc6 28. Bxc6 Rxf2 29. Bd5+ Kf6 30. Rad1 Bd2 31. Rg1 Re8 32. Bf3 Ne4 33. a4 Rxf3 34. gxf3 Nf2+ 35. Kg2 Nxd1 36. Rxd1 Bxc3 37. Rd7 a5 38. Rh7 Re2+ 0-1

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2016.07.12"]
[Round "8"]
[White "Olson, David R"]
[Black "Enkh, Tergelsar"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1400"]
[BlackElo "1205"]
[PlyCount "51"]
[EventDate "2016.05.24"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bc4 Bc5 5. Nd5 Nxe4 6. 0-0 Nf6 7. Re1 d6 8. d4 Bxd4 9. Nxd4 Nxd4 10. Qxd4 0-0 11. Qh4 Nxd5 12. Qxd8 Rxd8 13. Bxd5 c6 14. Bb3 b5 15. Be3 a5 16. a4 b4 17. Rad1 d5 18. Bc5 d4 19. Rxe5 Ba6 20. Rxd4 Rxd4 21. Bxd4 Rd8 22. c3 Ra8 23. Re7 Kf8 24. Rxf7+ Ke8 25. Rxg7 Bd3 26. Rg8+ 1-0

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2016.07.05"]
[Round "7"]
[White "Capdeville, Barry E"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "C61"]
[WhiteElo "1248"]
[BlackElo "1400"]
[PlyCount "70"]
[EventDate "2016.05.24"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 Bb4+ 6. c3 dxc3 7. bxc3 Ba5 8. Bc4 Ne7 9. Qh5 Bxc3+ 10. Nxc3 0-0 11. Bg5 c6 12. 0-0 Qa5 13. Qh4 Ng6 14. Qg3 Qxc3 15. f4 h6 16. Bh4 Kh8 17. Rac1 Qd4+ 18. Kh1 d5 19. Bb3 dxe4 20. Bxf7 Nxh4 21. Qxh4 Rxf7 22. Qh5 Rf5 23. Qe8+ Kh7 24. dxe4 Rc5 25. Rcd1 Qc4 26. f5 Qg8 27. Qg6+ Kh8 28. f6 Be6 29. fxg7+ Qxg7 30. Qxe6 Re5 31. Qd6 Rxe4 32. Qd3 Rae8 33. Qh3 Re2 34. Qf3 Rxa2 35. Qf7 Qxg2# 0-1

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2016.06.28"]
[Round "6"]
[White "Olson, David R"]
[Black "Lawless, Kerry"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1400"]
[BlackElo "2274"]
[PlyCount "64"]
[EventDate "2016.05.24"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Nf3 Bb4 4. Nd5 Nxd5 5. exd5 d6 6. Bb5+ c6 7. dxc6 bxc6 8. Bc4 d5 9. a3 Bd6 10. Ba2 e4 11. Nd4 Qf6 12. c3 0-0 13. 0-0 Be5 14. Ne2 Ba6 15. f4 exf3 16. Rxf3 Qe7 17. Re3 Qc7 18. Ng3 d4 19. Rf3 Nd7 20. d3 dxc3 21. d4 cxb2 22. Bxb2 Bf6 23. Rc1 Rab8 24. Ba1 Qb6 25. Kh1 Rbd8 26. Ne4 Be7 27. Rb1 Qa5 28. Rbb3 Nf6 29. Nxf6+ Bxf6 30. Bc3 Qh5 31. Bb2 Bc4 32. Rh3 Qxd1# 0-1

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2016.06.21"]
[Round "5"]
[White "Odgerel, Byambatsetseg"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "1400"]
[PlyCount "16"]
[EventDate "2016.05.24"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 5. h3 Nd4 6. Nxd4 exd4 7. Nd5 Nxd5 8. Bxd5 0-0 0-1

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2016.06.14"]
[Round "4"]
[White "Isenberger, Stefan"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C30"]
[BlackElo "1400"]
[PlyCount "47"]
[EventDate "2016.05.24"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Be6 5. Bxe6 fxe6 6. d4 exd4 7. Nxd4 Qh4+ 8. g3 Qh3 9. Nxc6 Qg2 10. Rf1 Qxe4+ 11. Qe2 Qxc6 12. Qxe6+ Be7 13. Nc3 Nf6 14. Bd2 Nd7 15. Nd5 Kd8 16. 0-0-0 Bf6 17. Nxf6 Nxf6 18. Rfe1 Re8 19. Qf7 Rxe1 20. Rxe1 Qd7 21. Qf8+ Ne8 22. Bc3 c6 23. Bxg7 Kc7 24. Re7 1-0

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2016.06.07"]
[Round "3"]
[White "Olson, David R"]
[Black "Otterbach, Renate"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1400"]
[BlackElo "1258"]
[PlyCount "40"]
[EventDate "2016.05.24"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Nc6 4. d3 e5 5. 0-0 Be6 6. Ng5 Bf5 7. f4 Bc5+ 8. Kh1 Ng4 9. Qe1 Nd4 10. Qd2 Qd7 11. h3 h5 12. e3 Ne6 13. fxe5 Nxg5 14. h4 Bxe3 15. Qb4 Bxc1 16. Rxc1 Nh3 17. Qxb7 0-0 18. Qxd5 Qe6 19. Qf3 Nxe5 20. Bxh3 Nxf3 0-1

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2016.05.31"]
[Round "2"]
[White "Olson, David R"]
[Black "Harris Iii, William Orson"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1400"]
[PlyCount "88"]
[EventDate "2016.05.24"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. Bg2 Bf5 6. Nd4 c6 7. Nxf5 gxf5 8. Qc2 0-0 9. Qxf5 e6 10. Qc2 Qb6 11. h3 Nbd7 12. d3 d5 13. Be3 d4 14. Na4 Qa5+ 15. Bd2 Qc7 16. 0-0 Ne5 17. Nc5 b6 18. Ne4 Ned7 19. b4 Nxe4 20. Bxe4 f5 21. Bg2 Nf6 22. b5 Rad8 23. Bxc6 Nh5 24. Kg2 Be5 25. f4 Qg7 26. Rf3 Rf6 27. Kf2 Bd6 28. Rg1 Rg6 29. Qc1 Nf6 30. Qa1 Rh6 31. Rh1 Rc8 32. Qg1 Rc7 33. a4 a6 34. g4 Rg6 35. g5 Nh5 36. Kf1 e5 37. Bd5+ Kf8 38. fxe5 Bxe5 39. Bb4+ Bd6 40. Rxf5+ Ke8 41. Bc6+ Rxc6 42. bxc6 Ng3+ 43. Kg2 Nxf5 44. Bxd6 Rxg5+ 0-1

