[Event "North American op 29th"]
[Site "Las Vegas"]
[Date "2019.12.30"]
[Round "9"]
[White "Lehmann, Spencer G"]
[Black "Vijay, Keerthi K"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2236"]
[BlackElo "2200"]
[PlyCount "61"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nc6 3. d5 Nb8 4. c4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a5 8. Nge2 Nbd7 9. Qd2 h5 10. Nd4 Nc5 11. Bd3 Nfd7 12. 0-0 0-0 13. f4 Nxd3 14. Qxd3 Nc5 15. Qc2 e5 16. fxe5 Bxe5 17. Nf3 Bg7 18. Bd4 Bh6 19. Bxc5 dxc5 20. Rae1 Qe7 21. e5 Bf5 22. Ne4 Bg7 23. Qc3 Bxe4 24. Rxe4 f5 25. Re2 g5 26. Qd3 g4 27. d6 cxd6 28. exd6 Qf6 29. Ne5 Rae8 30. d7 Re6 31. Rxf5 1-0

[Event "North American op 29th"]
[Site "Las Vegas"]
[Date "2019.12.29"]
[Round "7"]
[White "Lehmann, Spencer G"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "E27"]
[WhiteElo "2236"]
[BlackElo "2404"]
[PlyCount "60"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 0-0 5. a3 Bxc3+ 6. bxc3 d5 7. cxd5 exd5 8. e3 Nh5 9. Qc2 Re8 10. g4 Nf4 11. h4 h5 12. Qh2 Qf6 13. Kf2 Ne6 14. gxh5 c5 15. Bb2 Nc6 16. Rd1 cxd4 17. cxd4 Nc5 18. Bb5 Ne4+ 19. Ke2 Nd6 20. Bd3 Bf5 21. Qf4 Bxd3+ 22. Kxd3 Nf5 23. e4 Ncxd4 24. exf5 Qa6+ 25. Kd2 Re2+ 26. Nxe2 Qxe2+ 27. Kc3 Qc4+ 28. Kd2 Qc2+ 29. Ke3 Re8+ 30. Kxd4 Qc4# 0-1

[Event "North American op 29th"]
[Site "Las Vegas"]
[Date "2019.12.28"]
[Round "5"]
[White "Niemann, Hans Moke"]
[Black "Lehmann, Spencer G"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2471"]
[BlackElo "2236"]
[PlyCount "57"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. c4 d4 5. e3 e6 6. exd4 cxd4 7. 0-0 Nc6 8. d3 Bd6 9. Na3 0-0 10. Nc2 e5 11. b4 Re8 12. Re1 Bg4 13. h3 Bxf3 14. Bxf3 Qd7 15. b5 Nb4 16. Bg2 h6 17. Nxb4 Bxb4 18. Bd2 Bxd2 19. Qxd2 Qc7 20. c5 e4 21. c6 e3 22. fxe3 dxe3 23. Rxe3 Rxe3 24. Qxe3 Re8 25. Qf4 Qb6+ 26. Qf2 Qxb5 27. cxb7 Qxd3 28. Rc1 Qa6 29. Qf5 1-0

[Event "North American op 29th"]
[Site "Las Vegas"]
[Date "2019.12.27"]
[Round "4"]
[White "Lehmann, Spencer G"]
[Black "Mitkov, Nikola"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2236"]
[BlackElo "2508"]
[PlyCount "86"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c6 6. e3 Nf6 7. Nf3 b6 8. cxd5 cxd5 9. Bd3 0-0 10. Qe2 Bb7 11. 0-0 Qc8 12. a4 Ba6 13. Ba3 Bxd3 14. Qxd3 Re8 15. Nd2 Nc6 16. Qb5 Na5 17. Rfc1 Qd7 18. Bb4 Nc6 19. Ba3 e5 20. Nf3 Rac8 21. Rd1 e4 22. Nd2 Na5 23. Bb4 Nc4 24. Nxc4 Rxc4 25. Qxd7 Nxd7 26. a5 b5 27. a6 f5 28. Ra5 Rb8 29. h3 Kf7 30. Rb1 Ke6 31. Rb3 g5 32. Kf1 Rb6 33. Ke2 Rcc6 34. Rba3 f4 35. Kd2 h5 36. Ra2 Rb8 37. Rb2 Nb6 38. Rba2 Nc4+ 39. Ke2 Nxa5 40. Rxa5 Kd7 41. Bc5 Rxc5 42. Ra2 Rc6 43. Ra5 Ke6 0-1

[Event "Saint Louis SPICE Cup op 13th"]
[Site "Saint Louis"]
[Date "2019.10.27"]
[Round "9"]
[White "Andersen, Gunnar James"]
[Black "Lehmann, Spencer G"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "2229"]
[BlackElo "2223"]
[PlyCount "56"]
[EventDate "2019.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. Bd3 c5 5. exd5 Qxd5 6. Ngf3 cxd4 7. 0-0 Nc6 8. Bc4 Qd6 9. Nb3 a6 10. Nbxd4 b5 11. Nxc6 Qxc6 12. Bd3 Bb7 13. Re1 Bc5 14. Bg5 Qb6 15. Bh4 Rc8 16. c3 Be7 17. Ne5 g5 18. Bg3 h5 19. h4 gxh4 20. Bxh4 Rg8 21. Be4 Bxe4 22. Rxe4 Qb7 23. Bxf6 Bxf6 24. Qxh5 Rxg2+ 25. Kxg2 Qxe4+ 26. Nf3 Ke7 27. Rd1 Rg8+ 28. Kf1 Qc4+ 0-1

