[Event "Chesterfield SPICE Cup op"]
[Site "Chesterfield"]
[Date "2023.12.21"]
[Round "8"]
[White "Sheehan, Ethan"]
[Black "Eckert, Doug D"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2339"]
[BlackElo "2123"]
[PlyCount "77"]
[EventDate "2023.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bh4 g5 8. Bg3 Ne4 9. Nge2 h5 10. h4 Nxg3 11. Nxg3 gxh4 12. Nxh5 Qg5 13. Qa4+ Nc6 14. Nf4 Bd7 15. Bb5 Bxc3+ 16. bxc3 Rh6 17. Qb3 Rd6 18. g3 hxg3 19. Rh8+ Ke7 20. Rxa8 gxf2+ 21. Kd2 Na5 22. Qb4 Bxb5 23. Qxa5 f1Q 24. Rxf1 Bxf1 25. Qxc7+ Rd7 26. Qb8 Bc4 27. Qf8+ Kf6 28. Qh8+ Ke7 29. Re8+ Kd6 30. Qf8+ Re7 31. Rd8+ Kc6 32. Rc8+ Kb5 33. Rc5+ Ka4 34. Qa8 b6 35. Qc6+ Ka3 36. Rxc4 dxc4 37. Qxc4 Kb2 38. Qb3+ Ka1 39. Kc2 1-0

[Event "Chesterfield SPICE Cup op"]
[Site "Chesterfield"]
[Date "2023.12.21"]
[Round "7"]
[White "Wang, Justin"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "B60"]
[WhiteElo "2512"]
[BlackElo "2339"]
[PlyCount "145"]
[EventDate "2023.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 g6 7. Bxf6 exf6 8. Bb5 Bd7 9. Nde2 Be6 10. Nf4 Bh6 11. Nxe6 fxe6 12. Qg4 Qe7 13. 0-0 0-0 14. Bc4 Rae8 15. Qh3 Bg7 16. Rfe1 Nd4 17. Rad1 f5 18. exf5 Rxf5 19. Re4 Qf7 20. Qe3 d5 21. Bxd5 Nxc2 22. Rxe6 Rf8 23. Re7 Nxe3 24. Rxf7 R5xf7 25. fxe3 Bxc3 26. bxc3 Kg7 27. Bxf7 Rxf7 28. Rd4 h5 29. h4 Kh6 30. Rc4 Rd7 31. a4 Rd2 32. Kh2 a6 33. Kg3 b5 34. axb5 axb5 35. Rc5 Rb2 36. e4 b4 37. cxb4 Rxb4 38. Kf4 Rb2 39. g3 Rf2+ 40. Ke3 Rg2 41. Kf3 Rg1 42. Rc7 Ra1 43. Rc3 Ra8 44. Rd3 Rf8+ 45. Ke3 Re8 46. Rd4 Re6 47. Rd5 Ra6 48. Rc5 Ra1 49. Rc2 Ra8 50. Rd2 Re8 51. Rd3 Ra8 52. e5 Ra4 53. Rd4 Ra1 54. Ke4 Re1+ 55. Kd5 Re3 56. e6 Kg7 57. Kd6 Rxg3 58. e7 Re3 59. Kd7 g5 60. hxg5 Kg6 61. Rd6+ Kxg5 62. Re6 Rd3+ 63. Kc6 Rc3+ 64. Kd5 Rc8 65. e8Q Rxe8 66. Rxe8 Kf4 67. Rh8 Kg4 68. Ke4 h4 69. Rg8+ Kh3 70. Kf3 Kh2 71. Rh8 h3 72. Kf2 Kh1 73. Rxh3# 1-0

[Event "Chesterfield SPICE Cup op"]
[Site "Chesterfield"]
[Date "2023.12.20"]
[Round "6"]
[White "Vemparala, Nikash"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2192"]
[BlackElo "2339"]
[PlyCount "92"]
[EventDate "2023.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nd7 5. Nge2 a6 6. a4 b6 7. g3 Bb7 8. Bg2 e6 9. 0-0 Ne7 10. Qd2 0-0 11. Rae1 Re8 12. g4 e5 13. f4 exf4 14. Bxf4 c5 15. d5 Ne5 16. h3 Qd7 17. Bh6 b5 18. Bxg7 Kxg7 19. Ng3 Ng8 20. b3 b4 21. Nce2 a5 22. Qg5 h6 23. Qf4 Qe7 24. Qe3 Ba6 25. Rf2 Rec8 26. Nf4 c4 27. Nge2 cxb3 28. cxb3 Bxe2 29. Nxe2 Nf6 30. Ref1 Nfd7 31. Qg3 Rc2 32. Nd4 Rc3 33. Qf4 Rf8 34. Rc2 Rxc2 35. Nxc2 Rc8 36. Nd4 Rc3 37. Qf2 Nc5 38. Nc6 Nxc6 39. dxc6 Nd3 40. Qb6 Qe5 41. Qb7 Nf4 42. c7 Ne2+ 43. Kh1 Ng3+ 44. Kg1 Qd4+ 45. Rf2 Rc1+ 46. Kh2 Qxf2 0-1

[Event "Chesterfield SPICE Cup op"]
[Site "Chesterfield"]
[Date "2023.12.19"]
[Round "4"]
[White "Posthuma, Joshua G"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2449"]
[BlackElo "2339"]
[PlyCount "77"]
[EventDate "2023.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nf3 c5 5. Nbd2 Nc6 6. c3 Bd6 7. Bg3 0-0 8. Bb5 Qe7 9. Bxc6 bxc6 10. Qa4 Bxg3 11. hxg3 Qb7 12. Qc2 Qb5 13. Nb3 cxd4 14. cxd4 Ne4 15. Nfd2 f5 16. Nxe4 fxe4 17. f4 e5 18. dxe5 Bg4 19. Nd4 Qb4+ 20. Qd2 Qb6 21. Rc1 c5 22. Nb3 c4 23. Nd4 a5 24. b3 Rac8 25. bxc4 dxc4 26. 0-0 Rfd8 27. Rc3 g6 28. Rfc1 Qc5 29. Rxc4 Qxc4 30. Rxc4 Rxc4 31. Qxa5 Rc1+ 32. Kh2 Rb8 33. Qd5+ Kg7 34. Ne6+ Kh6 35. Qd7 Bxe6 36. Qxe6 Rbb1 37. g4 Rh1+ 38. Kg3 Rbe1 39. g5+ 1-0

[Event "Chesterfield SPICE Cup op"]
[Site "Chesterfield"]
[Date "2023.12.19"]
[Round "5"]
[White "Sheehan, Ethan"]
[Black "Puckett, Matthew"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2339"]
[BlackElo "2172"]
[PlyCount "90"]
[EventDate "2023.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 a5 5. Nf3 d6 6. Bg2 Nbd7 7. Nc3 e5 8. a3 Bxc3 9. Bxc3 Ne4 10. Qc2 Nxc3 11. Qxc3 Qe7 12. 0-0 0-0 13. b4 axb4 14. axb4 Rxa1 15. Rxa1 e4 16. Nd2 f5 17. Ra7 h5 18. Qe3 Nf6 19. f3 d5 20. c5 Ne8 21. h4 c6 22. f4 Nc7 23. Nf3 Nb5 24. Ra1 Bd7 25. Ne5 Rb8 26. Qd2 Be8 27. e3 Qd8 28. Bf1 Ra8 29. Qb2 Nc7 30. Ra5 g6 31. Qa3 Kg7 32. Kf2 Kg8 33. Ke1 Kg7 34. Kd2 Kf6 35. Kc3 Ke6 36. Kb3 Ke7 37. Rxa8 Qxa8 38. Qxa8 Nxa8 39. Ka4 Nc7 40. Ka5 Kd8 41. Kb6 Kc8 42. Ka7 Ne6 43. Kb6 Nc7 44. Ka5 Kb8 45. Kb6 Kc8 1/2-1/2

[Event "Chesterfield SPICE Cup op"]
[Site "Chesterfield"]
[Date "2023.12.18"]
[Round "3"]
[White "Sheehan, Ethan"]
[Black "Yang, Jingyun"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2339"]
[BlackElo "2129"]
[PlyCount "119"]
[EventDate "2023.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. g3 Nc6 4. Bg2 Bc5 5. a3 a5 6. e3 d6 7. Nge2 0-0 8. 0-0 Bg4 9. h3 Bd7 10. d4 Bb6 11. b3 Qc8 12. Kh2 Ne7 13. Bb2 Bc6 14. Bxc6 Nxc6 15. Nd5 Nxd5 16. cxd5 Ne7 17. dxe5 dxe5 18. Nc3 Qd7 19. Na4 Nxd5 20. Bxe5 Rad8 21. Nxb6 Nxb6 22. Qc2 c6 23. Qc3 Nd5 24. Qxa5 Qf5 25. Bd4 Nxe3 26. Qxf5 Nxf5 27. Bc5 Rfe8 28. Rad1 f6 29. Rfe1 Rxd1 30. Rxd1 Re5 31. b4 Rd5 32. Rxd5 cxd5 33. a4 Kf7 34. Kg2 Ke6 35. Kf3 g6 36. b5 Kd7 37. a5 Ng7 38. Bd4 Ne8 39. a6 bxa6 40. bxa6 Kc6 41. Ke3 h5 42. Kf4 Kc7 43. h4 Kc6 44. f3 Kc7 45. g4 hxg4 46. fxg4 g5+ 47. hxg5 fxg5+ 48. Kxg5 Kc6 49. Be5 d4 50. Kf4 d3 51. Ke3 Kb6 52. Kxd3 Kxa6 53. Kc4 Kb6 54. Kd5 Kb5 55. g5 Kb4 56. g6 Kb5 57. Ke6 Kc6 58. Ke7 Kd5 59. Kxe8 Kxe5 60. g7 1-0

[Event "Chesterfield SPICE Cup op"]
[Site "Chesterfield"]
[Date "2023.12.18"]
[Round "2"]
[White "Zeltsan, Joseph"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "B97"]
[WhiteElo "2415"]
[BlackElo "2339"]
[PlyCount "67"]
[EventDate "2023.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. e5 dxe5 12. fxe5 Nfd7 13. Ne4 Qxa2 14. Rd1 Qd5 15. Qe3 Qxe5 16. Be2 Bc5 17. Bg3 Bxd4 18. Rxd4 Qa5+ 19. Rd2 0-0 20. Bd6 Re8 21. g4 Nc6 22. g5 hxg5 23. Rg1 Ne7 24. Bh5 Nf5 25. Qxg5 Qd8 26. Bxf7+ Kxf7 27. Qg6+ Kg8 28. Ng5 Nf6 29. Qf7+ Kh8 30. Rd3 Nh6 31. Rh3 Qa5+ 32. Kd1 Qd5+ 33. Kc1 Qd4 34. Rxh6+ 1-0