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2016.05.24"]
[Round "1"]
[White "Clemens, Kristian"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2002"]
[BlackElo "1400"]
[PlyCount "41"]
[EventDate "2016.05.24"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 c6 5. e5 Ng8 6. Nf3 d5 7. Be3 Bg4 8. h3 Bd7 9. Qb3 Qb6 10. cxd5 cxd5 11. Nxd5 Qxb3 12. axb3 Kd8 13. Nb6 axb6 14. Rxa8 Kc7 15. e6 Bxe6 16. Bf4+ Kd7 17. Rxb8 Bxb3 18. Rxb7+ Kc6 19. Rc7+ Kd5 20. Nd2 Ba4 21. Bc4+ 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2016.05.03"]
[Round "8"]
[White "Olson, David R"]
[Black "Boldi, Nicholas Armen"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "1400"]
[PlyCount "79"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nc6 2. g3 Nf6 3. c4 e5 4. Bg2 Be7 5. 0-0 0-0 6. Nc3 Re8 7. Re1 d6 8. Nd5 Be6 9. Nxe7+ Qxe7 10. Ng5 Bxc4 11. Qc2 Bb5 12. a4 Nd4 13. Qd1 Ba6 14. b4 c6 15. e3 Nf5 16. Qb3 d5 17. b5 cxb5 18. axb5 Bxb5 19. Qxb5 Nd6 20. Qe2 h6 21. Nf3 e4 22. Nd4 a6 23. Ba3 Qe5 24. Bh3 Rad8 25. Rac1 Nc4 26. f4 exf3 27. Nxf3 Qh5 28. Rxc4 dxc4 29. Kg2 b5 30. Bb4 g5 31. Bf5 g4 32. Nh4 Re5 33. e4 Nd5 34. Bxg4 Qxh4 35. gxh4 Nf4+ 36. Kf3 Nxe2 37. Rxe2 Rde8 38. Bf5 Ra8 39. Ba5 Rae8 40. Rg2+ 1/2-1/2

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2016.04.26"]
[Round "7"]
[White "Menghrajani, Alok"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1609"]
[BlackElo "1400"]
[PlyCount "61"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 b6 7. Be3 Bb7 8. Qc2 Nc6 9. 0-0 Nb4 10. Qb3 a5 11. a3 Nc6 12. d5 Ne5 13. Nxe5 dxe5 14. c5 a4 15. Qb4 Rb8 16. cxb6 cxb6 17. Bxb6 Qd6 18. Bc5 Qc7 19. Nb5 Qd7 20. Qxa4 Bxd5 21. exd5 Qxd5 22. Bxe7 Ra8 23. Qb4 Rfb8 24. Bxf6 Bxf6 25. Nc3 Qd2 26. Ne4 Qxe2 27. Nxf6+ Kg7 28. Qh4 h5 29. b4 Rb6 30. Nd5 Rd6 31. Rfe1 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2016.04.19"]
[Round "6"]
[White "Olson, David R"]
[Black "Bayaraa, Bilguun"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1400"]
[BlackElo "1021"]
[PlyCount "28"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Nc6 4. c3 Bf5 5. 0-0 e6 6. d4 Bd6 7. Nh4 0-0 8. Nd2 Ne7 9. Ndf3 Ng6 10. Bg5 Nxh4 11. Nxh4 h6 12. Bc1 Re8 13. f4 c5 14. Nf3 Be4 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2016.04.12"]
[Round "5"]
[White "Olson, David R"]
[Black "Cowgill, Jackie P"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "1400"]
[PlyCount "38"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c6 3. g3 d5 4. b3 Bg4 5. Bg2 Bxf3 6. Bxf3 e6 7. Bb2 Nbd7 8. 0-0 Be7 9. d4 0-0 10. c5 Re8 11. Re1 Rb8 12. Bg2 Z0 13. Bh3 a5 14. Nc3 b5 15. Qd3 Ra8 16. a4 b4 17. Nd1 Qb8 18. e3 Bd8 19. Re2 Bc7 1/2-1/2

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2016.04.05"]
[Round "4"]
[White "Montoya, Daniel"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "1619"]
[BlackElo "1400"]
[PlyCount "57"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Ne4 4. Nxe4 dxe4 5. e3 Bf5 6. c4 Nd7 7. Ne2 h6 8. Bh4 g5 9. Bg3 Bg7 10. Nc3 c6 11. Qb3 b6 12. Be2 0-0 13. 0-0 e6 14. Bd1 Nf6 15. Bc2 Nh5 16. Nxe4 Nxg3 17. Nxg3 Bg6 18. Bxg6 fxg6 19. Qc2 Qf6 20. Rac1 Rad8 21. c5 b5 22. Ne4 Qe7 23. Nd6 e5 24. dxe5 Bxe5 25. Qxg6+ Qg7 26. Qe6+ Kh7 27. b3 Rf6 28. Qxe5 Rdf8 29. Ne4 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2016.03.29"]
[Round "3"]
[White "Nelson, Christopher"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1732"]
[BlackElo "1400"]
[PlyCount "29"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 e5 6. Ndb5 Bf8 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Nb5 Qxd6 10. Nxd6+ Ke7 11. Nxc8+ Ke6 12. Bc4+ d5 13. Bxd5+ Kd7 14. Bxb7 Ne7 15. Nxe7 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2016.03.22"]
[Round "2"]
[White "Olson, David R"]
[Black "Sarafian, Greg M"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1400"]
[BlackElo "1946"]
[PlyCount "80"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. 0-0 Nd7 5. d4 e6 6. Ne5 Bh5 7. f4 f5 8. Nc3 Ngf6 9. h3 Be7 10. a3 c5 11. Kh2 0-0 12. Bf3 cxd4 13. Qxd4 Bc5 14. Qd3 Bxf3 15. exf3 Bd6 16. Nb5 Bc5 17. b4 Bb6 18. Bb2 a6 19. Nd4 Nxe5 20. fxe5 Bxd4 21. Bxd4 Nd7 22. Rac1 b5 23. Rh1 Rc8 24. c3 f4 25. g4 Qh4 26. Rcg1 Qg5 27. Kg2 Rfe8 28. h4 Qe7 29. Kf2 Rf8 30. g5 Rf5 31. g6 h6 32. Qf1 Nxe5 33. Qe2 Nd7 34. Rg4 e5 35. Qc2 Rff8 36. Re1 Qd6 37. Bc5 Nxc5 38. bxc5 Qxc5+ 39. Kg2 Rce8 40. Qa2 Qc4 0-1