[Event "Saint Louis SPICE Cup op 13th"]
[Site "Saint Louis"]
[Date "2019.10.26"]
[Round "7"]
[White "Grabinsky, Aaron"]
[Black "Lehmann, Spencer G"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2339"]
[BlackElo "2223"]
[PlyCount "75"]
[EventDate "2019.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 Bd7 6. Na3 Qb6 7. Nc2 Nh6 8. a3 f6 9. b4 fxe5 10. b5 Na5 11. Nxe5 0-0-0 12. d4 Nb3 13. Rb1 Nxc1 14. Rxc1 Bd6 15. Be2 Bxb5 16. 0-0 Bxe5 17. fxe5 Bxe2 18. Qxe2 c4 19. Rb1 Qc7 20. Rb5 Kb8 21. Rfb1 Ka8 22. Ne3 Rd7 23. Qb2 Rb8 24. Qb4 b6 25. a4 Qc6 26. a5 Rdb7 27. Qa3 Rf7 28. axb6 Rbb7 29. Qa5 Qc8 30. Qa6 Nf5 31. Nxf5 Rxf5 32. bxa7 Rff7 33. h3 Rfc7 34. Rxb7 Rxb7 35. Kh2 Qd7 36. Rxb7 Qxb7 37. Qxe6 Qb2 38. Qxd5+ 1-0

[Event "Saint Louis SPICE Cup op 13th"]
[Site "Saint Louis"]
[Date "2019.10.26"]
[Round "8"]
[White "Lehmann, Spencer G"]
[Black "Kozelov, Roman"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2223"]
[BlackElo "2149"]
[PlyCount "131"]
[EventDate "2019.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 d6 7. Nge2 bxc4 8. Nf4 g5 9. Nfe2 exd5 10. exd5 h6 11. Ng3 Qe7+ 12. Kf2 Nbd7 13. Bxc4 Bxc3 14. bxc3 Ne5 15. Bb5+ Kf8 16. Re1 Rb8 17. Bf1 Qb7 18. c4 Qb4 19. Bd2 Qb2 20. Qc1 Qxc1 21. Rexc1 Kg7 22. Rab1 Bd7 23. Bc3 Rb6 24. Rxb6 axb6 25. Rb1 Rb8 26. a4 Bxa4 27. Nf5+ Kg6 28. Nxd6 Nfd7 29. Ra1 Bc2 30. Ra7 f6 31. g3 Rd8 32. f4 Ng4+ 33. Kg1 gxf4 34. Ra2 Bd1 35. Bd3+ Kg7 36. gxf4 Ne3 37. Kf2 Nf8 38. Ra7+ Kg8 39. Nf7 Ng4+ 40. Ke1 Rd7 41. Rxd7 Nxd7 42. Nxh6+ Nxh6 43. Kxd1 Ng4 44. h3 Nf2+ 45. Ke2 Nxd3 46. Kxd3 f5 47. Ke3 Kf7 48. Kf3 Kg6 49. Be5 Kh5 50. Kg3 Nf8 51. Bc7 Nd7 52. Bd8 Kg6 53. Kf3 Kf7 54. Ke3 Ke8 55. Bc7 Ke7 56. Kd3 Ke8 57. Kc2 Ke7 58. Kb3 Nf6 59. Bxb6 Kd6 60. Ba7 Ne4 61. h4 Kc7 62. h5 Kd6 63. h6 Nf6 64. Bb8+ Ke7 65. Be5 Nh7 66. Bg7 1-0

[Event "Saint Louis SPICE Cup op 13th"]
[Site "Saint Louis"]
[Date "2019.10.25"]
[Round "6"]
[White "Lehmann, Spencer G"]
[Black "Burke, John M"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2223"]
[BlackElo "2551"]
[PlyCount "66"]
[EventDate "2019.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 d6 7. Nge2 bxc4 8. a3 Ba5 9. Nf4 Bxc3+ 10. bxc3 e5 11. Ne2 Nh5 12. h4 f5 13. exf5 Nf6 14. Ng3 Qa5 15. Qd2 Nbd7 16. Be2 0-0 17. Ne4 Nb6 18. Nxd6 Ba6 19. 0-0 Rad8 20. Ne4 Nbxd5 21. Nxf6+ Rxf6 22. Rd1 Rfd6 23. Bf1 Bb5 24. a4 Nf4 25. Qxd6 Rxd6 26. Rxd6 Qxc3 27. Rb1 Qe1 28. Bxf4 Qxb1 29. Bg5 h6 30. axb5 hxg5 31. hxg5 c3 32. g6 Kf8 33. f6 gxf6 0-1

[Event "Saint Louis SPICE Cup op 13th"]
[Site "Saint Louis"]
[Date "2019.10.24"]
[Round "4"]
[White "Lehmann, Spencer G"]
[Black "Gosdin, Kaleb Ryder"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2223"]
[BlackElo "2028"]
[PlyCount "72"]
[EventDate "2019.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nc6 5. d5 Nd4 6. Be3 c5 7. Nge2 Qb6 8. Na4 Qa5+ 9. Bd2 Qa6 10. Nxd4 Bxd4 11. Nc3 Qb6 12. Bd3 Bd7 13. Rb1 Nf6 14. h3 Nh5 15. Be2 Ng7 16. Bg4 f5 17. exf5 Nxf5 18. Ne2 Bf6 19. 0-0 0-0 20. Bc3 Qa6 21. b3 b5 22. Bxf6 Rxf6 23. Qc2 Raf8 24. Rbc1 Qc8 25. Qd2 b4 26. Bxf5 Bxf5 27. Ng3 R8f7 28. f4 Qf8 29. Rf2 Bd7 30. Rcf1 Bf5 31. Qe3 a5 32. Ne2 Bd7 33. g4 e5 34. Kg2 exf4 35. Nxf4 g5 36. Nd3 h6 1/2-1/2