[Event "Chesterfield SPICE Cup op"]
[Site "Chesterfield"]
[Date "2023.12.17"]
[Round "1"]
[White "Sheehan, Ethan"]
[Black "Cavanah, Troy"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2339"]
[BlackElo "1950"]
[PlyCount "71"]
[EventDate "2023.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 c6 8. Qc2 Nbd7 9. Bf4 b6 10. Nbd2 Nh5 11. Be3 Nhf6 12. Bg5 Bb7 13. Rad1 Rc8 14. e4 Nxe4 15. Bxe7 Qxe7 16. Nxe4 dxe4 17. Qxe4 Ba6 18. Ne5 Nxe5 19. dxe5 Rfd8 20. b3 Bb7 21. Bf3 Ba8 22. Qf4 c5 23. Bxa8 Rxa8 24. Rd6 Rxd6 25. exd6 Qf6 26. Qe4 Rd8 27. Rd1 Rd7 28. Qc6 Qd8 29. a3 a5 30. b4 cxb4 31. axb4 a4 32. c5 bxc5 33. bxc5 Ra7 34. d7 Kf8 35. Qd6+ Kg8 36. Qb8 1-0

[Event "Fort Lauderdale 1000 GM IM 11"]
[Site "Fort Lauderdale"]
[Date "2023.11.06"]
[Round "9.4"]
[White "Sheehan, Ethan"]
[Black "Michelle, Catherina P"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2322"]
[BlackElo "2178"]
[PlyCount "95"]
[EventDate "2023.11.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3 Nxc3 9. Bc4 Nd5 10. Bxd5 e6 11. Bxc6+ bxc6 12. 0-0 Qd5 13. Qc3 Bg7 14. Bf4 0-0 15. Be5 f6 16. Bg3 Bb7 17. Rfc1 Rf7 18. Qe3 Bf8 19. a3 g5 20. h3 h5 21. h4 g4 22. Ne1 Rd8 23. Rd1 Rfd7 24. Nd3 Qf5 25. Nf4 Kf7 26. Re1 Re8 27. Rac1 Bd6 28. Nd3 Bf8 29. Nc5 Bxc5 30. Rxc5 Rd5 31. Bd6 Rd8 32. Rxd5 Qxd5 33. Bc5 a5 34. Qf4 a4 35. Re5 Qb3 36. Rxh5 Qd1+ 37. Kh2 g3+ 38. fxg3 Qxh5 39. Qc7+ Kg6 40. Qxd8 Qh7 41. Qa5 Bc8 42. Qxa4 Qb7 43. Qc2+ Kg7 44. b4 Bd7 45. a4 Be8 46. Qe2 Bd7 47. a5 Qb5 48. Qg4+ 1-0

[Event "Fort Lauderdale 1000 GM IM 11"]
[Site "Fort Lauderdale"]
[Date "2023.11.06"]
[Round "8.2"]
[White "Yanayt, Eugene"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "2095"]
[BlackElo "2322"]
[PlyCount "66"]
[EventDate "2023.11.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Kf2 0-0 9. Kg2 Ne8 10. h4 h5 11. Nh3 Bxh3+ 12. Rxh3 Nd7 13. Nc3 Nc7 14. a4 Qe7 15. Rh1 a6 16. Qc2 Rfe8 17. Bd2 Ne5 18. Be2 Qd7 19. a5 Nb5 20. Nxb5 axb5 21. Qb3 c4 22. Qc2 Qc7 23. Bc3 Qc5 24. Qd2 Nd7 25. g4 Bxc3 26. bxc3 Nf6 27. Qf4 Nxd5 28. Qd2 Ne3+ 29. Kh3 hxg4+ 30. fxg4 Rxe4 31. Bf3 Re7 32. Rhe1 Rae8 33. Re2 f5 0-1

[Event "Fort Lauderdale 1000 GM IM 11"]
[Site "Fort Lauderdale"]
[Date "2023.11.05"]
[Round "6"]
[White "Arvind, C Jayaraman"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "2108"]
[BlackElo "2322"]
[PlyCount "120"]
[EventDate "2023.11.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Bf4 c6 6. e3 Bd6 7. Qf3 Ne7 8. h4 h5 9. Bd3 Qb6 10. Rb1 Bg4 11. Qg3 Bxf4 12. Qxf4 Nd7 13. f3 Be6 14. b4 Qd8 15. Nge2 Nb6 16. Kf2 Qd7 17. Ng3 f6 18. a4 Nc4 19. a5 Kf7 20. Nge2 Na3 21. Rb3 Nb5 22. Na4 Rae8 23. Nc5 Qc8 24. Bxb5 cxb5 25. Rc1 Nc6 26. Nxa6 bxa6 27. Qd6 Bd7 28. Rbc3 Re6 29. Qxd5 Qd8 30. Nf4 Ne7 31. Qa2 Ng6 32. Nxe6 Bxe6 33. Rc7+ Ne7 34. Qd2 Bc4 35. Ra7 Qd6 36. g3 Re8 37. e4 Kg8 38. d5 Nc6 39. Rxa6 Qxb4 40. Qxb4 Nxb4 41. Rxc4 bxc4 42. Rb6 Nd3+ 43. Ke3 Rc8 44. Rc6 Ra8 45. Rxc4 Ne5 46. Ra4 Rxa5 47. Rxa5 Nc4+ 48. Kd4 Nxa5 49. g4 g5 50. gxh5 gxh4 51. Ke3 Nc4+ 52. Kf4 Ne5 53. d6 Kf7 54. Ke3 h3 55. Kf2 h2 56. Kg2 Nxf3 57. d7 Ke7 58. d8Q+ Kxd8 59. h6 Ng5 60. Kxh2 Ke7 0-1

[Event "Fort Lauderdale 1000 GM IM 11"]
[Site "Fort Lauderdale"]
[Date "2023.11.05"]
[Round "7"]
[White "Sheehan, Ethan"]
[Black "Overlingas, Akeras"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2322"]
[BlackElo "2021"]
[PlyCount "80"]
[EventDate "2023.11.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Bb5+ Nc6 9. 0-0 0-0 10. Bxc6 bxc6 11. Ba3 cxd4 12. cxd4 Bg4 13. Bc5 Re8 14. e5 Be6 15. Qa4 Bd5 16. Nd2 Qd7 17. f4 Qf5 18. Qa3 Bf8 19. Rac1 h5 20. Rf2 h4 21. h3 Rab8 22. Nf1 Rb1 23. Ne3 Rxc1+ 24. Qxc1 Qe4 25. Nxd5 cxd5 26. Bxa7 Ra8 27. Bc5 Rb8 28. Qd2 Rb1+ 29. Rf1 Rxf1+ 30. Kxf1 Bh6 31. Qe1 Qd3+ 32. Kg1 Bxf4 33. a4 e6 34. Kh1 Be3 35. Qa1 g5 36. a5 g4 37. hxg4 h3 38. Qb2 Qf1+ 39. Kh2 Bf4+ 40. g3 Be3 0-1

[Event "Fort Lauderdale 1000 GM IM 11"]
[Site "Fort Lauderdale"]
[Date "2023.11.04"]
[Round "5"]
[White "Becerra Rivero, Julio"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2432"]
[BlackElo "2322"]
[PlyCount "41"]
[EventDate "2023.11.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Re1 0-0 9. d4 cxd4 10. cxd4 d5 11. e5 Ne4 12. Nbd2 Nxd2 13. Bxd2 Nc6 14. Rc1 Rac8 15. Qb3 e6 16. Qd3 Rc7 17. Rc3 Rfc8 18. Rec1 Bf8 19. g3 Nb4 20. Rxc7 Rxc7 21. Rxc7 1/2-1/2

[Event "Fort Lauderdale 1000 GM IM 11"]
[Site "Fort Lauderdale"]
[Date "2023.11.04"]
[Round "4"]
[White "Sheehan, Ethan"]
[Black "Hernandez Gonzalez, William"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2322"]
[BlackElo "2487"]
[PlyCount "110"]
[EventDate "2023.11.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 a5 5. Nc3 d5 6. e3 0-0 7. Qc2 b6 8. a3 Be7 9. e4 dxe4 10. Nxe4 Bb7 11. Bd3 Nbd7 12. 0-0 h6 13. b3 c5 14. Bc3 cxd4 15. Bxd4 Nc5 16. Bxc5 bxc5 17. Rad1 Qc7 18. Nxf6+ Bxf6 19. Bh7+ Kh8 20. Be4 Bxe4 21. Qxe4 a4 22. Rd3 axb3 23. Rxb3 Ra4 24. Rfb1 Qa7 25. Rb7 Qa8 26. h3 Ra7 27. R1b3 Rxa3 28. R3b5 Ra7 29. Qc6 Rxb7 30. Rxb7 Bd4 31. Qd6 Kg8 32. Rb1 Qa2 33. Rf1 Qxc4 34. Nxd4 Qxd4 35. Qc6 Qc3 36. Rd1 c4 37. g3 Rb8 38. Kg2 Qc2 39. Rd4 c3 40. Rc4 Rb1 41. Rxc3 Qd1 42. g4 Qg1+ 43. Kf3 Qh2 44. Qa8+ Rb8 45. Rc8+ Rxc8 46. Qxc8+ Kh7 47. Qc2+ g6 48. Ke2 Qxh3 49. Qc4 Qh4 50. Qf4 Kg7 51. Qe5+ Qf6 52. Qe4 e5 53. Qd5 Qf4 54. f3 h5 55. gxh5 gxh5 0-1

[Event "Fort Lauderdale 1000 GM IM 11"]
[Site "Fort Lauderdale"]
[Date "2023.11.03"]
[Round "3"]
[White "Cruz Mendez, Jean Marcos"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "2279"]
[BlackElo "2322"]
[PlyCount "86"]
[EventDate "2023.11.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. Nd5 Nbd7 10. Qd3 Bxd5 11. exd5 Rc8 12. c4 0-0 13. g4 e4 14. Qd4 Ne5 15. Rg1 Rxc4 16. Qd1 Nd3+ 17. Bxd3 exd3 18. Qxd3 Rxg4 19. 0-0-0 Qc7+ 20. Kb1 Rc8 21. Qf5 Rxg1 22. Rxg1 Qd7 23. Nd4 g6 24. Bh6 Bf8 25. Bxf8 Qxf5+ 26. Nxf5 Kxf8 27. Nxd6 Rc7 28. f3 Nxd5 29. Rd1 Ne3 30. Rd3 Nf1 31. h3 Ng3 32. a4 Rd7 33. Kc2 Ne2 34. Ne4 Rc7+ 35. Kd2 Nf4 36. Rd6 Nxh3 37. b4 Ke7 38. Rb6 Nf4 39. Nc5 Nd5 40. Rxb7 Rxb7 41. Nxb7 Nxb4 42. Kc3 Nc6 43. Nc5 Nb8 0-1