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2016.03.15"]
[Round "1"]
[White "Otterbach, Renate"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1270"]
[BlackElo "1400"]
[PlyCount "30"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 g6 3. Bf4 Nf6 4. e3 Nh5 5. Bg3 Bg7 6. Bh4 0-0 7. Bd3 Nd7 8. Nbd2 b6 9. e4 Nf4 10. 0-0 c5 11. exd5 Nxd5 12. Be4 N7f6 13. c4 Nxe4 14. Nxe4 Nf4 15. Qc1 Ne2+ 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2016.02.23"]
[Round "8"]
[White "Morgan, Jerry"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1590"]
[BlackElo "1400"]
[PlyCount "91"]
[EventDate "2016.01.05"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 Nc6 4. Bb5 g6 5. b3 Bg7 6. Bb2 0-0 7. Bxc6 bxc6 8. 0-0 Bg4 9. d3 Rb8 10. Nbd2 Re8 11. Qe1 a5 12. Ne5 Bd7 13. Ndf3 Ng4 14. Rc1 c5 15. c4 c6 16. h3 Nh6 17. Rc2 Qc7 18. Nxd7 Qxd7 19. Bxg7 Kxg7 20. Qxa5 Nf5 21. Qe1 d4 22. Ne5 Qd6 23. Ng4 h5 24. e4 hxg4 25. exf5 gxh3 26. fxg6 Qxg6 27. Qe5+ f6 28. Qe4 h2+ 29. Kh1 Qg3 30. Qf3 Qg6 31. g4 Rh8 32. Rxh2 Rxh2+ 33. Kxh2 Rh8+ 34. Kg2 f5 35. g5 Qh7 36. Qg3 Qh5 37. Re1 Kf7 38. g6+ Qxg6 39. Qxg6+ Kxg6 40. Rxe7 Ra8 41. Re2 Ra7 42. a4 Rb7 43. Rb2 Rb8 44. a5 Ra8 45. Ra2 Ra6 46. Kf3 1-0

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2016.02.16"]
[Round "7"]
[White "Kadri, Barbara"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "B08"]
[BlackElo "1400"]
[PlyCount "56"]
[EventDate "2016.01.05"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 Nf6 3. Nc3 d6 4. Be2 Bg7 5. Nf3 0-0 6. Be3 Nc6 7. h3 a6 8. Qd2 e6 9. 0-0-0 b5 10. a3 b4 11. Na4 a5 12. Bh6 Nxe4 13. Qe3 Nf6 14. Bxg7 Kxg7 15. Nh4 Re8 16. Bb5 Bd7 17. g4 Nd5 18. Qe4 Qxh4 19. f4 bxa3 20. bxa3 Rab8 21. Bd3 Nce7 22. Nc5 Bc6 23. Nxe6+ Kh8 24. Ng5 Nc3 25. Nxf7+ Kg7 26. Qe1 Qxe1 27. Rdxe1 Bxh1 28. Rxh1 Kxf7 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2016.02.09"]
[Round "6"]
[White "Olson, David R"]
[Black "Casares, Nick Jr"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1400"]
[BlackElo "1604"]
[PlyCount "54"]
[EventDate "2016.01.05"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. a3 Be7 5. d3 d5 6. exd5 Nxd5 7. 0-0 0-0 8. Re1 Bg4 9. c3 Kh8 10. Qb3 Bxf3 11. gxf3 Na5 12. Qc2 Nc6 13. Nd2 f5 14. Nf1 f4 15. Nd2 Rf6 16. Kf1 Qd7 17. Ne4 Rh6 18. b4 Rxh2 19. Ke2 Nxc3+ 20. Qxc3 Nd4+ 21. Kd1 Qh3 22. Bd2 Qxf3+ 23. Kc1 Ne2+ 24. Rxe2 Qxe2 25. Qxe5 Bf6 26. Qxf4 Rh1+ 27. Kc2 Rxa1 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2016.02.02"]
[Round "5"]
[White "Baterdene, Jonathan"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1421"]
[BlackElo "1400"]
[PlyCount "29"]
[EventDate "2016.01.05"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nd7 5. Nc3 a6 6. Bc4 Ngf6 7. Bg5 Ne5 8. Bb3 c5 9. Nf3 Be6 10. Bxe6 fxe6 11. Nxe5 dxe5 12. Qxd8+ Rxd8 13. 0-0 h6 14. Bh4 Rd2 15. f4 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2016.01.26"]
[Round "4"]
[White "Olson, David R"]
[Black "McKenna, Michael"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1400"]
[PlyCount "57"]
[EventDate "2016.01.05"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. a3 Bc5 4. Bc4 Nf6 5. Nc3 0-0 6. b4 Bd4 7. 0-0 Bxc3 8. dxc3 Nxe4 9. Re1 Nf6 10. Bg5 d6 11. b5 Na5 12. Ba2 c6 13. a4 Bf5 14. c4 Qb6 15. Be3 Qc7 16. Nh4 Be4 17. f3 Bg6 18. Rb1 cxb5 19. axb5 Nxc4 20. b6 Nxb6 21. Re2 d5 22. Rd2 Bxc2 23. Rxc2 Nc4 24. Bg5 Qc5+ 25. Kh1 b5 26. Nf5 Qc7 27. Qc1 e4 28. Bxf6 gxf6 29. Qh6 1-0

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2016.01.19"]
[Round "3"]
[White "Otterbach, Renate"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1153"]
[BlackElo "1400"]
[PlyCount "49"]
[EventDate "2016.01.05"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d6 2. e4 g6 3. Be3 Bg7 4. Bc4 c5 5. Ne2 Nf6 6. Nbc3 Nbd7 7. e5 Ng4 8. 0-0 dxe5 9. dxc5 0-0 10. b4 Kh8 11. Rb1 Qc7 12. Nd5 Qd8 13. Bd2 e6 14. Ne3 f5 15. Bxe6 Ndf6 16. Bb3 Qc7 17. Nxg4 Nxg4 18. f4 Rd8 19. Qe1 e4 20. Bc3 Bd7 21. Bxg7+ Kxg7 22. Qc3+ Kh6 23. h3 Bb5 24. hxg4 Bxe2 25. g5+ 1-0