[Event "Saint Louis SPICE Cup op 13th"]
[Site "Saint Louis"]
[Date "2019.10.24"]
[Round "5"]
[White "Slade, Theodore"]
[Black "Lehmann, Spencer G"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "2124"]
[BlackElo "2223"]
[PlyCount "70"]
[EventDate "2019.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 c6 5. Nf3 d5 6. 0-0 Bd6 7. b3 Qe7 8. Bb2 Nbd7 9. Nbd2 0-0 10. Ne5 a5 11. Qc2 a4 12. Ndf3 a3 13. Bc3 Ne4 14. Be1 g5 15. Nd3 Qg7 16. Rd1 g4 17. Nfe5 Ng5 18. Nxd7 Bxd7 19. Bb4 Bxb4 20. Nxb4 f4 21. gxf4 Nh3+ 22. Kh1 Nxf4 23. e3 Nxg2 24. Kxg2 Be8 25. Nd3 Bg6 26. Rg1 Qh6 27. Kf1 Qxh2 28. Qe2 Bxd3 29. Rxd3 h5 30. e4 Rxf2+ 31. Qxf2 Rf8 32. Qxf8+ Kxf8 33. exd5 Qxa2 34. Rg2 Qb1+ 35. Ke2 a2 0-1

[Event "Saint Louis SPICE Cup op 13th"]
[Site "Saint Louis"]
[Date "2019.10.23"]
[Round "2"]
[White "Lehmann, Spencer G"]
[Black "Kvakovszky, George"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2223"]
[BlackElo "2025"]
[PlyCount "43"]
[EventDate "2019.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Bc5 5. e3 d6 6. Be2 Nxe5 7. Nf3 Nxf3+ 8. Bxf3 Qf6 9. Nc3 0-0 10. 0-0 Bb6 11. Nd5 Qxb2 12. Ne7+ Kh8 13. Nxc8 Rxc8 14. Bxb7 Nd7 15. Qd5 Nf6 16. Qf5 Re8 17. Bxa8 Rxa8 18. Bg5 Rg8 19. Rab1 Qxa2 20. Bxf6 gxf6 21. Qxf6+ Rg7 22. Rb5 1-0

[Event "Saint Louis SPICE Cup op 13th"]
[Site "Saint Louis"]
[Date "2019.10.23"]
[Round "3"]
[White "Sturt, Raven M"]
[Black "Lehmann, Spencer G"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2470"]
[BlackElo "2223"]
[PlyCount "137"]
[EventDate "2019.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. 0-0 Ng6 8. g3 Be7 9. h4 0-0 10. h5 Nh8 11. h6 g6 12. Na3 cxd4 13. cxd4 f6 14. exf6 Bxf6 15. Nc2 Nf7 16. Ne3 Nxh6 17. Nxd5 exd5 18. Bxh6 Re8 19. Be3 Bg4 20. Re1 Qd7 21. Rc1 Rad8 22. a3 Qg7 23. Kg2 Kh8 24. Qa4 Rf8 25. Rcd1 a6 26. Rh1 h5 27. Ng1 Bd7 28. Qb3 Nxd4 29. Bxd4 Bxd4 30. Nf3 Bf6 31. Rxd5 Bc6 32. Rdxh5+ gxh5 33. Rxh5+ Qh7 34. Rxh7+ Kxh7 35. Kf1 Rde8 36. a4 Kg7 37. Ng1 Bd4 38. Bf3 Rf6 39. Qc4 Ba7 40. b4 Re5 41. Qg4+ Kf8 42. Qc8+ Re8 43. Qg4 Re7 44. b5 axb5 45. axb5 Bxb5+ 46. Kg2 Bc6 47. Qc8+ Kg7 48. Bxc6 Rxf2+ 49. Kh3 bxc6 50. Nf3 Rxf3 51. Qg4+ Kf8 52. Qxf3+ Rf7 53. Qxc6 Kg7 54. Qe6 Bb8 55. Kh4 Bc7 56. g4 Rf6 57. Qd7+ Rf7 58. Qd4+ Kg8 59. Kh5 Re7 60. g5 Be5 61. Qd8+ Kf7 62. Qd5+ Ke8 63. Kg6 Rg7+ 64. Kf5 Re7 65. Qc5 Bc7 66. g6 Bd8 67. Qd4 Re1 68. g7 Rf1+ 69. Kg6 1-0

[Event "Saint Louis SPICE Cup op 13th"]
[Site "Saint Louis"]
[Date "2019.10.22"]
[Round "1"]
[White "Theodorou, Nikolas"]
[Black "Lehmann, Spencer G"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2541"]
[BlackElo "2223"]
[PlyCount "77"]
[EventDate "2019.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Bd6 6. Bg2 0-0 7. 0-0 Nbd7 8. Bc3 b6 9. Nbd2 Bb7 10. Ne5 Rc8 11. Rc1 Be7 12. Qa4 Nxe5 13. dxe5 Nd7 14. Rfd1 Nc5 15. Qc2 a5 16. cxd5 exd5 17. Nc4 Ne6 18. Ne3 c6 19. Nf5 Bc5 20. a3 g6 21. Nh6+ Kg7 22. Ng4 Qg5 23. Bf3 Qe7 24. Qd2 Qg5 25. b4 axb4 26. axb4 Be7 27. Qb2 h5 28. Bd2 hxg4 29. Bxg5 Bxg5 30. Bxg4 Bxc1 31. Rxc1 Rb8 32. Qd2 Rfd8 33. h4 d4 34. h5 Rh8 35. Bxe6 fxe6 36. Qg5 Rxh5 37. Qe7+ Kh6 38. Qc7 c5 39. f3 1-0