[Event "Fort Lauderdale 1000 GM IM 11"]
[Site "Fort Lauderdale"]
[Date "2023.11.03"]
[Round "2"]
[White "Sheehan, Ethan"]
[Black "Aadit, Bhatia"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2322"]
[BlackElo "2080"]
[PlyCount "43"]
[EventDate "2023.11.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Qc2 0-0 9. Nf3 Re8 10. 0-0 h6 11. Bf4 Nh5 12. Nxd5 Nxf4 13. Nxf4 Nf6 14. Bc4 Bd6 15. Ng6 Be6 16. Bxe6 Rxe6 17. Nge5 c5 18. Qb3 cxd4 19. Nxf7 Kxf7 20. Nxd4 Qe7 21. Nxe6 Ke8 22. Nd4 1-0

[Event "Fort Lauderdale 1000 GM IM 11"]
[Site "Fort Lauderdale"]
[Date "2023.11.02"]
[Round "1"]
[White "Escobar Forero, Alder"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2450"]
[BlackElo "2322"]
[PlyCount "70"]
[EventDate "2023.11.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Qf3 e6 7. g4 Nc6 8. Nxc6 bxc6 9. g5 Nd7 10. h4 d5 11. Bg2 Bc5 12. Qg3 d4 13. Ne2 e5 14. 0-0 a5 15. Rd1 Ba6 16. Qg4 Qb6 17. Ng3 g6 18. Bf1 Bc8 19. Qf3 Rf8 20. Bd3 f6 21. Qe2 Be7 22. Bc4 fxg5 23. hxg5 Nc5 24. c3 d3 25. Qe3 Ba6 26. Bxa6 Qxa6 27. b4 axb4 28. cxb4 Nb3 29. Rb1 Nd4 30. Qxd3 Qxa2 31. Be3 Ra3 32. Qxa3 Qxa3 33. Bxd4 exd4 34. Rxd4 Rxf2 35. Kxf2 Qa2+ 0-1

[Event "Charlotte Super op"]
[Site "Charlotte"]
[Date "2023.07.13"]
[Round "8"]
[White "Chirilov, James A"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "B60"]
[WhiteElo "2117"]
[BlackElo "2280"]
[PlyCount "126"]
[EventDate "2023.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 g6 7. Bb5 Bd7 8. f3 Bg7 9. Be3 0-0 10. Qd2 Ne5 11. Be2 a6 12. Bh6 Bxh6 13. Qxh6 Rc8 14. h4 Qb6 15. Nb3 a5 16. a4 Be6 17. Bb5 d5 18. Qg5 Nc4 19. e5 Ne3 20. exf6 exf6 21. Qxf6 d4 22. Nxd4 Qxd4 23. Qxd4 Nxc2+ 24. Kf2 Nxd4 25. Rhd1 Rfd8 26. Rac1 Bb3 27. Re1 Nxb5 28. axb5 Rd2+ 29. Re2 Rxe2+ 30. Kxe2 Rc4 31. g4 h5 32. g5 a4 33. Kd3 Kf8 34. Ke3 Rxh4 35. Ne4 Be6 36. Rc7 Rh2 37. Nf2 Rg2 38. Rxb7 Rxg5 39. Ne4 Rf5 40. b6 Rb5 41. Nc3 Rxb2 42. Nxa4 Rb3+ 43. Kf2 Bd5 44. Rb8+ Kg7 45. Nc5 Rxf3+ 46. Ke2 Rc3 47. Rc8 Rc2+ 48. Kd3 Rb2 49. Kd4 Bg2 50. Rb8 h4 51. Nd3 h3 52. Nxb2 h2 53. b7 Bxb7 54. Rxb7 h1Q 55. Rb4 Qh4+ 56. Kc3 Qe1+ 57. Kb3 g5 58. Nd3 Qd1+ 59. Kc3 g4 60. Rb2 g3 61. Rg2 Qf3 62. Rg1 g2 63. Kd2 Qf1 0-1

[Event "Charlotte Super op"]
[Site "Charlotte"]
[Date "2023.07.13"]
[Round "9"]
[White "Sheehan, Ethan"]
[Black "Mitkov, Nikola"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2280"]
[BlackElo "2447"]
[PlyCount "141"]
[EventDate "2023.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Qf6 6. d4 exd4 7. Bg5 Qd6 8. Qxd4 Qxd4 9. Nxd4 Bd7 10. Nc3 Ne7 11. Rad1 0-0-0 12. Rd2 f6 13. Be3 Ng6 14. f4 Bb4 15. Nde2 Rhe8 16. h3 Nh8 17. a3 Bf8 18. Ng3 Nf7 19. Rfd1 b6 20. Rd3 a5 21. Nh1 Nd6 22. Nf2 c5 23. Bc1 Bc6 24. a4 Rd7 25. Re3 c4 26. Rde1 Nb7 27. e5 fxe5 28. Rxe5 Rxe5 29. fxe5 Bb4 30. Nfd1 Re7 31. Re2 Nc5 32. Na2 Bxa4 33. Nf2 Ne6 34. Nxb4 axb4 35. c3 bxc3 36. bxc3 Bc6 37. g3 Rf7 38. Re3 b5 39. h4 Rd7 40. Kf1 Rd8 41. Re1 h6 42. Nh3 Rd3 43. Nf4 Rf3+ 44. Ke2 Kd7 45. Rd1+ Ke7 46. Nxe6 Kxe6 47. Be3 Rxg3 48. Rd8 Rg2+ 49. Bf2 Kxe5 50. Rg8 Bd5 51. Rxg7 Rxg7 52. Bd4+ Ke4 53. Bxg7 h5 54. Bf6 Be6 55. Kd2 c6 56. Bg5 Kf3 57. Be7 Bf5 58. Bg5 c5 59. Kc1 b4 60. Kb2 Ke2 61. Be7 Kd2 62. Bg5+ Kd3 63. Bf6 Bd7 64. Bh8 Be6 65. Bf6 Ke4 66. Be7 Kd3 67. cxb4 c3+ 68. Kc1 cxb4 69. Bxb4 c2 70. Be7 Bf5 71. Bg5 1/2-1/2

[Event "Charlotte Super op"]
[Site "Charlotte"]
[Date "2023.07.12"]
[Round "6"]
[White "Becerra Rivero, Julio"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2447"]
[BlackElo "2280"]
[PlyCount "69"]
[EventDate "2023.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. a4 Nf6 5. d3 Nc6 6. 0-0 g6 7. h3 Bg7 8. Re1 0-0 9. c3 d5 10. e5 Ne8 11. d4 c4 12. b4 cxb3 13. Qxb3 Nc7 14. Bd3 Qc8 15. Bf4 Rb8 16. Nbd2 a6 17. a5 Bf5 18. Bf1 Qd8 19. Be3 Qd7 20. Rec1 Rfc8 21. Qd1 Qd8 22. Nb3 Nb5 23. g4 Bd7 24. Bg2 Rc7 25. Nfd2 Rbc8 26. Bxd5 Nxa5 27. Nxa5 Nxc3 28. Rxc3 Rxc3 29. Bxb7 R8c7 30. Ne4 Bb5 31. Nxc3 Rxc3 32. Bg2 e6 33. Nb7 Qh4 34. Nd6 Bf8 35. Ne4 1-0

[Event "Charlotte Super op"]
[Site "Charlotte"]
[Date "2023.07.12"]
[Round "7"]
[White "Sheehan, Ethan"]
[Black "Canty, James H"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2280"]
[BlackElo "2145"]
[PlyCount "66"]
[EventDate "2023.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 e5 6. Nc3 Nc6 7. 0-0 Be7 8. d3 Bd8 9. a3 Nge7 10. Rb1 0-0 11. b4 b6 12. Ne1 Ng6 13. Nc2 Nh4 14. Nd5 f5 15. b5 Nd4 16. Nxd4 cxd4 17. f3 Qf7 18. Bd2 Re8 19. a4 Qh5 20. Qe2 f4 21. Be1 Ng6 22. Ra1 Ne7 23. a5 Nxd5 24. exd5 Rc8 25. Bb4 Bc7 26. axb6 Bxb6 27. Bxd6 Rxc4 28. Rfe1 Qg6 29. Bxe5 Rc5 30. Rab1 Qf5 31. Qe4 Qxe4 32. Rxe4 Rxd5 33. Bxf4 Rc8 1/2-1/2

[Event "Charlotte Super op"]
[Site "Charlotte"]
[Date "2023.07.11"]
[Round "4"]
[White "Huston, Gus"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2341"]
[BlackElo "2280"]
[PlyCount "92"]
[EventDate "2023.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 a6 5. b3 Bb4+ 6. Nbd2 0-0 7. Bd3 b6 8. 0-0 Bb7 9. Bb2 Nbd7 10. Rc1 Rc8 11. cxd5 exd5 12. Bf5 Qe7 13. Ne5 Bd6 14. Nc6 Bxc6 15. Rxc6 a5 16. Re1 g6 17. Bd3 Rfe8 18. Qe2 Nh5 19. g3 Nhf6 20. Rec1 h5 21. Nf3 Ne4 22. Ba6 Rcd8 23. Bb5 Rf8 24. R6c2 Qe6 25. Bc6 Kg7 26. Qb5 Ndf6 27. Ne5 h4 28. f3 Ng5 29. gxh4 Nxf3+ 30. Nxf3 Qg4+ 31. Kf2 Ne4+ 32. Ke2 Qg2+ 33. Kd3 Qxf3 34. Qxd5 Rfe8 35. Qxe4 Rxe4 36. Bxe4 Qg4 37. d5+ Kg8 38. Rg2 Qxh4 39. Rf1 Qh5 40. Rf6 Be5 41. Bf3 Rxd5+ 42. Ke2 Bxb2 43. Bxh5 Bxf6 44. Bf3 Rc5 45. Kd3 Kf8 46. Rc2 Rd5+ 1/2-1/2

[Event "Charlotte Super op"]
[Site "Charlotte"]
[Date "2023.07.11"]
[Round "5"]
[White "Sheehan, Ethan"]
[Black "Gauri, Shankar"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2280"]
[BlackElo "2360"]
[PlyCount "31"]
[EventDate "2023.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 g6 5. b3 Bg7 6. Bb2 c5 7. 0-0 0-0 8. Nc3 Na6 9. e3 d5 10. Nxd5 Nxd5 11. Bxg7 Kxg7 12. cxd5 Qxd5 13. d4 Rfd8 14. Rc1 Rac8 15. dxc5 Qxd1 16. Rfxd1 1/2-1/2