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2016.01.12"]
[Round "2"]
[White "Olson, David R"]
[Black "Erdenebileg, Dashzveg"]
[Result "0-1"]
[ECO "C23"]
[WhiteElo "1400"]
[PlyCount "33"]
[EventDate "2016.01.05"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Bc5 3. d3 d6 4. Be3 Nd7 5. Ne2 Nb6 6. Bb3 Bxe3 7. fxe3 Qh4+ 8. Ng3 Nf6 9. Kd2 Bg4 10. Qe1 Nh5 11. Nc3 Rf8 12. Qf2 0-0-0 13. a4 Be6 14. Nd5 Nxd5 15. exd5 Bd7 16. e4 f5 17. Qxa7 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2016.01.05"]
[Round "1"]
[White "Bekhtur, Bayaraa"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C20"]
[WhiteElo "1915"]
[BlackElo "1400"]
[PlyCount "57"]
[EventDate "2016.01.05"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. c4 Bc5 3. Ne2 Nc6 4. g3 Nf6 5. Bg2 Nd4 6. 0-0 0-0 7. d3 a6 8. Nbc3 c6 9. Nxd4 exd4 10. Ne2 h6 11. f4 Ba7 12. e5 Nh7 13. b4 d5 14. c5 Bg4 15. Bb2 b5 16. Bxd4 f5 17. Qd2 Bb8 18. a4 Bc7 19. Nc3 Bh5 20. axb5 axb5 21. Qb2 Bf7 22. Rxa8 Qxa8 23. Ra1 Qb8 24. Ra6 Be8 25. Qa1 Bd7 26. Nxd5 Be6 27. Ne7+ Kf7 28. Nxc6 g5 29. Nxb8 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2015.12.15"]
[Round "9"]
[White "Olson, David R"]
[Black "Tan, Jacky T"]
[Result "0-1"]
[ECO "C17"]
[WhiteElo "1468"]
[PlyCount "48"]
[EventDate "2015.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Bd2 c5 6. Nf3 Nbc6 7. Nb5 Bxd2+ 8. Qxd2 Nf5 9. dxc5 a6 10. Nd6+ Nxd6 11. cxd6 f6 12. exf6 Qxf6 13. 0-0-0 0-0 14. Bd3 e5 15. Bxh7+ Kxh7 16. Qxd5 Be6 17. Qe4+ Kg8 18. h4 Rad8 19. Ng5 Bf5 20. Qd5+ Kh8 21. Rhe1 Bxc2 22. Rd2 Bf5 23. Re3 Nb4 24. Rxe5 Nxd5 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2015.12.08"]
[Round "8"]
[White "Tungkitkancharoen, Songtham"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C41"]
[BlackElo "1468"]
[PlyCount "31"]
[EventDate "2015.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. 0-0 Nf6 6. d3 Be7 7. Nc3 0-0 8. Ng5 Nc6 9. Nxe6 Qd7 10. Nxf8 Rxf8 11. Bg5 Nd4 12. Bxf6 Rxf6 13. Nd5 Rg6 14. c3 Qh3 15. Nxe7+ Kf7 16. Nxg6 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2015.12.01"]
[Round "7"]
[White "Olson, David R"]
[Black "Erdenebileg, Erkhes M"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1468"]
[BlackElo "1403"]
[PlyCount "49"]
[EventDate "2015.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. Bg2 Nf6 4. e3 g6 5. 0-0 Bg7 6. d4 e6 7. Ne5 Nxe5 8. dxe5 Nd7 9. f4 c6 10. b4 0-0 11. Bb2 Nb6 12. Nd2 Qe7 13. a4 Re8 14. c3 Nd7 15. Ba3 f6 16. exf6 Nxf6 17. b5 Qf7 18. bxc6 bxc6 19. Rb1 Ng4 20. Qxg4 Bxc3 21. Nf3 e5 22. Qh4 e4 23. Ne5 Bxe5 24. fxe5 Bf5 25. g4 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2015.11.24"]
[Round "6"]
[White "Olson, David R"]
[Black "Frank, Robert"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1468"]
[BlackElo "1444"]
[PlyCount "94"]
[EventDate "2015.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 e6 4. Bg2 d5 5. cxd5 Nxd5 6. Nc3 Nc6 7. Ne4 h6 8. a3 a5 9. Qc2 b6 10. 0-0 Bb7 11. Rd1 Nf6 12. d3 Nxe4 13. dxe4 Qc7 14. e3 Bd6 15. b3 0-0 16. Bb2 e5 17. Nh4 Ne7 18. Qe2 f6 19. f3 g5 20. Qc4+ Kh7 21. Nf5 Nxf5 22. exf5 Ba6 23. Qe6 Rad8 24. Rd2 Bc8 25. Qc4 Bxf5 26. g4 Bc8 27. Qd5 Be7 28. Qe4+ Kg7 29. Rad1 Rxd2 30. Rxd2 Rd8 31. Rc2 Bb7 32. Qf5 Bd5 33. b4 axb4 34. axb4 c4 35. Bc3 b5 36. Ra2 Qb6 37. Kf2 Qe6 38. Ra5 Qxf5 39. gxf5 Bc6 40. e4 h5 41. h3 h4 42. Ra7 Kf7 43. Ra6 Be8 44. Ra7 Rd1 45. Ra2 Rb1 46. Rb2 Rxb2+ 47. Bxb2 Bxb4 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2015.11.17"]
[Round "5"]
[White "McKellar, Daniel"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1646"]
[BlackElo "1468"]
[PlyCount "57"]
[EventDate "2015.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 Nc6 4. Nf3 Nh6 5. e4 0-0 6. Be2 e6 7. 0-0 b6 8. Bf4 a6 9. Qd2 Ng4 10. h3 Nf6 11. Bg5 Qe8 12. e5 Nh5 13. Ne4 f5 14. exf6 Nxf6 15. Nxf6+ Bxf6 16. Bxf6 Rxf6 17. Rfe1 Qf7 18. d5 Ne7 19. dxe6 dxe6 20. Qd8+ Qf8 21. Qxc7 e5 22. Rad1 Bf5 23. Qxe5 Re8 24. Qc3 Re6 25. Nd4 Rf6 26. Nxf5 Nxf5 27. Bf3 Nh4 28. Rxe8 Rxf3 29. Rxf8+ 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2015.11.10"]
[Round "4"]
[White "Olson, David R"]
[Black "Baterdene, Jonathan"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1468"]
[PlyCount "81"]
[EventDate "2015.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 Bf5 4. Nc3 Nc6 5. a3 e6 6. Nh4 Be4 7. f3 Bxc2 8. Qxc2 Nxd4 9. Qa4+ c6 10. Qxd4 b6 11. Bg2 Bc5 12. Qd3 b5 13. Nxb5 cxb5 14. Qxb5+ Nd7 15. b4 Rb8 16. Qd3 Ne5 17. Qd1 Bb6 18. Bf4 Qc8 19. Rc1 Qa6 20. Bxe5 Rd8 21. Bxg7 Rg8 22. Bf6 Rd6 23. Qc2 Kd7 24. Qd3 Qxd3 25. exd3 e5 26. Bxe5 Re6 27. d4 Bxd4 28. Bh3 Rge8 29. f4 Kd8 30. Bxe6 Rxe6 31. Kd2 Bb2 32. Rc7 Bxe5 33. Rxa7 Bd4 34. Rxf7 Be3+ 35. Kd3 Bf2 36. Rxh7 Re3+ 37. Kd2 Re4 38. Nf5 d4 39. Rf1 Be3+ 40. Nxe3 dxe3+ 41. Ke2 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2015.11.03"]
[Round "3"]
[White "Kuczek, Kevin W"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C41"]
[BlackElo "1468"]
[PlyCount "59"]
[EventDate "2015.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nd7 5. Nc3 Ne7 6. Bc4 Ng6 7. 0-0 Nde5 8. Be2 Be7 9. Be3 a6 10. f4 Nc6 11. Nxc6 bxc6 12. Qd2 f5 13. Rad1 0-0 14. Bf3 Nh4 15. Be2 Rf6 16. e5 Rg6 17. g3 Bb7 18. Kh1 c5+ 19. Nd5 Bf8 20. gxh4 Qxh4 21. Bf3 dxe5 22. Nf6+ Rxf6 23. Bxb7 Rb8 24. Bd5+ Kh8 25. fxe5 Rh6 26. Bxh6 gxh6 27. b3 Rd8 28. Qg2 Be7 29. Bc4 f4 30. Rxd8+ 1-0