[Event "Chicago op 28th"]
[Site "Chicago"]
[Date "2019.05.25"]
[Round "5"]
[White "Lehmann, Spencer G"]
[Black "Santarius, Erik F"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2289"]
[BlackElo "2396"]
[PlyCount "92"]
[EventDate "2019.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. Bxf6 exf6 5. e3 Be6 6. Bd3 Nc6 7. Nge2 Qd7 8. a3 g5 9. Qd2 h5 10. Na4 b6 11. Nac3 h4 12. 0-0-0 0-0-0 13. Kb1 Na5 14. Nc1 c6 15. Nb3 Nc4 16. Qe2 Bd6 17. Bxc4 dxc4 18. Nc5 Bxc5 19. dxc5 Qc7 20. cxb6 axb6 21. h3 Qe5 22. Qf3 Kc7 23. Rd4 Rxd4 24. exd4 Qxd4 25. Re1 Re8 26. Qh5 Qd7 27. Qh6 Qd8 28. f4 Bd7 29. Rxe8 Bxe8 30. fxg5 fxg5 31. Qg7+ Bd7 32. Qe5+ Kb7 33. Qd4 Qe7 34. Qf2 Qf6 35. Qd2 Kc7 36. Na4 Qe7 37. Nc3 f4 38. Qd4 f3 39. gxf3 Bxh3 40. Na4 c5 41. Qd5 Bd7 42. Qa8 Qe1+ 43. Ka2 Qa5 44. Qxa5 bxa5 45. Nxc5 h3 46. Ne4 h2 0-1

[Event "North American op 28th"]
[Site "Las Vegas"]
[Date "2018.12.29"]
[Round "7"]
[White "Yang, Kevin S"]
[Black "Lehmann, Spencer G"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2135"]
[BlackElo "2254"]
[PlyCount "90"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 c5 5. c4 d4 6. e3 Nc6 7. exd4 cxd4 8. d3 Bd6 9. b3 0-0 10. Na3 Re8 11. Nc2 e5 12. Bb2 a5 13. Rb1 Rb8 14. Na3 Nb4 15. Nb5 Bf5 16. Ba3 Bf8 17. Bxb4 axb4 18. Re1 Nd7 19. Nh4 Be6 20. Nf3 Bg4 21. h3 Bh5 22. Qc2 f6 23. Nh4 Nc5 24. a3 bxa3 25. Nxa3 e4 26. dxe4 d3 27. Qd2 Na6 28. Nb5 Bb4 29. Nc3 b5 30. g4 Bf7 31. cxb5 Rc8 32. Rec1 Nc5 33. Qd1 d2 34. Rc2 Nxb3 35. Nd5 Bxd5 36. Rxc8 Qxc8 37. Rxb3 Qc1 38. Rb1 Qxd1+ 39. Rxd1 Bb3 40. Bf3 Bxd1 41. Bxd1 Rxe4 42. Bb3+ Kf8 43. b6 Re1+ 44. Kg2 d1Q 45. Bxd1 Rxd1 0-1

[Event "North American op 28th"]
[Site "Las Vegas"]
[Date "2018.12.26"]
[Round "2"]
[White "Lehmann, Spencer G"]
[Black "Becerra Rivero, Julio"]
[Result "1/2-1/2"]
[ECO "A65"]
[WhiteElo "2254"]
[BlackElo "2520"]
[PlyCount "77"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. Nge2 Nc6 8. d5 Ne5 9. Ng3 e6 10. Be2 exd5 11. cxd5 a6 12. a4 Rb8 13. 0-0 Bd7 14. a5 b5 15. axb6 Rxb6 16. Ra2 Qb8 17. Qc2 Bc8 18. Nh1 Rb4 19. Nf2 Nc4 20. Bc1 Nd7 21. Ncd1 Ncb6 22. Bd2 Re8 23. Bc3 Na8 24. Bxa6 Bxa6 25. Rxa6 Rb6 26. Rxb6 Naxb6 27. Ne3 Qa7 28. Bxg7 Kxg7 29. Qc3+ f6 30. b3 Ra8 31. Nc4 Nxc4 32. bxc4 Qa2 33. Nh3 Ra4 34. Nf4 Qxc4 35. Ne6+ Kg8 36. Qe3 Nf8 37. Nxf8 Kxf8 38. Qf4 Ke7 39. Qh6 1/2-1/2

[Event "World op 46th"]
[Site "Philadelphia"]
[Date "2018.07.05"]
[Round "3"]
[White "Lehmann, Spencer G"]
[Black "Lou, Yiping"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2235"]
[BlackElo "2487"]
[PlyCount "84"]
[EventDate "2018.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. Qc2 0-0 8. e4 dxe4 9. fxe4 e5 10. Nf3 exd4 11. e5 Re8 12. cxd4 Bg4 13. Bb2 c5 14. 0-0-0 Nfd7 15. d5 Bxf3 16. gxf3 Qg5+ 17. Kb1 Nxe5 18. Bd3 Qh4 19. Rhg1 Nbd7 20. f4 Ng6 21. Rdf1 Nf6 22. Qg2 Re3 23. Bc2 Rae8 24. Bd1 Rh3 25. Rf2 Ne4 26. Re2 f5 27. Bc2 Qh5 28. Bxe4 fxe4 29. Rxe4 Qf5 30. Rge1 Rxh2 31. Qxh2 Rxe4 32. Rxe4 Qxe4+ 33. Qc2 Qxc2+ 34. Kxc2 Nxf4 35. Be5 g5 36. Bd6 b6 37. Bb8 h5 38. Kd2 h4 39. Bc7 Kf7 40. Ke3 h3 41. Bxf4 gxf4+ 42. Kf3 b5 0-1