[Event "Charlotte Super op"]
[Site "Charlotte"]
[Date "2023.07.10"]
[Round "3"]
[White "Sheehan, Ethan"]
[Black "Chasin, Nico Werner"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2280"]
[BlackElo "2455"]
[PlyCount "79"]
[EventDate "2023.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Bg4 4. 0-0 Nbd7 5. d4 e6 6. Nbd2 Be7 7. c4 c6 8. b3 0-0 9. Bb2 a5 10. h3 Bh5 11. g4 Bg6 12. Nh4 Be4 13. f3 Bg6 14. Nxg6 hxg6 15. f4 a4 16. Bc3 Qb6 17. Kh1 c5 18. e3 cxd4 19. exd4 Qc7 20. c5 Qc6 21. Qe2 Ne8 22. b4 Nc7 23. Rac1 g5 24. f5 Rfe8 25. fxe6 Qxe6 26. Qxe6 fxe6 27. Rfe1 Bf6 28. Nf3 Nb5 29. Ba1 Na3 30. Bf1 b5 31. Bd3 Nb8 32. Bg6 Re7 33. h4 gxh4 34. g5 Nc6 35. gxf6 gxf6 36. Bc3 Nc4 37. Re2 e5 38. Rg1 Kf8 39. dxe5 fxe5 40. Rf2 1-0

[Event "Charlotte Super op"]
[Site "Charlotte"]
[Date "2023.07.09"]
[Round "1"]
[White "Sheehan, Ethan"]
[Black "Quesada Perez, Yasser"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2280"]
[BlackElo "2591"]
[PlyCount "94"]
[EventDate "2023.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. a4 c5 7. Bxc4 Nc6 8. 0-0 cxd4 9. exd4 Nb4 10. Bg5 Be7 11. Qb3 0-0 12. Bxf6 gxf6 13. Rfd1 Bd6 14. Ne4 a5 15. Ne5 Be7 16. Qe3 fxe5 17. dxe5 Nd5 18. Qh6 f5 19. Nc3 Bg5 20. Qh5 Nf4 21. Rxd8 Nxh5 22. Rxc8 Raxc8 23. Bxe6+ Kg7 24. Bxc8 Rxc8 25. Rd1 Rd8 26. Rxd8 Bxd8 27. Nb5 Be7 28. g3 Kf7 29. f4 Ng7 30. Kf2 Bc5+ 31. Kf3 Ne6 32. g4 Kg6 33. h3 h5 34. Kg3 Bb4 35. Kf3 Bf8 36. b3 Bc5 37. Kg3 Ng7 38. Kf3 Kf7 39. Nc7 Ne6 40. Nb5 Kg6 41. Kg3 h4+ 42. Kf3 Nd4+ 43. Nxd4 Bxd4 44. Kg2 Bb2 45. Kf3 Bc1 46. e6 Ba3 47. g5 Bc1 0-1

[Event "Chicago op 32nd"]
[Site "Chicago"]
[Date "2023.05.29"]
[Round "8"]
[White "Gutla, Aryan"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2344"]
[BlackElo "2151"]
[PlyCount "85"]
[EventDate "2023.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 a6 4. Bg5 Be7 5. Bxe7 Qxe7 6. Nbd2 Nf6 7. g3 b6 8. Bg2 Bb7 9. 0-0 0-0 10. Qc2 dxc4 11. Qxc4 Rc8 12. Rac1 c5 13. dxc5 Rxc5 14. Qb4 Nbd7 15. Nb3 Nd5 16. Qh4 Rxc1 17. Rxc1 Rc8 18. Rxc8+ Bxc8 19. Qc4 Bb7 20. Nfd2 Ne5 21. Qd4 Nc6 22. Qd3 Ncb4 23. Qb1 Nf6 24. a3 Bxg2 25. Kxg2 Qb7+ 26. f3 Nc6 27. Qd3 h6 28. e4 a5 29. Qb5 Qc7 30. Qc4 Qd7 31. Qa6 g5 32. Qc4 e5 33. Qc3 a4 34. Nc1 Nd4 35. Nc4 Qc7 36. Nd3 g4 37. Ndxe5 Nxf3 38. Nxf3 Nxe4 39. Qd4 gxf3+ 40. Kxf3 Qxc4 41. Kxe4 Qe2+ 42. Kf4 Qxh2 43. Qd8+ 1/2-1/2

[Event "Chicago op 32nd"]
[Site "Chicago"]
[Date "2023.05.28"]
[Round "7"]
[White "Sheehan, Ethan"]
[Black "Hardaway, Brewington"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2151"]
[BlackElo "2363"]
[PlyCount "56"]
[EventDate "2023.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Nf3 h6 9. Bh4 0-0 10. Qc2 Re8 11. 0-0 Ne4 12. Bxe7 Qxe7 13. Rab1 Ndf6 14. b4 a6 15. a4 Bf5 16. Ne5 Nxc3 17. Qxc3 Bxd3 18. Nxd3 Ne4 19. Qc2 Nd6 20. Rfe1 Nc4 21. Qc3 Qd6 22. h3 Re7 23. Nc5 b6 24. Nd3 Rae8 25. a5 Rb7 26. axb6 Rxb6 27. Rb3 Reb8 28. Reb1 a5 1/2-1/2

[Event "Chicago op 32nd"]
[Site "Chicago"]
[Date "2023.05.25"]
[Round "1"]
[White "Nasuta, Grzegorz"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2550"]
[BlackElo "2151"]
[PlyCount "143"]
[EventDate "2023.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 g6 5. Bd3 Bg7 6. Bc2 0-0 7. d4 cxd4 8. cxd4 Nc6 9. 0-0 d5 10. e5 Ne4 11. Nbd2 Bf5 12. Re1 Nb4 13. Bb1 Rc8 14. Nxe4 Bxe4 15. Bxe4 dxe4 16. Rxe4 Qd5 17. Re2 Rfd8 18. Be3 Qb5 19. Rd2 Rc7 20. a3 Nd5 21. Rc1 Rdc8 22. Rdc2 Qb3 23. Rxc7 Qxd1+ 24. Rxd1 Rxc7 25. Rc1 Rxc1+ 26. Bxc1 Kf8 27. Kf1 Ke8 28. Ke2 Kd7 29. Kd3 f5 30. exf6 exf6 31. Bd2 Bf8 32. Ne1 Bd6 33. Ke4 Kc6 34. Nc2 f5+ 35. Kd3 a6 36. Ne1 Nf6 37. Nc2 Nd5 38. g3 b6 39. Bg5 b5 40. Ne1 Kd7 41. Nf3 a5 42. Bh6 Be7 43. Bg5 Bd6 44. Bd2 a4 45. Ng5 h5 46. Nf3 Ke6 47. Bg5 Bc7 48. Ng1 Ba5 49. Bd2 Bc7 50. Ne2 Bd6 51. Bf4 Be7 52. Bd2 Bd6 53. Ng1 Bf8 54. Nf3 Bd6 55. Ba5 Nf6 56. Bd2 Nd5 57. Be1 Kf6 58. h4 Ke6 59. Ne5 Ne7 60. f4 Bxe5 61. fxe5 Nd5 62. Bd2 Kd7 63. Kc2 Kc6 64. b3 axb3+ 65. Kxb3 Kc7 66. Bb4 f4 67. gxf4 Nxf4 68. Bd6+ Kc6 69. Be7 Ne6 70. Kc3 Kd5 71. Kb4 Nxd4 72. Bf6 1/2-1/2

[Event "Charlotte op"]
[Site "Charlotte"]
[Date "2023.01.16"]
[Round "6"]
[White "Sheng, Joshua"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2479"]
[BlackElo "2139"]
[PlyCount "82"]
[EventDate "2023.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. a4 a6 6. d3 e6 7. Be2 d5 8. 0-0 Nge7 9. Qe1 Rb8 10. e5 h5 11. Nd1 b6 12. Nf2 Bb7 13. Nh3 Nf5 14. Bd1 Qd7 15. Nhg5 a5 16. g3 Ba6 17. Rf2 Nb4 18. Rg2 d4 19. Ne4 Nd5 20. Nfg5 Ke7 21. Bf3 Bb7 22. Re2 Bc6 23. b3 Bh6 24. Qf2 Qc7 25. h3 Nfe3 26. Nd6 Rbf8 27. c4 Nd1 28. Qe1 N5c3 29. Bxc6 Qxc6 30. Bd2 Bxg5 31. fxg5 Qf3 32. Rg2 h4 33. Kh2 Nb2 34. Bxc3 dxc3 35. Qe4 Qxe4 36. dxe4 Nd3 37. Nb5 Nxe5 38. gxh4 Rd8 39. Nxc3 Nf3+ 40. Kh1 Rxh4 41. Rg3 Nxg5 0-1

[Event "Charlotte CCCSA Fall IM-E"]
[Site "Charlotte"]
[Date "2022.11.22"]
[Round "9"]
[White "Sheehan, Ethan"]
[Black "Csonka, Attila Istvan"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2157"]
[BlackElo "2321"]
[PlyCount "45"]
[EventDate "2022.11.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Nc6 4. d4 Bf5 5. 0-0 e6 6. Nh4 Bg6 7. c3 Bd6 8. Nxg6 hxg6 9. Nd2 e5 10. Qb3 e4 11. Qxb7 Ne7 12. Rd1 c6 13. Qa6 e3 14. fxe3 Qc7 15. Nf1 Ne4 16. c4 Bxg3 17. hxg3 Nxg3 18. Bd2 Nxf1 19. Kxf1 Rh2 20. Be1 Nf5 21. Bf2 Rd8 22. c5 Kf8 23. Rd3 1/2-1/2

[Event "Charlotte CCCSA Fall IM-E"]
[Site "Charlotte"]
[Date "2022.11.21"]
[Round "8"]
[White "Rorrer, Grayson"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2230"]
[BlackElo "2157"]
[PlyCount "91"]
[EventDate "2022.11.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e6 7. g4 Be7 8. g5 Nfd7 9. Bf4 Ne5 10. h4 b5 11. Qe2 Qc7 12. Nd2 Nbd7 13. Rc1 Bb7 14. Bg2 b4 15. Nd1 a5 16. c4 Nc5 17. Rh3 h6 18. gxh6 gxh6 19. Kf1 0-0-0 20. Bh2 Rhg8 21. Ne3 Rg7 22. Qh5 Ned3 23. Rc2 Rdg8 24. Rg3 Qd8 25. Rxg7 Rxg7 26. Bg3 Qg8 27. Bh2 f5 28. Bh3 fxe4 29. Nd5 Bd8 30. Qxh6 Rh7 31. Qe3 Bxh4 32. Nxe4 Nxe4 33. Qxe4 Nc5 34. Qf4 Bd8 35. Qxd6 Rc7 36. Nxc7 Qh7 37. Bxe6+ Nxe6 38. Qxe6+ Kb8 39. Nb5+ Qxh2 40. Qd6+ Qxd6 41. Nxd6 Bf3 42. c5 Bg5 43. c6 Kc7 44. Nb5+ Kb6 45. c7 Bg4 46. Nd6 1-0