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2015.10.27"]
[Round "2"]
[White "Olson, David R"]
[Black "Rakonitz, David"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1468"]
[BlackElo "1597"]
[PlyCount "108"]
[EventDate "2015.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. cxd5 exd5 5. Bg2 Be7 6. d4 0-0 7. 0-0 c6 8. Nc3 Bf5 9. Nh4 Be6 10. f4 Ne8 11. Nf3 Nd6 12. Qc2 Bf5 13. Qd2 h6 14. b3 Ne4 15. Nxe4 Bxe4 16. a4 Na6 17. Ba3 Re8 18. Bxe7 Qxe7 19. Ra2 Qb4 20. Qxb4 Nxb4 21. Rb2 Nc2 22. Rc1 Ne3 23. Bh3 Bf5 24. Bxf5 Nxf5 25. Kf2 Re4 26. Rc3 Nxd4 27. Nxd4 Rxd4 28. Re3 Kf8 29. Re5 Re8 30. Rxe8+ Kxe8 31. e3 Re4 32. b4 Kd7 33. g4 g6 34. h4 Ke6 35. a5 a6 36. Kf3 f5 37. g5 h5 38. Rb3 Rc4 39. Rb1 Rc2 40. Rb3 Rh2 41. Kg3 Rh1 42. Rb2 Rc1 43. Rb3 Kd6 44. Rb2 Rc4 45. Rb3 Kc7 46. Rb2 b6 47. Rb3 bxa5 48. bxa5 Ra4 49. Rb1 Rxa5 50. Rb2 Ra4 51. Rb1 a5 52. Rb2 Rb4 53. Ra2 Kb6 54. Ra1 Kb5 0-1

[Event "San Francisco TNM Fall op"]
[Site "San Francisco"]
[Date "2015.10.20"]
[Round "1"]
[White "Krasnov, Steven Lender"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1921"]
[BlackElo "1468"]
[PlyCount "61"]
[EventDate "2015.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 g6 3. Nc3 Bg7 4. g3 Nc6 5. Bg2 Nd4 6. d3 e5 7. 0-0 Nf6 8. Nxe5 0-0 9. Nf3 b6 10. e5 Nh5 11. g4 Bb7 12. gxh5 Qc7 13. Re1 Rfe8 14. hxg6 fxg6 15. Bf4 Rf8 16. Nxd4 cxd4 17. Nb5 Qc5 18. Bxb7 Qxb5 19. Bxa8 Rxf4 20. Qe2 Qc5 21. Rac1 Bh6 22. c4 Qe7 23. Bd5+ Kg7 24. Rc2 Qf8 25. Kh1 Rh4 26. e6 dxe6 27. Qxe6 Qd8 28. Qe7+ Qxe7 29. Rxe7+ Kf6 30. Rf7+ Kg5 31. Rxh7 1-0

[Event "San Francisco Leighton Memorial"]
[Site "San Francisco"]
[Date "2015.09.29"]
[Round "9"]
[White "Olson, David R"]
[Black "Eastham, Asher Dan"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1468"]
[BlackElo "1379"]
[PlyCount "89"]
[EventDate "2015.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. a3 Nf6 5. d3 d6 6. Be3 Bb6 7. 0-0 Be6 8. Ng5 Bxc4 9. dxc4 0-0 10. Bxb6 axb6 11. Nd2 Nd7 12. Qh5 h6 13. Nh3 Nf6 14. Qh4 Nd4 15. c3 Nc6 16. Rae1 Qd7 17. Re3 Ne7 18. f4 Ng6 19. Qe1 Qe6 20. f5 Qe8 21. fxg6 fxg6 22. Ref3 b5 23. Qh4 g5 24. Nxg5 hxg5 25. Qxg5 Nh7 26. Qh4 Qe6 27. Rxf8+ Rxf8 28. Rxf8+ Nxf8 29. cxb5 d5 30. exd5 Qxd5 31. Qc4 Qxc4 32. Nxc4 Nd7 33. Kf2 Kf7 34. a4 Ke6 35. a5 Nc5 36. b4 Ne4+ 37. Ke3 Nxc3 38. a6 bxa6 39. bxa6 Nb5 40. Ke4 Nc3+ 41. Kd3 Nb5 42. Na3 Na7 43. Ke4 g6 44. Nc4 Nc6 45. Nxe5 1-0

[Event "San Francisco Leighton Memorial"]
[Site "San Francisco"]
[Date "2015.09.22"]
[Round "8"]
[White "Greene, Sam"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "E91"]
[BlackElo "1468"]
[PlyCount "48"]
[EventDate "2015.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 b6 7. 0-0 Bb7 8. Qc2 Nc6 9. Bd2 e5 10. dxe5 Nxe5 11. Nxe5 dxe5 12. f4 exf4 13. Bxf4 Qe7 14. Bf3 Qc5+ 15. Kh1 Qxc4 16. b3 Qc5 17. Rae1 Nxe4 18. Be3 Qxc3 19. Qxc3 Bxc3 20. Re2 Ba6 21. Bxe4 Bxe2 22. Rf4 Rad8 23. a3 Rd1+ 24. Bg1 Bd4 0-1

[Event "San Francisco Leighton Memorial"]
[Site "San Francisco"]
[Date "2015.09.15"]
[Round "7"]
[White "Olson, David R"]
[Black "Otterbach, Renate"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1468"]
[BlackElo "1256"]
[PlyCount "46"]
[EventDate "2015.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. e3 d5 5. cxd5 Nxd5 6. Bg2 Be6 7. Nge2 c6 8. 0-0 Nd7 9. a3 a5 10. b3 0-0 11. Ne4 Be7 12. Bb2 f5 13. N4c3 Qb6 14. Na4 Qc7 15. d4 e4 16. Rc1 N7f6 17. Nc5 Bf7 18. Bh3 Ng4 19. Qd2 b6 20. b4 bxc5 21. bxc5 Rab8 22. a4 Rb4 23. Qd1 Rxb2 0-1

[Event "San Francisco Leighton Memorial"]
[Site "San Francisco"]
[Date "2015.09.08"]
[Round "6"]
[White "Olson, David R"]
[Black "Nassif, Wassim J"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "1468"]
[BlackElo "1368"]
[PlyCount "72"]
[EventDate "2015.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 d5 4. exd5 Nxd5 5. a3 Bc5 6. Nf3 0-0 7. Bg5 f6 8. Bh4 Bg4 9. Nc3 c6 10. Ne4 Be7 11. 0-0 f5 12. Bxe7 Qxe7 13. Ng3 e4 14. dxe4 fxe4 15. Bxd5+ cxd5 16. Qxd5+ Qe6 17. Qxb7 Nc6 18. Ng5 Rfb8 19. Nxe6 Rxb7 20. Nc5 Rxb2 21. Ncxe4 Rxc2 22. Rac1 Nd4 23. Rxc2 Nxc2 24. h3 Bd7 25. Nc5 Bb5 26. a4 Bxf1 27. Kxf1 Re8 28. f3 Re1+ 29. Kf2 Ra1 30. Nge4 Nd4 31. Nc3 Rc1 32. N5e4 a5 33. h4 Ne6 34. Ke3 Nc5 35. h5 Nxe4 36. fxe4 Rxc3+ 0-1