[Event "Chicago op 27th"]
[Site "Chicago"]
[Date "2018.05.26"]
[Round "4"]
[White "Mulyar, Michael A"]
[Black "Lehmann, Spencer G"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2400"]
[BlackElo "2226"]
[PlyCount "122"]
[EventDate "2018.05.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Bb4+ 5. Bd2 Bd6 6. Bg2 0-0 7. 0-0 c6 8. Qb3 Nbd7 9. Bb4 Bxb4 10. Qxb4 a5 11. Qb3 b6 12. Nbd2 Ba6 13. Rfe1 Rc8 14. e4 Nxe4 15. Nxe4 Bxc4 16. Qc2 dxe4 17. Qxc4 exf3 18. Bxf3 Nf6 19. b4 axb4 20. Qxb4 Nd5 21. Qb3 b5 22. a4 bxa4 23. Qxa4 Qf6 24. Bg2 Rfd8 25. Rac1 Ne7 26. Red1 g6 27. Bxc6 Nxc6 28. Rxc6 Rxc6 29. Qxc6 Rxd4 30. Rb1 Kg7 31. Kg2 Qe5 32. Qf3 Qd5 33. h4 Qxf3+ 34. Kxf3 h6 35. Rb7 Rd5 36. Ra7 Rf5+ 37. Kg2 Rb5 38. Rc7 g5 39. hxg5 Rxg5 40. Ra7 Rb5 41. Rc7 Kg6 42. Ra7 Rb4 43. Rc7 h5 44. Kf3 h4 45. gxh4 Rxh4 46. Ra7 Rb4 47. Rc7 f5 48. Rc6 Kf6 49. Ke3 Re4+ 50. Kf3 Rd4 51. Ke3 Rd8 52. Ra6 Ke7 53. f4 Kf6 54. Rb6 Rh8 55. Kf3 Rh3+ 56. Kf2 Ra3 57. Ke2 Kg6 58. Rxe6+ Kh5 59. Re3 Rxe3+ 60. Kxe3 Kg4 61. Ke2 Kxf4 1/2-1/2

[Event "North American op 27th"]
[Site "Las Vegas"]
[Date "2017.12.29"]
[Round "8"]
[White "Lehmann, Spencer G"]
[Black "Taghizadeh, Rayan"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2209"]
[BlackElo "2346"]
[PlyCount "61"]
[EventDate "2017.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 0-0 7. Bd2 exd5 8. cxd5 Nh5 9. Qe2 g6 10. 0-0-0 Ng7 11. g4 f5 12. gxf5 gxf5 13. e5 dxe5 14. Qxe5 Nd7 15. Qg3 Nf6 16. Nh3 Nfh5 17. Qf2 Bd7 18. Rg1 Qf6 19. f4 h6 20. Be2 Be8 21. Rg2 Kh7 22. Ng1 Qd6 23. Qh4 Ba5 24. Nf3 Bd8 25. Qh3 Bf6 26. Ne5 Bxe5 27. fxe5 Qxe5 28. Bxh5 Nxh5 29. Re1 Qd4 30. Re7+ Kh8 31. Ne2 1-0

[Event "North American op 27th"]
[Site "Las Vegas"]
[Date "2017.12.26"]
[Round "1"]
[White "Hess, Robert L"]
[Black "Lehmann, Spencer G"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2568"]
[BlackElo "2209"]
[PlyCount "100"]
[EventDate "2017.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3+ 6. Qxc3 Bb7 7. f3 c5 8. Bg5 h6 9. Bh4 cxd4 10. Qxd4 Nc6 11. Qd1 b5 12. cxb5 Qa5+ 13. Qd2 Qxd2+ 14. Kxd2 Nd4 15. Rb1 Nxb5 16. e3 Nd6 17. Bd3 Rc8 18. Ne2 Nc4+ 19. Bxc4 Rxc4 20. Bxf6 gxf6 21. Rhc1 Rxc1 22. Rxc1 Ke7 23. Rc7 Rb8 24. b4 Kd6 25. Rc4 Rg8 26. Ng3 f5 27. Rh4 Rg6 28. Ke1 Kc6 29. Rc4+ Kb6 30. Kd2 d5 31. Rh4 Kb5 32. Kc3 Ka4 33. Kd4 Ba6 34. Kc5 Bc4 35. Kd6 Kxa3 36. Ke7 e5 37. Nxf5 Rxg2 38. Nxh6 Kxb4 39. Nxf7 a5 40. Nxe5 a4 41. Rh8 a3 42. Rb8+ Kc3 43. Ra8 a2 44. f4 Rf2 45. f5 Rxf5 46. Nxc4 dxc4 47. Rxa2 Re5+ 48. Kf6 Rxe3 49. h4 Kb3 50. Rh2 c3 1/2-1/2

[Event "Chicago op 26th"]
[Site "Chicago"]
[Date "2017.05.27"]
[Round "4"]
[White "Lehmann, Spencer G"]
[Black "Ghatti, Sanjay"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2137"]
[BlackElo "2235"]
[PlyCount "71"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Nbd7 7. Bd3 Bd6 8. Nf3 0-0 9. 0-0 Re8 10. Re1 Nf8 11. e4 Be7 12. e5 Nh5 13. Be3 g6 14. h3 Ng7 15. Nh2 h5 16. f4 Bh4 17. Rf1 Bg3 18. Nf3 Bf5 19. Ne2 h4 20. Bf2 Bxf2+ 21. Rxf2 Nfe6 22. a4 Bxd3 23. Qxd3 Nf5 24. Nh2 Qb6 25. Ng4 Kg7 26. Rd1 a5 27. Ne3 Nxe3 28. Qxe3 Nf8 29. f5 gxf5 30. Qg5+ Ng6 31. Qf6+ Kg8 32. Rxf5 Qc7 33. Nf4 Qe7 34. Nxg6 fxg6 35. Qxg6+ Qg7 36. Qh5 1-0