[Event "Charlotte CCCSA Fall IM-E"]
[Site "Charlotte"]
[Date "2022.11.21"]
[Round "7"]
[White "Sheehan, Ethan"]
[Black "Martin Del Campo C, Roberto Abel"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "2157"]
[BlackElo "2243"]
[PlyCount "95"]
[EventDate "2022.11.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 Bg4 7. Be3 Nfd7 8. Ng1 Bxe2 9. Ngxe2 e5 10. 0-0 Nc6 11. d5 Ne7 12. b4 f5 13. f3 Nf6 14. c5 f4 15. Bf2 g5 16. Rc1 Rf7 17. a4 Bf8 18. cxd6 cxd6 19. Nb5 Nc8 20. Rc3 a6 21. Na3 g4 22. Qc2 Rg7 23. Kh1 Qe8 24. Bh4 Be7 25. Rc1 Na7 26. Bxf6 Bxf6 27. fxg4 Rxg4 28. Ng1 Rg7 29. Nc4 Rd8 30. Nb6 Kh8 31. Nf3 Qg6 32. Re1 Rdg8 33. Re2 Qe8 34. Qd1 Qd8 35. Qg1 Rc7 36. Rec2 Rgg7 37. a5 Nb5 38. Rxc7 Rxc7 39. Qc1 Kg7 40. Kg1 Kf7 41. g3 Rxc2 42. Qxc2 fxg3 43. hxg3 Qg8 44. Kg2 Qg4 45. Qd3 h5 46. Nh2 Qg5 47. Nc4 Qc1 48. Nf1 1/2-1/2

[Event "Charlotte CCCSA Fall IM-E"]
[Site "Charlotte"]
[Date "2022.11.20"]
[Round "6"]
[White "Krishnakumar, Sriram"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2248"]
[BlackElo "2157"]
[PlyCount "135"]
[EventDate "2022.11.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 e5 6. Nc3 g6 7. d3 Bg7 8. a3 Nc6 9. b4 Nge7 10. Rb1 0-0 11. 0-0 f5 12. Bg5 Nc8 13. Bd2 Nd4 14. Nxd4 cxd4 15. Nd5 fxe4 16. dxe4 Nb6 17. Qb3 Nxd5 18. cxd5 Rac8 19. Rfc1 h5 20. a4 Kh7 21. b5 Qf7 22. f3 Bh6 23. Bxh6 Kxh6 24. Qa3 Qf4 25. h3 h4 26. Kh1 Rfd8 27. a5 Qd2 28. Kg1 Rc3 29. Rxc3 dxc3 30. Qc1 Rc8 31. Kh2 Rc5 32. a6 Qxc1 33. Rxc1 b6 34. g3 g5 35. Kg2 Kg6 36. Kf2 Rxb5 37. Rxc3 Rc5 38. Rxc5 hxg3+ 39. Kxg3 bxc5 40. Kf2 Kf6 41. Ke3 Kf7 42. Kd3 Kg6 43. Kc4 Kh5 44. Kb5 Kh4 45. Kc6 c4 46. Kxd6 c3 47. Ke7 c2 48. d6 c1Q 49. d7 Qa3+ 50. Ke8 Qxa6 51. d8Q Qe6+ 52. Kf8 Kh5 53. Qc7 a6 54. Qa7 Qf6+ 55. Kg8 Qe6+ 56. Kf8 Qc8+ 57. Kg7 Qe6 58. Kf8 Qf6+ 59. Kg8 Kh4 60. Qf2+ Kh5 61. Qa7 Qd6 62. Qh7+ Qh6 63. Qd7 Qg6+ 64. Kf8 a5 65. Qa7 Qf6+ 66. Kg8 Kh4 67. Qxa5 Kxh3 68. Qc3 1/2-1/2

[Event "Charlotte CCCSA Fall IM-E"]
[Site "Charlotte"]
[Date "2022.11.20"]
[Round "5"]
[White "Putnam, Liam H"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2161"]
[BlackElo "2157"]
[PlyCount "72"]
[EventDate "2022.11.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bf4 Nbd7 11. Nc3 Bd6 12. a5 Bxf4 13. gxf4 Nd5 14. e3 Nxc3 15. Qxc3 Rc8 16. Rac1 Qe7 17. Rfd1 Rfd8 18. Qd3 Ba4 19. Ng5 Nf6 20. b3 Bb5 21. Qc2 c6 22. Kh1 h6 23. Ne4 Nxe4 24. Bxe4 f5 25. Bf3 Kh8 26. Rg1 Qf6 27. Rg3 Rg8 28. Rcg1 g5 29. fxg5 Rxg5 30. Qc5 Rd8 31. b4 Rd7 32. R1g2 Bf1 33. Rg1 Bb5 34. R1g2 Bf1 35. Rg1 Bb5 36. R1g2 Bf1 1/2-1/2

[Event "Charlotte CCCSA Fall IM-E"]
[Site "Charlotte"]
[Date "2022.11.19"]
[Round "3"]
[White "Kunka, Harshid"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "B96"]
[WhiteElo "2236"]
[BlackElo "2157"]
[PlyCount "69"]
[EventDate "2022.11.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. a3 Be7 10. Bf2 Qc7 11. Qf3 b5 12. 0-0-0 Bb7 13. Bd3 Nbd7 14. Rhe1 0-0 15. Qh3 Nc5 16. g4 d5 17. e5 Nfe4 18. Bxe4 dxe4 19. Bh4 f6 20. Kb1 fxe5 21. Bxe7 Qxe7 22. fxe5 Rad8 23. Qe3 Rf7 24. Rg1 Nd7 25. g5 hxg5 26. Rxg5 Nb6 27. Rh5 Rf3 28. Nxf3 Rxd1+ 29. Nxd1 Nc4 30. Qg5 Qd7 31. Nc3 exf3 32. Qh4 Kf7 33. Rh8 Qc6 34. Qf4+ Kg6 35. h4 1-0

[Event "Charlotte CCCSA Fall IM-E"]
[Site "Charlotte"]
[Date "2022.11.19"]
[Round "4"]
[White "Sheehan, Ethan"]
[Black "Kanli, Alperen"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2157"]
[BlackElo "2171"]
[PlyCount "70"]
[EventDate "2022.11.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. 0-0 b5 7. Be2 Bb7 8. b3 Nbd7 9. Bb2 c5 10. a4 b4 11. Nbd2 Be7 12. Nc4 0-0 13. Qc2 cxd4 14. Bxd4 Nd5 15. Rad1 Qc7 16. Nfe5 N7b6 17. Bd3 Nxc4 18. Bxh7+ Kh8 19. Nxc4 Nc3 20. Rc1 f5 21. Bg6 Bf6 22. f4 Bxd4 23. exd4 Qd8 24. Qf2 Qxd4 25. Qxd4 Ne2+ 26. Kf2 Nxd4 27. Na5 Bd5 28. Rfd1 Nxb3 29. Nxb3 Bxb3 30. Rd3 Bxa4 31. Rc7 Rf6 32. Rh3+ Kg8 33. Bh7+ Kf8 34. Bg6 Kg8 35. Bh7+ Kf8 1/2-1/2

[Event "Charlotte CCCSA Fall IM-E"]
[Site "Charlotte"]
[Date "2022.11.18"]
[Round "1"]
[White "Beukes, Dante M"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2299"]
[BlackElo "2157"]
[PlyCount "36"]
[EventDate "2022.11.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 e5 6. Nc3 g6 7. d3 Bg7 8. a3 Nc6 9. Rb1 Nge7 10. 0-0 0-0 11. b4 f5 12. Bg5 Nc8 13. bxc5 dxc5 14. Be3 b6 15. Nd5 Nd6 16. a4 Kh8 17. Qc2 Na5 18. exf5 gxf5 1/2-1/2

[Event "Charlotte CCCSA Fall IM-E"]
[Site "Charlotte"]
[Date "2022.11.18"]
[Round "2"]
[White "Sheehan, Ethan"]
[Black "Caglar, Sila"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2157"]
[BlackElo "2268"]
[PlyCount "92"]
[EventDate "2022.11.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 dxc4 4. e3 Nf6 5. Bxc4 a6 6. Nf3 c5 7. 0-0 Be7 8. b3 b5 9. Be2 Bb7 10. Bb2 Nbd7 11. dxc5 Nxc5 12. Ne5 Qc7 13. f4 b4 14. Nb1 Nce4 15. Nc4 Rd8 16. Qe1 Bd5 17. Nbd2 Nxd2 18. Nxd2 Bc5 19. Nc4 Qa7 20. Kh1 h5 21. Qg3 h4 22. Qh3 Ne4 23. Bf3 f5 24. g4 Rh6 25. gxf5 Ng3+ 26. Kg2 Bxc4 27. hxg3 Bxf1+ 28. Kxf1 Bxe3 29. f6 Kf7 30. fxg7 Rd2 31. Rd1 Rxd1+ 32. Bxd1 Bd4 33. Qg4 Kg8 34. Qg5 Bxg7 35. gxh4 Qb7 36. Kf2 Qb6+ 37. Ke1 e5 38. Bxe5 Rg6 39. Bd4 Bxd4 40. Qd5+ Qe6+ 41. Qxe6+ Rxe6+ 42. Kd2 Be3+ 43. Kc2 Bxf4 44. Bf3 Re3 45. Bd5+ Kg7 46. Bc4 a5 0-1

[Event "Chicago op 31st"]
[Site "Chicago"]
[Date "2022.05.30"]
[Round "8"]
[White "Mulyar, Michael A"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2348"]
[BlackElo "2075"]
[PlyCount "113"]
[EventDate "2022.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. Bd3 Nbd7 6. b3 Bd6 7. Bb2 0-0 8. 0-0 b6 9. Nbd2 Bb7 10. Ne5 c5 11. Qe2 Ne4 12. cxd5 Nxd2 13. Qxd2 exd5 14. Nxd7 Qxd7 15. Qe2 Rac8 16. Rac1 f5 17. Ba6 Bxa6 18. Qxa6 f4 19. exf4 Bxf4 20. Rc3 Rc6 21. Qe2 c4 22. bxc4 dxc4 23. g3 Re8 24. Qc2 Qg4 25. Rxc4 Rg6 26. Bc1 Qh3 27. f3 Bxc1 28. Rxc1 Qd7 29. Qb3 Kh8 30. Qc3 Qh3 31. Qc2 Qd7 32. Qf2 Rge6 33. Rc7 Qb5 34. Rc8 h6 35. Rxe8+ Rxe8 36. Re1 Rc8 37. Re2 Qd5 38. Kg2 Rc4 39. Rd2 Rc6 40. Qe3 Re6 41. Qb3 Qa5 42. Rc2 Re8 43. Qc4 Qf5 44. a4 Rf8 45. Rf2 Rc8 46. Qb3 Rd8 47. Rd2 Rd5 48. Re2 Qd7 49. Re7 Qxe7 50. Qxd5 Qe2+ 51. Kh3 Qd1 52. Qa8+ Kh7 53. Qe4+ Kh8 54. d5 Qf1+ 55. Kg4 Qd1 56. Kh5 Qh1 57. Kg6 1-0