[Event "San Francisco Leighton Memorial"]
[Site "San Francisco"]
[Date "2015.08.25"]
[Round "4"]
[White "Olson, David R"]
[Black "Tan, Jacky T"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1468"]
[PlyCount "52"]
[EventDate "2015.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. Nc3 Nf6 5. h3 e6 6. 0-0 a6 7. a3 Be7 8. d4 cxd4 9. Nxd4 0-0 10. Re1 Re8 11. b4 Qc7 12. Re3 Nxb4 13. Bxe6 Bxe6 14. Nxe6 fxe6 15. axb4 Qc4 16. Na4 Qb5 17. Ba3 Qxa4 18. Bb2 Qxb4 19. Ba3 Qc4 20. e5 dxe5 21. Bb2 Rad8 22. Qe1 Qxc2 23. Bxe5 Rc8 24. Rd1 Nd5 25. Rg3 g6 26. Kh2 b5 0-1

[Event "San Francisco Leighton Memorial"]
[Site "San Francisco"]
[Date "2015.08.18"]
[Round "3"]
[White "Brown, Nicholas"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1517"]
[BlackElo "1468"]
[PlyCount "41"]
[EventDate "2015.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. c4 Nf6 3. Nc3 Bg7 4. e4 0-0 5. e5 Ne8 6. Nf3 Nc6 7. Be2 f5 8. 0-0 b6 9. Bf4 Bb7 10. Qd2 e6 11. d5 Ne7 12. Bg5 Rf7 13. d6 cxd6 14. exd6 Rc8 15. Bxe7 Rxe7 16. dxe7 Qxe7 17. Rad1 Rd8 18. b3 Qb4 19. Nb5 Qc5 20. Nbd4 Nf6 21. Nxe6 1-0

[Event "San Francisco Leighton Memorial"]
[Site "San Francisco"]
[Date "2015.08.10"]
[Round "2"]
[White "McKellar, Daniel"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "1646"]
[BlackElo "1468"]
[PlyCount "97"]
[EventDate "2015.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 Bg7 6. e4 Nf6 7. Bc4 Bg4 8. Bxf7+ Kxf7 9. Ne5+ Kf8 10. Nxg4 Nxg4 11. Qxg4 Qxd4 12. 0-0 Nc6 13. Qf4+ Kg8 14. Qxc7 Rd8 15. Qxb7 Ne5 16. Qb3+ Qc4 17. Be3 Rd7 18. Bxa7 Qxb3 19. axb3 Kf7 20. Be3 Rb8 21. Na4 Nd3 22. Rad1 Rxb3 23. Rxd3 Rbxd3 24. Nc5 Bxb2 25. Nxd7 Rxd7 26. f4 e6 27. g4 Rc7 28. Kg2 Rc2+ 29. Kg3 Rc3 30. Re1 Ba3 31. Kh4 Bd6 32. h3 Be7+ 33. g5 h5 34. Bd4 Rb3 35. Re3 Rb1 36. Rc3 Rb7 37. Kg3 Rd7 38. Be5 Rb7 39. h4 Rd7 40. Rc7 Rd3+ 41. Kf2 Ke8 42. Rc8+ Bd8 43. Bf6 Rd7 44. Ke3 Rd1 45. Rxd8+ Rxd8 46. Bxd8 Kxd8 47. Kd4 Ke7 48. Ke5 Kf7 49. Kd6 1-0

[Event "San Francisco Leighton Memorial"]
[Site "San Francisco"]
[Date "2015.08.04"]
[Round "1"]
[White "Olson, David R"]
[Black "Clemens, Kristian"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1468"]
[BlackElo "1783"]
[PlyCount "56"]
[EventDate "2015.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. Bc4 Bc5 5. d3 0-0 6. Be3 Bb6 7. a4 d5 8. exd5 Nxd5 9. Bg5 Qd6 10. 0-0 h6 11. Bh4 Nf4 12. Nbd2 Qg6 13. Bg3 Nxd3 14. b4 Nb2 15. Qb3 Nxc4 16. Qxc4 Be6 17. Qe2 a6 18. Nxe5 Nxe5 19. Bxe5 Bd5 20. Bg3 Rae8 21. Qd1 f5 22. Nf3 Be4 23. Ne5 Rxe5 24. a5 Ba7 25. Re1 f4 26. Rxe4 Qxe4 27. Bh4 f3 28. Bg3 fxg2 0-1

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2015.06.02"]
[Round "2"]
[White "Olson, David R"]
[Black "Chan, John"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1400"]
[BlackElo "1552"]
[PlyCount "116"]
[EventDate "2015.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 c6 3. g3 d6 4. Bg2 e5 5. d3 h6 6. 0-0 Be6 7. Nbd2 Be7 8. b4 Nbd7 9. a4 0-0 10. Bb2 Rb8 11. Rb1 a6 12. h3 Nh5 13. Kh2 f5 14. d4 e4 15. Ng1 d5 16. c5 Qe8 17. e3 Qg6 18. Ne2 Ndf6 19. f4 Kh7 20. Rg1 Qf7 21. Bh1 g5 22. fxg5 hxg5 23. a5 Rh8 24. Nc3 Kg6 25. Nf1 Qh7 26. Bg2 Ng7 27. Rh1 Bd8 28. Kg1 Bc7 29. Qe1 Kf7 30. Kf2 Ke7 31. Ke2 Rbf8 32. Qf2 f4 33. gxf4 gxf4 34. exf4 Nf5 35. Kd1 Rhg8 36. Rh2 Qh5+ 37. Kc2 Qh6 38. Bc1 Qg6 39. Ne3 Nxd4+ 40. Kb2 Nf5 41. Nxf5+ Bxf5 42. Be3 Qh5 43. Bf1 Qh6 44. Be2 Qg6 45. Rg1 Qh6 46. Rg5 Ke6 47. Bg4 Nh7 48. Rxg8 Rxg8 49. Bxf5+ Kxf5 50. h4 Qh5 51. Qe2 Rg4 52. Bd2 Bxf4 53. Rf2 Qxh4 54. Be3 Ng5 55. Qd2 Nf3 56. Bxf4 Rxf4 57. Qe3 d4 58. Qe1 dxc3+ 0-1

[Event "San Francisco TNM Summer op"]
[Site "San Francisco"]
[Date "2015.05.26"]
[Round "1"]
[White "Melville, Cailen"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "1783"]
[BlackElo "1400"]
[PlyCount "51"]
[EventDate "2015.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. Nf3 g6 5. e4 Nf6 6. Nc3 Bg7 7. Bc4 e6 8. Bg5 h6 9. Be3 0-0 10. Qd2 Ng4 11. Bf4 Kh7 12. e5 h5 13. Ne4 f5 14. Neg5+ Kg8 15. h3 Bh6 16. hxg4 fxg4 17. Nxe6 Bxf4 18. Nxd8+ Kh8 19. Qb4 Rxd8 20. Qe7 Nc6 21. Qf6+ Kh7 22. Qf7+ Kh6 23. Qxf4+ Kg7 24. Qf6+ Kh7 25. Rxh5+ gxh5 26. Ng5# 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2015.05.05"]
[Round "8"]
[White "Olson, David R"]
[Black "Casares, Nick Jr"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1426"]
[BlackElo "1600"]
[PlyCount "48"]
[EventDate "2015.03.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Bf5 3. Bg2 Nf6 4. d3 Nbd7 5. Nbd2 e5 6. 0-0 Bc5 7. h3 h6 8. Kh2 0-0 9. e3 Re8 10. Re1 Bb6 11. b4 c5 12. b5 a6 13. bxa6 Rxa6 14. Nh4 Bh7 15. Bb2 Bc7 16. c4 d4 17. Nb3 e4 18. dxe4 Bxe4 19. exd4 Bxg2 20. Rxe8+ Qxe8 21. Nxg2 Re6 22. d5 Re2 23. Bxf6 Nxf6 24. Nxc5 Rxf2 0-1