[Event "Chicago op 26th"]
[Site "Chicago"]
[Date "2017.05.26"]
[Round "3"]
[White "Aaron, Deepak"]
[Black "Lehmann, Spencer G"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2320"]
[BlackElo "2137"]
[PlyCount "97"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. Qe2 Nf6 8. Nb3 Nc6 9. Bg5 Be7 10. 0-0-0 0-0 11. Nbxd4 Nd5 12. h4 Nxd4 13. Rxd4 Qb6 14. Bxe7 Nxe7 15. Bd3 Nf5 16. Rf4 Qa5 17. Kb1 Bd7 18. g4 Ne7 19. Ne5 Bc6 20. Nxc6 bxc6 21. h5 Rab8 22. c4 Rfd8 23. Rc1 Qa3 24. Rf3 Qb4 25. a3 Qd6 26. Rc3 c5 27. Bc2 Nc6 28. Qe4 g6 29. hxg6 fxg6 30. Rf6 Qe5 31. Qxe5 Nxe5 32. Rxe6 Nxg4 33. Bxg6 Rd1+ 34. Ka2 Rd2 35. Rc2 Rxc2 36. Bxc2 Rf8 37. Re7 Rf7 38. Rxf7 Kxf7 39. Bxh7 Nxf2 40. Kb3 Ke7 41. Ka4 Nd1 42. b3 Nc3+ 43. Ka5 Ne2 44. Ka6 Nd4 45. b4 cxb4 46. axb4 Kd6 47. Be4 Ke5 48. Bd5 Nc2 49. b5 1-0

[Event "Chicago op 26th"]
[Site "Chicago"]
[Date "2017.05.26"]
[Round "2"]
[White "Lehmann, Spencer G"]
[Black "Shetty, Atulya"]
[Result "0-1"]
[ECO "D93"]
[WhiteElo "2137"]
[BlackElo "2422"]
[PlyCount "122"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bg7 6. e3 0-0 7. Nc3 c5 8. dxc5 Qa5 9. Be2 dxc4 10. 0-0 Nc6 11. Bxc4 Qxc5 12. Nd2 Nh5 13. Nd5 Nxf4 14. Nxf4 Qe5 15. Nd3 Qf5 16. Rac1 Na5 17. e4 Qh5 18. Bd5 e6 19. Bb3 Nxb3 20. Qxb3 b6 21. Nf3 Bb7 22. Rfe1 Rac8 23. Qa4 Rxc1 24. Rxc1 b5 25. Qb4 Rd8 26. Qe7 Rxd3 27. Qxb7 Bxb2 28. Qb8+ Kg7 29. Rb1 a6 30. Qf4 Bd4 31. h3 e5 32. Qg3 Qh6 33. Qg4 Qf4 34. Qxf4 exf4 35. Kf1 Bc5 36. Rc1 Ba3 37. Rc7 Rd1+ 38. Ke2 Ra1 39. Ng5 Rxa2+ 40. Kf3 Kf6 41. Nxh7+ Ke5 42. Ng5 f6 43. Nf7+ Ke6 44. Nd8+ Kd6 45. Rf7 Bb2 46. Nb7+ Kc6 47. Nd8+ Kb6 48. Rb7+ Kc5 49. Ne6+ Kc6 50. Nd8+ Kd6 51. Nf7+ Kc5 52. Rc7+ Kb4 53. Nd8 Kb3 54. Ne6 Be5 55. Rc6 a5 56. Nc5+ Ka3 57. Rb6 Bd4 58. Rxb5 Rxf2+ 59. Kg4 Rxg2+ 60. Kxf4 a4 61. Nd3 Rd2 0-1

[Event "Chicago op 26th"]
[Site "Chicago"]
[Date "2017.05.25"]
[Round "1"]
[White "Patel, Advait"]
[Black "Lehmann, Spencer G"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2385"]
[BlackElo "2137"]
[PlyCount "58"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f5 8. Qg5 Nc6 9. Nf3 cxd4 10. cxd4 Nge7 11. Bd2 0-0 12. Bd3 Bd7 13. h4 f4 14. Qg4 Nxd4 15. 0-0 Nxf3+ 16. Qxf3 Qxe5 17. Bc3 Qc7 18. Rae1 Ng6 19. Bb4 Rf7 20. Qh5 a5 21. Bd2 e5 22. f3 Re8 23. Rf2 Qb6 24. Bc3 e4 25. fxe4 f3 26. exd5 Rxe1+ 27. Bxe1 Qb1 28. Rf1 fxg2 29. Kxg2 Qxe1 0-1

[Event "PRO League KO Stage"]
[Site "Chess.com INT"]
[Date "2017.03.15"]
[Round "3"]
[White "De Vreesse, Seppe"]
[Black "Lehmann, Spencer G"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2229"]
[BlackElo "2040"]
[PlyCount "81"]
[EventDate "2017.03.01"]
[EventType "team-k.o. (rapid)"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]
[WhiteTeam "Webster Windmills"]
[BlackTeam "St Louis Arch Bishops"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. Bg5 c5 3. Nc3 e6 4. d5 d6 5. e4 Be7 6. Bb5+ Nbd7 7. dxe6 fxe6 8. e5 dxe5 9. Nf3 0-0 10. Qe2 Nd5 11. Bd2 N7f6 12. Nxe5 Bd6 13. Bd3 b6 14. 0-0-0 Bb7 15. Rhe1 Re8 16. f4 Nxc3 17. Bxc3 Qc7 18. g4 Nd5 19. Bd2 Rad8 20. g5 Bxe5 21. fxe5 g6 22. h4 Qg7 23. h5 c4 24. Bxc4 Rc8 25. Kb1 a6 26. Bd3 b5 27. hxg6 hxg6 28. Rh1 Ne7 29. Rh3 Red8 30. Qh2 Nf5 31. Ba5 Re8 32. Rh6 Nxh6 33. gxh6 Qh7 34. Rg1 Kh8 35. Bb4 Bd5 36. Qh4 Rf8 37. Bxf8 Rxf8 38. b3 Qc7 39. Qg5 Rg8 40. Qf6+ Kh7 41. Rxg6 1-0