[Event "Chicago op 31st"]
[Site "Chicago"]
[Date "2022.05.29"]
[Round "6"]
[White "Antova, Gabriela"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2293"]
[BlackElo "2075"]
[PlyCount "103"]
[EventDate "2022.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 a6 4. cxd5 exd5 5. Nc3 c6 6. Qb3 Nf6 7. Bg5 Be7 8. e3 0-0 9. Bd3 h6 10. Bf4 Nbd7 11. h3 Re8 12. 0-0 Nf8 13. Qc2 Ne6 14. Be5 b6 15. Rad1 Bb7 16. Rfe1 Bd6 17. Bf5 Bxe5 18. dxe5 Nd7 19. e4 d4 20. Nxd4 Qe7 21. Bxe6 fxe6 22. f4 Rad8 23. Kh1 c5 24. Nf3 b5 25. Rd6 c4 26. Qf2 Rc8 27. Qd4 Nc5 28. Re3 Qf7 29. Ne2 Rc7 30. Ne1 Qg6 31. f5 Qg5 32. Nf3 Qe7 33. f6 Qf7 34. Ng3 Nd3 35. Nh2 h5 36. Rf3 g5 37. Ne2 Nc5 38. Re3 Qg6 39. Rd8 Kh7 40. Rxe8 Qxe8 41. Nf3 Kh6 42. h4 gxh4 43. Qd2 Kh7 44. Nf4 Rd7 45. Qe1 Nd3 46. Qxh4 Nxf4 47. Qxf4 b4 48. Ng5+ Kg8 49. Rg3 Kf8 50. Nxe6+ Qxe6 51. Qh6+ Ke8 52. Qh8+ 1-0

[Event "Chicago op 31st"]
[Site "Chicago"]
[Date "2022.05.27"]
[Round "2"]
[White "Williams, Justus D"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "B37"]
[WhiteElo "2417"]
[BlackElo "2075"]
[PlyCount "67"]
[EventDate "2022.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc2 Bg7 6. Nc3 Bxc3+ 7. bxc3 Nf6 8. f3 Qa5 9. Bd2 d6 10. e4 Be6 11. Ne3 Rc8 12. Qb3 b6 13. Nd5 Nd7 14. Be2 Nc5 15. Qd1 Ne5 16. 0-0 Ncd7 17. Be3 Nxc4 18. Qd4 Nde5 19. Bf2 Na3 20. Rac1 Bxd5 21. exd5 0-0 22. c4 Rc7 23. Be1 Qa4 24. f4 Nexc4 25. f5 Nc2 26. Qe4 Nxe1 27. fxg6 hxg6 28. Rfxe1 b5 29. Rc3 Qxa2 30. Rh3 Qb2 31. Rh6 Qg7 32. Qh4 a6 33. Bd1 Ne5 34. Re3 0-1

[Event "Chicago op 31st"]
[Site "Chicago"]
[Date "2022.05.26"]
[Round "1"]
[White "Sheehan, Ethan"]
[Black "Finegold, Benjamin"]
[Result "1/2-1/2"]
[ECO "D07"]
[WhiteElo "2075"]
[BlackElo "2424"]
[PlyCount "37"]
[EventDate "2022.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nc3 e5 4. cxd5 Nxd4 5. e3 Nf5 6. Nf3 Bd6 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. e4 Nfe7 10. 0-0 Ng6 11. Qb3 b6 12. a4 a6 13. Be3 Nf6 14. h3 0-0 15. Rac1 h6 16. Rfd1 Nh5 17. Ne2 f5 18. exf5 Rxf5 19. Nd2 1/2-1/2

[Event "US Masters"]
[Site "Charlotte"]
[Date "2021.11.25"]
[Round "3"]
[White "Song, Edward"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "E19"]
[WhiteElo "2362"]
[BlackElo "1877"]
[PlyCount "79"]
[EventDate "2021.11.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 f5 10. Rd1 Bf6 11. b4 d6 12. Be3 Qe7 13. c5 dxc5 14. bxc5 bxc5 15. Rac1 Nd7 16. Qa5 Bd5 17. dxc5 c6 18. Nd4 Bxd4 19. Bxd4 Nf6 20. Be5 Bxg2 21. Kxg2 Qf7 22. Qa4 Ng4 23. Qf4 Qh5 24. h3 Nf6 25. Bxf6 Rxf6 26. Rc2 Raf8 27. Rd7 g5 28. Qe5 g4 29. h4 Qg6 30. Rc4 R8f7 31. Rd6 Re7 32. Rxc6 Rf8 33. Rd6 Qe8 34. c6 Qc8 35. Rdd4 Rff7 36. h5 Rc7 37. Rd6 Rfe7 38. h6 Qe8 39. Rcd4 Rc8 40. Rxe6 1-0

[Event "North American op 30th"]
[Site "ICC INT"]
[Date "2020.12.29"]
[Round "8"]
[White "Kavi, Nithin"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2132"]
[BlackElo "1845"]
[PlyCount "87"]
[EventDate "2020.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. d4 cxd4 7. Nxd4 0-0 8. 0-0 a6 9. c5 Qc7 10. Nb3 b6 11. Bf4 Qa7 12. Na4 bxc5 13. Naxc5 a5 14. Rc1 Nb4 15. Na4 d6 16. Bxa8 Qxa8 17. Nb6 Qa6 18. Nxc8 Rxc8 19. Rxc8+ Qxc8 20. a3 Nbd5 21. Bg5 a4 22. Nd2 Nb6 23. Nf3 Ne4 24. Be3 Nc4 25. Qd3 Nxe3 26. Qxe3 Qb7 27. Rc1 Nc5 28. Nd2 Bf6 29. Rb1 Qd5 30. b4 axb3 31. Nxb3 Bg5 32. Qf3 Qxf3 33. exf3 Na4 34. Nd4 Bf6 35. Nc6 d5 36. Rb4 Nc3 37. a4 d4 38. a5 d3 39. Rb8+ Kg7 40. Rd8 Ne2+ 41. Kf1 Nd4 42. Rxd4 Bxd4 43. Nxd4 d2 44. Ke2 1-0

[Event "North American op 30th"]
[Site "ICC INT"]
[Date "2020.12.29"]
[Round "7"]
[White "Sheehan, Ethan"]
[Black "De la Colina, Nicolas"]
[Result "1/2-1/2"]
[ECO "A88"]
[WhiteElo "1845"]
[BlackElo "1969"]
[PlyCount "136"]
[EventDate "2020.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nf3 d6 7. 0-0 c6 8. Bg5 Nbd7 9. Qd2 Ne4 10. Nxe4 fxe4 11. Ne1 d5 12. cxd5 cxd5 13. Nc2 Nf6 14. Bh6 Qb6 15. Bxg7 Kxg7 16. Ne3 Be6 17. Rac1 Rac8 18. b3 Rfd8 19. Qb2 Rxc1 20. Rxc1 Rc8 21. Rxc8 Bxc8 22. Qc3 Bd7 23. f3 exf3 24. exf3 Qc6 25. Qxc6 Bxc6 26. f4 e6 27. Kf2 Ne8 28. Bf1 Nd6 29. Bd3 Bb5 30. Bb1 a5 31. Ng4 Be8 32. Ke3 a4 33. Bd3 axb3 34. axb3 Bb5 35. Bc2 Bf1 36. Ne5 Bg2 37. g4 Be4 38. Bxe4 Nxe4 39. Nd3 Kf7 40. Nc5 Nd6 41. Kd3 Ke7 42. h3 b6 43. Na4 Nc8 44. Kc3 Kd7 45. Kb4 Kc6 46. Nb2 Nd6 47. Nd3 Ne4 48. Ne5+ Kc7 49. g5 Nf2 50. h4 Nh3 51. Nxg6 Kd8 52. Nf8 Nxf4 53. Kc3 Ng6 54. Nxh7 Nxh4 55. Nf6 Ke7 56. Ng4 Nf3 57. g6 Kf8 58. Nf6 Kg7 59. Nd7 b5 60. Nc5 e5 61. dxe5 Nxe5 62. Kd4 Nf3+ 63. Kxd5 Nd2 64. b4 Nc4 65. Ne6+ Kxg6 66. Nc7 Ne3+ 67. Kc5 Nc2 68. Nxb5 Nxb4 1/2-1/2

[Event "North American op 30th"]
[Site "ICC INT"]
[Date "2020.12.28"]
[Round "5"]
[White "Sheehan, Ethan"]
[Black "Karthik, Advaith"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "1845"]
[BlackElo "1777"]
[PlyCount "99"]
[EventDate "2020.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. cxd5 exd5 5. e5 d4 6. exf6 dxc3 7. Bb5+ Nc6 8. Qe2+ Be6 9. dxc3 Qxf6 10. Nf3 Bc5 11. Ng5 Bb6 12. Bc4 Qxf2+ 13. Qxf2 Bxf2+ 14. Kxf2 Bxc4 15. Re1+ Be6 16. Nxe6 fxe6 17. Rxe6+ Kd7 18. Re1 Rhf8+ 19. Kg1 Rae8 20. Be3 b6 21. Rad1+ Kc8 22. b3 Re6 23. Bf2 Rfe8 24. Kf1 g6 25. Rxe6 Rxe6 26. Bg3 Ne7 27. Re1 Rxe1+ 28. Kxe1 Kd7 29. Ke2 c6 30. Kd3 Ke6 31. c4 a6 32. Ke4 Nf5 33. Bc7 b5 34. g4 Nh6 35. h3 Nf7 36. Bf4 Nd8 37. Kd4 Kf6 38. Be3 Ne6+ 39. Ke4 h5 40. gxh5 gxh5 41. h4 bxc4 42. bxc4 Nf8 43. Bg5+ Ke6 44. Kd4 Kf5 45. Be7 Ne6+ 46. Ke3 Ng7 47. Bf8 Ne6 48. Be7 Ke5 49. Ba3 Kf5 50. Be7 1/2-1/2