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2015.04.28"]
[Round "7"]
[White "McCarty Snead, Fianna P"]
[Black "Olson, David R"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "638"]
[BlackElo "1426"]
[PlyCount "41"]
[EventDate "2015.03.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. d3 Ne7 6. Bg5 h6 7. Bxe7 Bxe7 8. Qd2 Nd7 9. Nc3 0-0 10. 0-0 c6 11. Qe3 Nf6 12. Nh4 Nxe4 13. Ng6 Ng5 14. Nxf8 Qxf8 15. Rfe1 Qf5 16. Qe2 Bf6 17. Qh5 Rf8 18. Na4 g6 19. Qxh6 Rf7 20. Qh4 Rh7 21. Qg3 0-1

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2015.04.21"]
[Round "6"]
[White "Brown, Nicholas"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1484"]
[BlackElo "1426"]
[PlyCount "55"]
[EventDate "2015.03.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 Nc6 4. cxd5 Nxd5 5. e4 Nf6 6. Nf3 Bg4 7. d5 Ne5 8. Be2 Ned7 9. 0-0 g6 10. Bf4 Nc5 11. Nb5 Na6 12. Be5 Bg7 13. Rc1 0-0 14. Nd2 Bxe2 15. Qxe2 c6 16. dxc6 bxc6 17. Rxc6 Nb8 18. Rc4 Na6 19. Rfc1 Bh6 20. Rd1 Qa5 21. a4 Nd7 22. Nb3 Nxe5 23. Nxa5 Nxc4 24. Nxc4 Nc5 25. Nc3 Bg7 26. Nd5 Rab8 27. b4 Rxb4 28. Nxb4 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2015.04.14"]
[Round "5"]
[White "Olson, David R"]
[Black "Henriques, Keith"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1426"]
[BlackElo "144"]
[PlyCount "47"]
[EventDate "2015.03.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. d3 Bf5 5. Nc3 Nf6 6. Bg5 h6 7. Bd2 Qd7 8. Nd5 Nxd5 9. cxd5 Ne7 10. e4 Bg6 11. Bh3 f5 12. g4 Qd8 13. gxf5 c6 14. fxg6 Nxg6 15. Qg4 Ne7 16. Qe6 Qd7 17. Qxd7+ Kf7 18. Nf3 g6 19. Qxb7 Re8 20. dxc6 h5 21. Ng5+ Kg7 22. c7 Kg8 23. c8Q Rxc8 24. Bxc8 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2015.04.07"]
[Round "4"]
[White "Reyes, Robert"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1681"]
[BlackElo "1426"]
[PlyCount "73"]
[EventDate "2015.03.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bb5 Bd6 7. Bxc6 bxc6 8. Be3 Ba6 9. Nc3 Nf6 10. Rd1 Ke7 11. a3 h6 12. b4 Bc4 13. Nd2 Ba6 14. Na4 Nd7 15. c4 Kf6 16. 0-0 Nb6 17. Nxb6 cxb6 18. Rfe1 g5 19. Nf3 Rhd8 20. h4 g4 21. Nh2 Bxc4 22. Nxg4+ Kg6 23. Nxh6 Bf8 24. Nf5 c5 25. Rc1 Bd3 26. bxc5 bxc5 27. Bxc5 Rdc8 28. Bxf8 Rxf8 29. Rc3 Bxe4 30. Ng3 Bf5 31. Rxe5 Be6 32. Rg5+ Kh7 33. Rcc5 Rfc8 34. Rce5 Rc3 35. Rh5+ Kg8 36. Reg5+ Kf8 37. Rh8+ 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2015.03.31"]
[Round "3"]
[White "Olson, David R"]
[Black "Joyce, Ben"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1426"]
[PlyCount "82"]
[EventDate "2015.03.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. d3 Bc5 5. Nc3 d6 6. Bg5 Bxf2+ 7. Kxf2 Ng4+ 8. Ke1 Qxg5 9. Nd5 Ne3 10. Nxe3 Qxe3 11. Qd2 Qxd2+ 12. Kxd2 0-0 13. Nf3 Bg4 14. Ng5 h6 15. Ne4 Rfe8 16. Nc3 Rad8 17. Nd5 Nd4 18. e3 Bf3 19. Bxf3 Nxf3+ 20. Ke2 Ng5 21. Nxc7 Rf8 22. Nd5 e4 23. Ne7+ Kh7 24. d4 Rfe8 25. Nd5 Rc8 26. Rhf1 Rxc4 27. Rac1 Rec8 28. Rc3 Nf3 29. h4 Rxc3 30. Nxc3 d5 31. Kd1 Rd8 32. h5 Rd6 33. Ne2 Rb6 34. Kc2 Rc6+ 35. Kd1 Rb6 36. Kc2 Rf6 37. Nf4 g5 38. Nxd5 Nxd4+ 39. exd4 Rxf1 40. Kd2 Rf3 41. Ne3 Rxg3 0-1

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2015.03.24"]
[Round "2"]
[White "Bertot, German"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "1628"]
[BlackElo "1426"]
[PlyCount "53"]
[EventDate "2015.03.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 0-0 6. Qc2 Re8 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. Bc4 Qc6 10. Qb3 e6 11. Bb5 Qd6 12. Bxe8 c6 13. Bd2 Qe7 14. Bxf7+ Qxf7 15. Rc1 a5 16. 0-0 b5 17. a4 b4 18. Ne5 Qe8 19. Qd1 Bb7 20. Qg4 Na6 21. Nc4 Bc8 22. Qf4 c5 23. b3 cxd4 24. exd4 Qd7 25. Nb6 e5 26. Nxd7 exf4 27. Nb6 1-0