[Event "PRO League KO Stage"]
[Site "Chess.com INT"]
[Date "2017.03.15"]
[Round "3"]
[White "Lehmann, Spencer G"]
[Black "Ashwin, Jayaram"]
[Result "0-1"]
[ECO "E25"]
[WhiteElo "2040"]
[BlackElo "2492"]
[PlyCount "54"]
[EventDate "2017.03.01"]
[EventType "team-k.o. (rapid)"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]
[WhiteTeam "St Louis Arch Bishops"]
[BlackTeam "Webster Windmills"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5 9. Qc2 0-0 10. e4 fxe4 11. fxe4 Nf6 12. Nf3 Qc7 13. e5 Ng4 14. Bd3 h6 15. 0-0 Qxc5+ 16. Kh1 Nc6 17. Bb2 Ne3 18. Qe2 Nxf1 19. Rxf1 Rf7 20. Qe4 Kf8 21. Qh7 Nxe5 22. Qh8+ Ke7 23. Nxe5 Rxf1+ 24. Bxf1 Qxe5 25. Qg8 Rb8 26. a4 Bd7 27. Ba3+ Kf6 0-1

[Event "PRO League KO Stage"]
[Site "Chess.com INT"]
[Date "2017.03.15"]
[Round "3"]
[White "Lehmann, Spencer G"]
[Black "Shimanov, Aleksandr"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2040"]
[BlackElo "2642"]
[PlyCount "86"]
[EventDate "2017.03.01"]
[EventType "team-k.o. (rapid)"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]
[WhiteTeam "St Louis Arch Bishops"]
[BlackTeam "Webster Windmills"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 a6 7. Bd2 0-0 8. Nge2 exd5 9. cxd5 Nbd7 10. Ng3 Ne5 11. Be2 Re8 12. 0-0 c4 13. Bg5 b5 14. Kh1 h6 15. Bxf6 Qxf6 16. f4 Nd7 17. e5 dxe5 18. Nce4 Qd8 19. f5 Nf6 20. Nxf6+ Qxf6 21. Bf3 e4 22. Bxe4 Bd6 23. Qg4 Qg5 24. Qxg5 hxg5 25. Bc2 Bb7 26. Rad1 Rad8 27. Ne4 f6 28. Nxd6 Rxd6 29. b3 c3 30. Rfe1 Rxe1+ 31. Rxe1 Kf8 32. Be4 b4 33. Bf3 Bxd5 34. Be2 Bb7 35. Kg1 Rd2 36. Kf2 Ke7 37. Kg3 Kd6 38. Bc4 Rxg2+ 39. Kh3 Rxa2 40. Re6+ Kc5 41. Re7 c2 42. Bd3 c1Q 43. Rc7+ Bc6 0-1

[Event "PRO League KO Stage"]
[Site "Chess.com INT"]
[Date "2017.03.15"]
[Round "3"]
[White "Leon Hoyos, Manuel"]
[Black "Lehmann, Spencer G"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2490"]
[BlackElo "2040"]
[PlyCount "123"]
[EventDate "2017.03.01"]
[EventType "team-k.o. (rapid)"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]
[WhiteTeam "Webster Windmills"]
[BlackTeam "St Louis Arch Bishops"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. c4 e5 2. g3 c6 3. Bg2 Nf6 4. d4 e4 5. Nc3 d5 6. cxd5 cxd5 7. Bg5 Nbd7 8. e3 Bd6 9. Nge2 h6 10. Bxf6 Nxf6 11. 0-0 Bd7 12. Qb3 Bc6 13. f3 exf3 14. Rxf3 0-0 15. Raf1 Re8 16. Rxf6 gxf6 17. Nxd5 Bxd5 18. Bxd5 Qe7 19. e4 Rad8 20. Nc3 Bb4 21. Bxf7+ Qxf7 22. Qxb4 Kg7 23. Qc5 Qe7 24. Qc4 Qf7 25. Qd3 Rd7 26. Qe3 Rde7 27. Qf4 Qg6 28. Nd5 Rxe4 29. Qxf6+ Qxf6 30. Nxf6 R8e6 31. Nxe4 Rxe4 32. Rc1 Rxd4 33. Rc7+ Kg6 34. Rxb7 a5 35. Rb6+ Kg7 36. Kg2 Rd2+ 37. Kh3 a4 38. a3 Re2 39. Rb4 Rc2 40. g4 Rd2 41. Kg3 Rc2 42. h4 Rd2 43. Kf4 Rc2 44. Rb7+ Kg6 45. Rb6+ Kg7 46. h5 Rf2+ 47. Ke3 Rg2 48. Rb4 Rg3+ 49. Kf4 Rg2 50. Ke5 Re2+ 51. Kd5 Rd2+ 52. Kc5 Kf6 53. Kb5 Kg5 54. Kxa4 Rd5 55. Kb3 Re5 56. a4 Kh4 57. Rb6 Re3+ 58. Ka2 Re4 59. Ka3 Re3+ 60. b3 Kg5 61. Rg6+ Kf4 62. Rxh6 1-0

[Event "PRO League Pacific"]
[Site "Chess.com INT"]
[Date "2017.02.01"]
[Round "4"]
[White "Lehmann, Spencer G"]
[Black "Breckenridge, Steven James"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "2040"]
[BlackElo "2239"]
[PlyCount "70"]
[EventDate "2017.01.11"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]
[WhiteTeam "St Louis Arch Bishops"]
[BlackTeam "Portland Rain"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Bg5 c5 7. d5 h6 8. Be3 Nbd7 9. Qd2 Kh7 10. Nh3 a6 11. a4 Qa5 12. Nf2 Ne5 13. Be2 Qb4 14. Ncd1 a5 15. f4 Neg4 16. Bxg4 Nxg4 17. Nxg4 Bxg4 18. Nf2 Bd7 19. 0-0 Qxc4 20. e5 Bxa4 21. f5 Bxe5 22. g3 Bg7 23. Nd3 Bd7 24. Nf4 Bxf5 25. Rac1 Qb4 26. Qg2 Qxb2 27. Rf2 Qb3 28. Re1 Bc3 29. Ref1 a4 30. Nh5 a3 31. g4 a2 32. gxf5 gxh5 33. f6 Rg8 34. fxe7 f6 35. Kh1 Rxg2 0-1