[Event "North American op 30th"]
[Site "ICC INT"]
[Date "2020.12.28"]
[Round "6"]
[White "Zeng, Elbert"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1874"]
[BlackElo "1845"]
[PlyCount "110"]
[EventDate "2020.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. a3 Be6 9. b4 a6 10. d3 0-0 11. Bb2 Qd7 12. Ne4 f6 13. Rc1 Rad8 14. Nc5 Bxc5 15. Rxc5 Bh3 16. a4 Bxg2 17. Kxg2 Nxb4 18. Qb3+ N4d5 19. e4 Qxa4 20. Qa3 Nb4 21. Rxc7 Rxd3 22. Qxa4 Nxa4 23. Rxb7 a5 24. Rc1 Na6 25. Rc6 N6c5 26. Ra7 Rd7 27. Rxa5 Nxb2 28. Rcxc5 Rfd8 29. Rab5 Nd3 30. Rd5 Rxd5 31. exd5 Rc8 32. Rb3 Nc1 33. Ra3 Rd8 34. Ra5 Nd3 35. Nh4 g6 36. Ra6 f5 37. d6 Nb4 38. Rb6 Nd5 39. Ra6 e4 40. f3 Nf6 41. h3 Kf7 42. g4 fxg4 43. hxg4 exf3+ 44. Kxf3 Rd7 45. Kf4 Ke6 46. Nf3 Rxd6 47. Rxd6+ Kxd6 48. Kg5 Ke7 49. Ne5 Ne4+ 50. Kh6 Ke6 51. Nxg6 hxg6 52. Kxg6 Nc5 53. g5 Nd3 54. Kh7 Ne5 55. g6 Nxg6 1/2-1/2

[Event "North American op 30th"]
[Site "ICC INT"]
[Date "2020.12.27"]
[Round "4"]
[White "Hemstapat, Andrew"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "2130"]
[BlackElo "1845"]
[PlyCount "24"]
[EventDate "2020.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. Nc3 Bg4 8. Be3 a6 9. Qb3 Bxf3 10. gxf3 e6 11. Qxb7 Nge7 12. Qb3 0-0 1/2-1/2

[Event "North American op 30th"]
[Site "ICC INT"]
[Date "2020.12.27"]
[Round "3"]
[White "Sheehan, Ethan"]
[Black "Rajanish, Adhvaith"]
[Result "1-0"]
[ECO "E39"]
[WhiteElo "1845"]
[BlackElo "1850"]
[PlyCount "161"]
[EventDate "2020.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Bb4 3. d4 Nf6 4. Qc2 c5 5. dxc5 0-0 6. a3 Bxc5 7. Nf3 b6 8. e3 Bb7 9. Bd3 Nc6 10. 0-0 Rc8 11. b4 Be7 12. Bb2 h6 13. Rfd1 a6 14. Qe2 Qc7 15. Rac1 a5 16. b5 Nb8 17. Na4 d6 18. h3 Nbd7 19. e4 Rfd8 20. Qe3 e5 21. Nh4 Nxe4 22. Bxe4 Bxh4 23. Bxb7 Qxb7 24. Qe2 Nc5 25. Nxc5 Rxc5 26. a4 Be7 27. Ba3 Rc7 28. Rd5 Bf8 29. Qd3 Rcd7 30. Rd1 Qc7 31. c5 bxc5 32. Bxc5 Qb7 33. Qd2 Rc8 34. Be3 Rdc7 35. Qxa5 Rc4 36. Ba7 Re4 37. f3 Rf4 38. b6 Rcc4 39. Ra1 g6 40. Rdd1 Rc5 41. Qe1 e4 42. Qe3 Rcf5 43. fxe4 Rxe4 44. Qd3 Ra5 45. Qc2 Rxa7 46. bxa7 Qxa7+ 47. Kh1 Re5 48. Qb3 Ra5 49. Rd5 Rxd5 50. Qxd5 Bg7 51. Ra2 Be5 52. Qf3 Qa5 53. g3 h5 54. Kg2 d5 55. Re2 d4 56. Qe4 Bg7 57. Qe8+ Kh7 58. Qb5 Qa8+ 59. Kh2 Qf3 60. Rg2 Qe3 61. Qe2 Qa3 62. Qa2 Qe7 63. h4 Be5 64. Kh1 f5 65. Qd5 f4 66. Re2 fxg3 67. Qxe5 Qxh4+ 68. Kg1 d3 69. Qe7+ Qxe7 70. Rxe7+ Kh6 71. Rd7 Kg5 72. Rxd3 Kh4 73. Kg2 g5 74. Rxg3 g4 75. Rc3 g3 76. Rc4+ Kg5 77. Kxg3 Kf5 78. a5 h4+ 79. Kxh4 Ke5 80. a6 Kd5 81. Rc1 1-0

[Event "North American op 30th"]
[Site "ICC INT"]
[Date "2020.12.26"]
[Round "2"]
[White "Rempe, Jonas"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "1957"]
[BlackElo "1845"]
[PlyCount "85"]
[EventDate "2020.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Ne5 11. Bb3 Rc8 12. Kb1 Nc4 13. Bxc4 Rxc4 14. h4 b5 15. h5 b4 16. Nce2 Qc7 17. hxg6 fxg6 18. Bh6 Rc8 19. Bxg7 Kxg7 20. Nf4 Rxd4 21. Qxd4 Qxc2+ 22. Ka1 b3 23. e5 dxe5 24. Qxe5 Kf7 25. Nd3 Bf5 26. Rhe1 Re8 27. Qe3 Bxd3 28. Rxd3 bxa2 29. Qe6+ Kf8 30. Ra3 Qxg2 31. Rxa7 Ng8 32. Ra4 Qxf3 33. Qe5 Qf7 34. Rf4 Nf6 35. Qg5 Kg8 36. Qe5 Kg7 37. Qb5 Rd8 38. Qb7 g5 39. Rff1 Kf8 40. Qc7 Re8 41. Qe5 h6 42. Rh1 Kg7 43. Rd1 1/2-1/2

[Event "North American op 30th"]
[Site "ICC INT"]
[Date "2020.12.26"]
[Round "1"]
[White "Sheehan, Ethan"]
[Black "Azarov, Sergei Nikolaevich"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "1845"]
[BlackElo "2604"]
[PlyCount "120"]
[EventDate "2020.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. g3 Bb4 5. Qc2 c5 6. a3 Bxc3+ 7. bxc3 Nc6 8. Nf3 b6 9. Bg2 Bb7 10. 0-0 0-0 11. Bf4 Na5 12. dxc5 Rc8 13. Bd6 Re8 14. cxb6 axb6 15. c5 Ne4 16. Ne5 Nxc5 17. Rfd1 Bxg2 18. Kxg2 Nab7 19. c4 Nxd6 20. Rxd6 Qc7 21. Rad1 Ne4 22. Qd3 Nxd6 23. Qxd6 Red8 24. f4 Qxd6 25. Rxd6 Rc7 26. Rxb6 Kf8 27. Ra6 Ke7 28. a4 Rdc8 29. a5 d6 30. Nd3 Rxc4 31. Rb6 Rc2 32. Kf3 R8c3 33. Rb7+ Kf6 34. Rd7 d5 35. h3 Ra2 36. Ra7 Rca3 37. g4 fxg4+ 38. hxg4 h6 39. Rd7 Rxa5 40. Ne5 Ra7 41. Rd8 g5 42. Rf8+ Kg7 43. Re8 R2a3+ 44. Nd3 Kf7 45. Rh8 R7a4 46. f5 exf5 47. gxf5 Kg7 48. Rd8 Rf4+ 49. Kg3 Rxf5 50. Kg4 Rf7 51. Rxd5 Ra4+ 52. Kg3 Re4 53. Ne5 Re3+ 54. Kg2 Rxe2+ 55. Kg3 Re3+ 56. Kg2 Ra7 57. Ng4 Ra2+ 58. Kf1 Rf3+ 59. Ke1 Rg3 60. Rd7+ Kf8 0-1

[Event "USA National op 51st"]
[Site "ICC INT"]
[Date "2020.11.29"]
[Round "8"]
[White "Samuelson, Andrew"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "2111"]
[BlackElo "1845"]
[PlyCount "142"]
[EventDate "2020.11.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 e5 13. Bc5 Be6 14. Ne4 Re8 15. h4 h6 16. g4 Qc7 17. g5 h5 18. Bc4 Red8 19. Qf2 Qb7 20. Ba3 Qc7 21. Rhe1 a5 22. Rd2 Nf4 23. Bxe6 Nxe6 24. Bd6 Qa7 25. c3 Nf4 26. Red1 Qa6 27. Kb1 Qb7 28. Qc5 Ne6 29. Qe3 Qb5 30. Nf6+ Bxf6 31. gxf6 Qa4 32. Qxe5 Rd7 33. f4 Qb5 34. Qxb5 cxb5 35. Kc2 Rc8 36. b3 a4 37. Be5 axb3+ 38. axb3 Ra7 39. Rb1 Nc5 40. Rd5 Ne4 41. Kd3 Ng3 42. Bd4 Ra2 43. Rxb5 Rh2 44. Re5 Nf5 45. Rxf5 gxf5 46. Rg1+ Kh8 47. Rg5 Rh3+ 48. Ke2 Rxh4 49. Rxf5 Rh3 50. Kf2 Kh7 51. Kg2 Rh4 52. b4 Rg8+ 53. Kf3 Kh6 54. b5 Rh1 55. b6 Rf1+ 56. Ke4 h4 57. Rb5 h3 58. Rb2 Rh1 59. b7 h2 60. Kf5 Rb8 61. Be5 Rxb7 62. Rxb7 Rg1 63. Rb8 Kh7 64. Rf8 h1Q 65. Rxf7+ Kg8 66. Rg7+ Rxg7 67. fxg7 Kf7 68. Bd4 Qd5+ 69. Be5 Qg2 70. Bd4 Qg6+ 71. Ke5 Qe6# 0-1

[Event "USA National op 51st"]
[Site "ICC INT"]
[Date "2020.11.29"]
[Round "9"]
[White "Sheehan, Ethan"]
[Black "Burnett, Ronald"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "1845"]
[BlackElo "2325"]
[PlyCount "136"]
[EventDate "2020.11.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. c4 g6 2. e4 Bg7 3. d4 d6 4. Nc3 Nc6 5. Be3 e5 6. d5 Nce7 7. Nf3 f5 8. exf5 gxf5 9. Ng5 Nf6 10. Be2 0-0 11. f3 Ng6 12. c5 h6 13. Ne6 Bxe6 14. dxe6 d5 15. Qb3 Rb8 16. 0-0-0 c6 17. Bd3 Ne7 18. Be2 Qc8 19. f4 e4 20. Bd4 Ne8 21. Bh5 Qxe6 22. Bxe8 Rfxe8 23. Ne2 Ng6 24. Qe3 b6 25. Bxg7 Kxg7 26. Nd4 Qf6 27. Qc3 Kh7 28. g3 Nf8 29. cxb6 Rxb6 30. Rhe1 Nd7 31. Nb3 Qxc3+ 32. bxc3 Kg6 33. Re3 Nf8 34. Kc2 Ne6 35. h3 Rd8 36. g4 c5 37. gxf5+ Kxf5 38. Rde1 Rdb8 39. c4 Nd4+ 40. Kc1 Nxb3+ 41. axb3 Rxb3 42. cxd5 Rxe3 43. Rxe3 Rd8 44. Ra3 Rxd5 45. Ra6 h5 46. Rxa7 Kxf4 47. Rf7+ Rf5 48. Re7 e3 49. Kd1 Kf3 50. Ke1 Rf4 51. Rh7 h4 52. Rc7 Rc4 53. Rf7+ Ke4 54. Re7+ Kd3 55. Rd7+ Rd4 56. Ra7 c4 57. Ra2 c3 58. Kd1 Rf4 59. Rd2+ Ke4 60. Re2 Rf1+ 61. Kc2 Rf2 62. Rxf2 exf2 63. Kxc3 f1Q 64. Kb4 Qc1 65. Ka5 Qb2 66. Ka6 Kd5 67. Ka7 Kc6 68. Ka8 Qb7# 0-1