[Event "San Francisco TNM Spring op"]
[Site "San Francisco"]
[Date "2015.03.17"]
[Round "1"]
[White "Olson, David R"]
[Black "Poling, Scott"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1426"]
[BlackElo "1895"]
[PlyCount "66"]
[EventDate "2015.03.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 e6 4. Bg2 c5 5. Ne5 Nc6 6. Bg5 h6 7. Be3 Qb6 8. Nxc6 bxc6 9. b3 cxd4 10. Bxd4 c5 11. Be5 Bd6 12. Bb2 0-0 13. Bxf6 gxf6 14. Qd2 Kg7 15. 0-0 Bb7 16. Nc3 Rh8 17. Rad1 Be5 18. e3 Qb4 19. Na4 Qxd2 20. Rxd2 Rac8 21. f4 Bb8 22. Rfd1 c4 23. b4 Bd6 24. a3 Bc6 25. Nc3 f5 26. e4 fxe4 27. Nxe4 Bc7 28. c3 dxe4 29. Kf1 Rhd8 30. Rd4 Bb6 31. Rd6 Bd5 32. Rxd8 Rxd8 33. a4 e3 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2015.02.24"]
[Round "8"]
[White "Olson, David R"]
[Black "Ren, Ling Feng"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "1400"]
[BlackElo "823"]
[PlyCount "44"]
[EventDate "2015.01.06"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nc6 2. c4 e5 3. Nc3 Nf6 4. d3 d5 5. cxd5 Nxd5 6. g3 Bb4 7. Bd2 Nxc3 8. bxc3 Bc5 9. Bg2 Bg4 10. 0-0 Qd6 11. Rb1 0-0-0 12. Qb3 Bb6 13. Ng5 Be6 14. Qb5 a6 15. Qa4 f6 16. Ne4 Qd7 17. Rb2 Bg4 18. e3 Qxd3 19. Nc5 Qf5 20. Rfb1 Rxd2 21. Nxa6 Qxf2+ 22. Kh1 Qxg2# 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2015.02.17"]
[Round "7"]
[White "Olson, David R"]
[Black "Bayaraa, Bilguun"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1400"]
[BlackElo "644"]
[PlyCount "41"]
[EventDate "2015.01.06"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. Bg2 Nf6 4. d4 Bg4 5. Nc3 e6 6. h3 Bxf3 7. exf3 Bd6 8. 0-0 0-0 9. Re1 Qd7 10. Bg5 Nh5 11. Ne2 Rae8 12. c3 e5 13. dxe5 Bxe5 14. f4 Bd6 15. g4 Nxf4 16. Bxf4 Be7 17. Qxd5 Qxd5 18. Bxd5 Bc5 19. Bxc7 Rc8 20. Bg3 Ne7 21. Bxb7 1-0

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2015.02.03"]
[Round "5"]
[White "Gomboluudev, Enkhjin C"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "1432"]
[BlackElo "1400"]
[PlyCount "61"]
[EventDate "2015.01.06"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Bc4 Nxd4 7. Qxd4 Nf6 8. Be3 Be6 9. Bxe6 fxe6 10. Rd1 Qc7 11. 0-0 Rc8 12. Ne2 e5 13. Qa4+ b5 14. Qxa6 Nxe4 15. Qxb5+ Qc6 16. Qxc6+ Rxc6 17. c3 e6 18. a4 Be7 19. a5 Kd7 20. Ra1 Rb8 21. Rfb1 Ra8 22. f3 Nc5 23. b4 Nb7 24. b5 Rc4 25. a6 Nc5 26. b6 Rxa6 27. b7 Nxb7 28. Rxa6 Nc5 29. Bxc5 Rxc5 30. Ra7+ Kc8 31. Rxe7 1-0

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2015.01.27"]
[Round "4"]
[White "Olson, David R"]
[Black "Frank, Robert"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1400"]
[BlackElo "1296"]
[PlyCount "43"]
[EventDate "2015.01.06"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 e6 4. Bg2 Be7 5. 0-0 Nc6 6. Nc3 d5 7. d3 d4 8. Ne4 0-0 9. Neg5 h6 10. Nh3 e5 11. e4 dxe3 12. Bxe3 Ng4 13. Bd2 Qxd3 14. Re1 Qxc4 15. Bf1 Qe6 16. Rc1 Rd8 17. Bc4 Qg6 18. Qb3 e4 19. Nf4 Qf5 20. Nh4 Bxh4 21. gxh4 Rxd2 22. Nd5 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2015.01.20"]
[Round "3"]
[White "Nachiappan, Nagappan"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1529"]
[BlackElo "1400"]
[PlyCount "36"]
[EventDate "2015.01.06"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. e3 Nc6 4. Nf3 Bf5 5. Nc3 e6 6. cxd5 exd5 7. Bb5 Bd6 8. 0-0 0-0 9. Re1 h6 10. Bd2 Ne7 11. Rc1 c6 12. Bf1 Qc7 13. Ne2 Be4 14. Ng3 Bh7 15. Bc3 Ne4 16. Ne2 Ng6 17. g3 f5 18. Bg2 Kh8 1-0

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2015.01.13"]
[Round "2"]
[White "Olson, David R"]
[Black "Ho, Stephen R"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1400"]
[BlackElo "1636"]
[PlyCount "62"]
[EventDate "2015.01.06"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 b5 2. g3 Bb7 3. Bg2 c5 4. 0-0 Nf6 5. d3 d5 6. Re1 e6 7. Bg5 Be7 8. Nbd2 0-0 9. Ne5 h6 10. Bxf6 Bxf6 11. Ng4 Nd7 12. e4 dxe4 13. Nxe4 Bd5 14. c3 Be7 15. f4 f5 16. Nxh6+ gxh6 17. Nf2 Nf6 18. Qe2 Kf7 19. c4 bxc4 20. dxc4 Be4 21. Rad1 Qb6 22. Nxe4 fxe4 23. g4 Rg8 24. h3 Rad8 25. Rc1 Rd4 26. b3 Qd6 27. Rc2 Qxf4 28. Rf1 Qe5 29. Qe3 Bd6 30. Qxh6 Qh2+ 31. Kf2 Bg3+ 0-1

[Event "San Francisco TNM Winter op"]
[Site "San Francisco"]
[Date "2015.01.06"]
[Round "1"]
[White "McCarty Snead, Callaghan"]
[Black "Olson, David R"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1843"]
[BlackElo "1400"]
[PlyCount "65"]
[EventDate "2015.01.06"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 g6 4. 0-0 Bg7 5. d3 0-0 6. e4 d6 7. a4 Nc6 8. c3 Bg4 9. h3 Bd7 10. Nh4 Qc8 11. Kh2 Qc7 12. f4 e6 13. g4 h6 14. Kh1 Kh7 15. f5 g5 16. Nf3 d5 17. Qe2 e5 18. exd5 Nxd5 19. Nxg5+ hxg5 20. Bxd5 Rae8 21. Bxg5 f6 22. Bd2 Rh8 23. Qf2 Bf8 24. h4 Ne7 25. Be4 Rg8 26. g5 Kg7 27. h5 fxg5 28. f6+ Kh6 29. f7 Bg7 30. Qg3 Bh8 31. fxg8N+ Rxg8 32. Rf7 Rg7 33. Qxg5+ 1-0

[Event "USA corr"]
[Site "Australia"]
[Date "1974.??.??"]
[Round "?"]
[White "Olson, David R"]
[Black "Scott, Herman B"]
[Result "0-1"]
[ECO "C89"]
[PlyCount "42"]
[EventDate "1974.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Qf3 Bg4 16. Qg2 Qh5 17. Nd2 Rfe8 18. Rxe8+ Rxe8 19. h4 Re1+ 20. Kh2 Ne3 21. Qxc6 Qxh4# 0-1