[Event "PRO League Pacific"]
[Site "Chess.com INT"]
[Date "2017.02.01"]
[Round "4"]
[White "Lehmann, Spencer G"]
[Black "Haessler, Carl A"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2040"]
[BlackElo "2139"]
[PlyCount "95"]
[EventDate "2017.01.11"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]
[WhiteTeam "St Louis Arch Bishops"]
[BlackTeam "Portland Rain"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 0-0 8. Nge2 c6 9. Qc2 Re8 10. 0-0 Ne4 11. Bf4 f5 12. Nxd5 Bd6 13. Ndc3 Ndf6 14. Nxe4 fxe4 15. Bc4+ Kh8 16. Rad1 Bg4 17. Bxd6 Qxd6 18. h3 Bh5 19. Rd2 g5 20. Ng3 Bg6 21. d5 Rad8 22. Rfd1 c5 23. Qc3 h5 24. Be2 Kh7 25. Nf1 Re5 26. Qa5 a6 27. Rc1 b5 28. a4 g4 29. h4 bxa4 30. Rxc5 Rxd5 31. Rcxd5 Nxd5 32. Qxa4 Qe7 33. Qxa6 Nf4 34. exf4 Rxd2 35. Nxd2 e3 36. Nf1 exf2+ 37. Kxf2 Qxh4+ 38. g3 Qf6 39. Qb7+ Kh6 40. Qb6 Qf5 41. Qe3 Kh7 42. Qe7+ Kh6 43. Qg5+ Qxg5 44. fxg5+ Kxg5 45. b4 Kf5 46. Bd3+ Kg5 47. Bxg6 Kxg6 48. b5 1-0

[Event "PRO League Pacific"]
[Site "Chess.com INT"]
[Date "2017.02.01"]
[Round "4"]
[White "Raptis, Nick"]
[Black "Lehmann, Spencer G"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "2262"]
[BlackElo "2040"]
[PlyCount "55"]
[EventDate "2017.01.11"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]
[WhiteTeam "Portland Rain"]
[BlackTeam "St Louis Arch Bishops"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 c6 4. e3 Nbd7 5. Nf3 Ne4 6. Nxe4 dxe4 7. Nd2 Qa5 8. Bh4 Nf6 9. c3 Bf5 10. Nc4 Qd8 11. Qb3 Qc8 12. h3 Be6 13. Qc2 Bxc4 14. Bxc4 e6 15. Bxf6 gxf6 16. Qxe4 f5 17. Qf3 b5 18. Bb3 c5 19. dxc5 Bxc5 20. 0-0 Rb8 21. Rad1 Rg8 22. e4 Qb7 23. Rfe1 Kf8 24. Qf4 fxe4 25. Rxe4 Rg6 26. Bxe6 Re8 27. Rd7 Qc6 28. Qxf7# 1-0

[Event "PRO League Pacific"]
[Site "Chess.com INT"]
[Date "2017.02.01"]
[Round "4"]
[White "Zavortink, Matt B"]
[Black "Lehmann, Spencer G"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1979"]
[BlackElo "2040"]
[PlyCount "80"]
[EventDate "2017.01.11"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]
[WhiteTeam "Portland Rain"]
[BlackTeam "St Louis Arch Bishops"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nf3 Bd6 5. Bg3 c5 6. c3 Nc6 7. Nbd2 0-0 8. Bd3 b6 9. 0-0 Bb7 10. Ne5 Qc7 11. f4 Ne7 12. Qb1 Ng6 13. Nxg6 hxg6 14. Bh4 cxd4 15. cxd4 Bb4 16. Rc1 Qd7 17. Nf3 Ne4 18. Ne5 Qd6 19. Bxe4 dxe4 20. a3 Bd2 21. Nc4 Bxe3+ 22. Nxe3 Qxf4 23. Bf2 f5 24. Qa2 Rae8 25. d5 Qg5 26. h4 Qe7 27. dxe6 f4 28. Nd5 Qxe6 29. Nc3 Qxa2 30. Rxa2 e3 31. Be1 f3 32. gxf3 Rxf3 33. Ne2 Ref8 34. Bc3 Rh3 35. Ng3 Rxg3+ 36. Kh2 Rg2+ 37. Kh1 Rxb2+ 38. Kg1 Rxa2 39. Be5 Rg2+ 40. Kh1 Rg5+ 0-1

[Event "Washington Class-ch A"]
[Site "Redmond"]
[Date "2009.11.27"]
[Round "2"]
[White "Cook, Mark"]
[Black "Lehmann, Spencer G"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1728"]
[BlackElo "1409"]
[PlyCount "60"]
[EventDate "2009.11.27"]
[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 c5 2. f4 Nc6 3. Nf3 g6 4. Bc4 Bg7 5. c3 d6 6. 0-0 Nf6 7. e5 dxe5 8. Bxf7+ Kxf7 9. fxe5 Rf8 10. Ng5+ Kg8 11. exf6 exf6 12. Qb3+ Kh8 13. Nf7+ Rxf7 14. Qxf7 Ne5 15. Qb3 c4 16. Qb5 Bd7 17. Qc5 Rc8 18. Qxa7 b6 19. Qa3 Bc6 20. b4 Qd5 21. Rf2 Nd3 22. Re2 Ra8 23. Qxa8+ Bxa8 24. Re8+ Bf8 25. Rxf8+ Kg7 26. Rxa8 Qxa8 27. Na3 Nxc1 28. Nxc4 b5 29. Ne3 Ne2+ 30. Kf2 Nf4 0-1