[Event "USA National op 51st"]
[Site "ICC INT"]
[Date "2020.11.29"]
[Round "7"]
[White "Sheehan, Ethan"]
[Black "Hossain, Enamul"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1845"]
[BlackElo "2426"]
[PlyCount "86"]
[EventDate "2020.11.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. Nf3 Nc6 6. Bf4 a6 7. e3 Bg4 8. Be2 Bxf3 9. Bxf3 e6 10. 0-0 Bd6 11. Bxd6 Qxd6 12. Qb3 0-0 13. Be2 b5 14. Rfc1 h6 15. Qd1 Rfc8 16. Nb1 e5 17. dxe5 Qxe5 18. Nc3 d4 19. exd4 Nxd4 20. Bf3 Rab8 21. Qd3 b4 22. Na4 Qf4 23. Nc5 a5 24. Bd1 Re8 25. g3 Qe5 26. Nb3 Rbd8 27. Nxd4 Rxd4 28. Qf3 Rd2 29. Ba4 Red8 30. b3 Ne4 31. Re1 Qd4 32. Rxe4 Qxa1+ 33. Kg2 Qxa2 34. Rf4 f6 35. Qg4 Qb2 36. Bb5 Qe5 37. Bc4+ Kh8 38. Rf5 Qc7 39. Qg6 Qc6+ 40. Kh3 a4 41. Rh5 Qd7+ 42. Kg2 Qb7+ 43. Kh3 Rxf2 0-1

[Event "USA National op 51st"]
[Site "ICC INT"]
[Date "2020.11.28"]
[Round "6"]
[White "Nair, Roshen"]
[Black "Sheehan, Ethan"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1988"]
[BlackElo "1845"]
[PlyCount "92"]
[EventDate "2020.11.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. 0-0 Nb6 7. Nc3 Be7 8. d3 Be6 9. Be3 Qd7 10. Ne4 f6 11. Nc5 Bxc5 12. Bxc5 Nd5 13. Qd2 a5 14. Rfd1 Bh3 15. Ne1 Bxg2 16. Nxg2 0-0-0 17. f3 b6 18. Bf2 Kb7 19. a3 Nd4 20. Bxd4 exd4 21. e4 dxe3 22. Nxe3 Nxe3 23. Qxe3 Rhe8 24. Qf2 Qb5 25. Rd2 Rxd3 26. Rad1 Rde3 27. f4 Qh5 28. Qg2+ R8e4 29. Rf1 Ka7 30. Rc1 Re1+ 31. Rxe1 Rxe1+ 32. Kf2 Rc1 33. b4 Ra1 34. Rc2 Kb8 35. Rd2 Qe8 36. Re2 Qxe2+ 37. Kxe2 Ra2+ 38. Kf3 Rxg2 39. Kxg2 axb4 40. axb4 c5 41. bxc5 bxc5 42. Kf3 Kc7 43. Ke4 Kd6 44. Ke3 Kd5 45. Kd3 c4+ 46. Kc3 f5 0-1

[Event "USA National op 51st"]
[Site "ICC INT"]
[Date "2020.11.28"]
[Round "4"]
[White "Sheehan, Ethan"]
[Black "Li, Thomas"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1845"]
[BlackElo "1822"]
[PlyCount "37"]
[EventDate "2020.11.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Na6 8. Qc2 exd4 9. Nxd4 Re8 10. Rd1 Nc5 11. f3 a5 12. Be3 Qe7 13. Bf1 c6 14. Re1 Nfd7 15. Rad1 Nb6 16. Qd2 Rd8 17. Nxc6 bxc6 18. Bxc5 Rb8 19. Bxd6 1-0

[Event "USA National op 51st"]
[Site "ICC INT"]
[Date "2020.11.28"]
[Round "5"]
[White "Sheehan, Ethan"]
[Black "Pomerantz, Daniel"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "1845"]
[BlackElo "1997"]
[PlyCount "83"]
[EventDate "2020.11.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 5. Nf3 d6 6. e4 0-0 7. Bd3 e5 8. d5 Nb8 9. a3 Bxc3+ 10. Qxc3 a5 11. b4 axb4 12. axb4 Rxa1 13. Qxa1 Nbd7 14. 0-0 Re8 15. Nd2 Nh5 16. Re1 Nf4 17. Bf1 Nf8 18. c5 N8g6 19. Qa3 Rf8 20. Nc4 dxc5 21. bxc5 Qh4 22. Qg3 Qh5 23. f3 Bd7 24. Bb2 f6 25. Ra1 Nh4 26. Ne3 Qh6 27. Bc1 f5 28. Bc4 fxe4 29. fxe4 Kh8 30. Kh1 Qh5 31. Bb2 h6 32. Bc3 Rf6 33. Ra8+ Kh7 34. d6 Ne6 35. Qxe5 Qg6 36. Qg3 Qxe4 37. Bxf6 Qb1+ 38. Bf1 Nf5 39. Qf3 Nxe3 40. Ra1 Qb3 41. Qe4+ Kg8 42. Qg6 1-0

[Event "USA National op 51st"]
[Site "ICC INT"]
[Date "2020.11.27"]
[Round "2"]
[White "Kavi, Nithin"]
[Black "Sheehan, Ethan"]
[Result "1/2-1/2"]
[ECO "D33"]
[WhiteElo "2132"]
[BlackElo "1845"]
[PlyCount "103"]
[EventDate "2020.11.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 d5 5. cxd5 exd5 6. d4 Nc6 7. Bg2 cxd4 8. Nxd4 Bc5 9. Nb3 Bb4 10. 0-0 Bxc3 11. bxc3 0-0 12. Qc2 Be6 13. Nc5 b6 14. Nxe6 fxe6 15. c4 Rc8 16. cxd5 Nxd5 17. Qe4 Qf6 18. Bg5 Qf7 19. Rac1 h6 20. Bd2 Nf6 21. Qa4 Ne5 22. Bc3 Rc4 23. Qb3 Rfc8 24. Bb2 Rxc1 25. Rxc1 Rxc1+ 26. Bxc1 Ned7 27. Bh3 Nc5 28. Qe3 Nd5 29. Qe5 Qf6 30. Bb2 Qxe5 31. Bxe5 Kf7 32. Bb8 a6 33. e3 b5 34. Bg2 a5 35. Ba7 Nd7 36. Bf1 b4 37. Bb5 N5b6 38. Kf1 a4 39. Ke2 a3 40. Bd3 b3 41. Bb1 Nd5 42. Kd2 Nb4 43. Bd4 Nxa2 44. Bxa2 bxa2 45. f3 h5 46. Ba1 g5 47. Kc2 Nc5 48. Kc3 g4 49. fxg4 hxg4 50. Kb4 Ne4 51. Kxa3 Nd2 52. Kxa2 1/2-1/2

[Event "USA National op 51st"]
[Site "ICC INT"]
[Date "2020.11.27"]
[Round "1"]
[White "Sheehan, Ethan"]
[Black "Vakhidov, Jahongir"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1845"]
[BlackElo "2533"]
[PlyCount "134"]
[EventDate "2020.11.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 c5 7. 0-0 cxd4 8. Nxd4 Nc6 9. Be3 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. b3 Nd7 14. Rfd1 Nc5 15. Bxg7 Kxg7 16. Qd4+ f6 17. Rab1 Qb6 18. a3 Nd7 19. Qxb6 Nxb6 20. Rbc1 f5 21. exf5 gxf5 22. f4 Rfc8 23. Bd3 Kf6 24. Kf2 Be8 25. a4 Bc6 26. Ne2 Nd7 27. Nd4 e6 28. Bc2 Nc5 29. Nb5 d5 30. Rd4 dxc4 31. Rxc4 b6 32. Nd4 Bb7 33. g3 Rd8 34. Ke3 Ba6 35. Rc3 Rd6 36. Rd1 Rad8 37. Rd2 Bb7 38. Rc4 Bd5 39. Nb5 R6d7 40. Rcd4 Na6 41. Nc3 Nb4 42. Nxd5+ exd5 43. Kf2 Re8 44. Bd1 Re4 45. Bf3 Rxd4 46. Rxd4 Rc7 47. Ke2 Ke6 48. g4 fxg4 49. Bxg4+ Kd6 50. Bf5 h6 51. Bg6 Ke7 52. f5 Rc2+ 53. Rd2 Rc3 54. Kf2 Kf6 55. Kg2 Nd3 56. Kf3 Rxb3 57. Ke3 Nb4+ 58. Kf4 Ra3 59. Kg4 Rxa4 60. Rd4 Ra3 61. h4 Rb3 62. Rd1 Nd3 63. Kh5 a4 64. Kxh6 a3 65. Rd2 Rc3 66. Re2 Ne5 67. Rd2 Rc5 0-1

[Event "USA National op 51st"]
[Site "ICC INT"]
[Date "2020.11.27"]
[Round "3"]
[White "Zeng, Sheena"]
[Black "Sheehan, Ethan"]
[Result "1-0"]
[ECO "A70"]
[WhiteElo "2065"]
[BlackElo "1845"]
[PlyCount "91"]
[EventDate "2020.11.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 Bg7 8. Qa4+ Bd7 9. Qb3 Qc7 10. e4 0-0 11. Nd2 Re8 12. Be2 a6 13. a4 Bg4 14. f3 Bc8 15. Nc4 Bf8 16. Nb6 Ra7 17. a5 Nh5 18. Be3 f5 19. 0-0 f4 20. Bf2 Nd7 21. Nca4 Ne5 22. Rac1 g5 23. Nxc8 Rxc8 24. Nb6 Rd8 25. Rc2 Qg7 26. Qc3 Be7 27. b4 Bf6 28. Qb3 Be7 29. bxc5 g4 30. fxg4 Nf6 31. c6 bxc6 32. dxc6+ Kh8 33. c7 Rxc7 34. Rxc7 Nfxg4 35. Bxg4 Qxg4 36. Bd4 Rg8 37. Bxe5+ dxe5 38. Qf3 Qe6 39. Rfc1 Bd8 40. R7c6 Qa2 41. Nc4 Be7 42. Nxe5 Bb4 43. Rc7 Rf8 44. Qh5 Qg8 45. Nf7+ Rxf7 46. Rxf7 1-0

