[Event "Sunway Formentera op 3rd"]
[Site "Sant Ferran de ses Roques"]
[Date "2024.04.15"]
[Round "6"]
[White "Jacobson, Aaron"]
[Black "Kazarian, Anna Maja"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2431"]
[BlackElo "2207"]
[PlyCount "53"]
[EventDate "2024.04.09"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. Nf3 b5 8. a3 cxd4 9. cxd4 b4 10. a4 Ba6 11. g3 Qb6 12. Nf4 Bxf1 13. Kxf1 g5 14. Nxg5 Qxd4 15. Qh5 Ncxe5 16. Nfxe6 Qc4+ 17. Kg2 Nf6 18. Qh3 Nfg4 19. Bf4 fxe6 20. Bxe5 Rg8 21. Qh5+ Rg6 22. Rhe1 Be7 23. Nxe6 Qc2 24. Bd4 Kd7 25. Qxd5+ Bd6 26. Nc5+ Kc7 27. Qb7+ 1-0

[Event "Sunway Formentera op 3rd"]
[Site "Sant Ferran de ses Roques"]
[Date "2024.04.13"]
[Round "5"]
[White "Prado, Alexandra"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1839"]
[BlackElo "2431"]
[PlyCount "58"]
[EventDate "2024.04.09"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nf6 7. h3 Rb8 8. f4 0-0 9. Nf3 b5 10. Qd2 b4 11. Ne2 Nd7 12. c3 a5 13. 0-0 a4 14. d4 Ba6 15. Rfd1 a3 16. bxa3 Bxe2 17. Qxe2 bxc3 18. e5 Qa5 19. Rac1 Nb6 20. dxc5 dxc5 21. Qf2 Na4 22. Ng5 Rb2 23. Qf3 Nd4 24. Bxd4 cxd4 25. Rxd4 Qb6 26. Qd5 Rxg2+ 27. Kxg2 Qb2+ 28. Kf3 Qxc1 29. Kg4 c2 0-1

[Event "Sunway Formentera op 3rd"]
[Site "Sant Ferran de ses Roques"]
[Date "2024.04.10"]
[Round "2"]
[White "Jacobson, Aaron"]
[Black "Donchenko, Alexander"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2431"]
[BlackElo "2633"]
[PlyCount "96"]
[EventDate "2024.04.09"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Ne4 Rc8 14. Nxf6+ Nxf6 15. Ne5 Qd5 16. Kb1 0-0 17. g4 Bd6 18. c4 Qe4 19. Qxe4 Nxe4 20. Be3 Rfd8 21. f3 Ng5 22. f4 Ne4 23. Rhe1 b5 24. cxb5 cxb5 25. d5 exd5 26. Rxd5 Nf6 27. Rxb5 a6 28. Rb7 Bxe5 29. fxe5 Nxg4 30. Bc1 Nxe5 31. Rg1 Rc6 32. b4 Nd3 33. Be3 Rd5 34. Rh1 Re5 35. Bd4 Rxh5 36. Rd1 Rh3 37. a3 Rg3 38. Rd7 Nf4 39. Rf1 Ne6 40. Bb2 f6 41. Bxf6 gxf6 42. Rxf6 Rg7 43. Rd5 Kh7 44. a4 Nd4 45. Rxc6 Nxc6 46. b5 axb5 47. axb5 Rb7 48. Kc2 Nb4+ 0-1

[Event "Menorca op 3rd"]
[Site "Ciutadella de Menorca"]
[Date "2024.04.04"]
[Round "5"]
[White "Albornoz Cabrera, Carlos Daniel"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2604"]
[BlackElo "2431"]
[PlyCount "123"]
[EventDate "2024.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. 0-0 0-0 8. c4 c6 9. Re1 Bf5 10. Qb3 Qd7 11. c5 Bc7 12. Nbd2 Be6 13. Qc2 f5 14. Nf1 b6 15. b4 a5 16. cxb6 Bxb6 17. bxa5 Rxa5 18. Bd2 Ra8 19. a4 Qa7 20. Qb2 Nd7 21. a5 Bc7 22. Qc2 Rfc8 23. Ng3 c5 24. Ng5 cxd4 25. Qa2 Bxg3 26. hxg3 Nxg5 27. Bxg5 Nc5 28. Qe2 Nxd3 29. Qxd3 Rc3 30. Qd2 Rc6 31. Bf4 Ra6 32. Rac1 Qf7 33. Bc7 Qf6 34. Bb6 Bf7 35. Rc7 Rxb6 36. axb6 Qxb6 37. Rec1 h6 38. Qd3 Qf6 39. R7c6 Qe5 40. Rc8+ Rxc8 41. Rc3 Rc7 42. Rxc7 Kh7 43. Rc1 Bg6 44. Rd1 f4 45. gxf4 Qxf4 46. Qxd4 Qg5 47. Qxd5 Qg4 48. Re1 Qh4 49. Qe5 Qc4 50. Re3 Qc1+ 51. Kh2 Qd2 52. Rf3 Qc2 53. Rf8 Qa2 54. Qb8 Bf7 55. Rh8+ Kg6 56. Qd6+ Be6 57. Re8 Kf5 58. g4+ Kf6 59. Qe7+ Ke5 60. Qxg7+ Ke4 61. Qg6+ Kf3 62. Qf6+ 1-0

[Event "Menorca op 3rd"]
[Site "Ciutadella de Menorca"]
[Date "2024.04.03"]
[Round "2"]
[White "Jacobson, Aaron"]
[Black "Van Foreest, Jorden"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "2431"]
[BlackElo "2668"]
[PlyCount "64"]
[EventDate "2024.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 h6 6. Bh4 Be7 7. e3 0-0 8. Qc2 c6 9. a3 Ne8 10. Bxe7 Qxe7 11. Bd3 Nd6 12. c5 Ne8 13. b4 e5 14. Nxe5 Nxe5 15. dxe5 Qxe5 16. 0-0 Nf6 17. h3 Re8 18. Ne2 Qg5 19. Kh2 Qh4 20. Qc3 Ng4+ 21. Kg1 Ne5 22. Nf4 Qf6 23. Qd4 Bf5 24. Be2 Qg5 25. Rfd1 Be4 26. g3 Nf3+ 27. Bxf3 Bxf3 28. Re1 Re4 29. Qd2 Rae8 30. Kh2 R8e5 31. Ne2 Rh4 32. Nf4 Qxf4 0-1

[Event "Sitges Sunway op 10th"]
[Site "Sitges"]
[Date "2023.12.22"]
[Round "10"]
[White "Jacobson, Aaron"]
[Black "Srija, Seshadri"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2446"]
[BlackElo "2272"]
[PlyCount "52"]
[EventDate "2023.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 c6 5. b3 Bd6 6. Bb2 0-0 7. Be2 Nbd7 8. Qc2 Qe7 9. d4 b6 10. 0-0 Bb7 11. Rfe1 Rfe8 12. Rad1 Rad8 13. Bf1 e5 14. e4 dxe4 15. Nxe4 Nxe4 16. Qxe4 Nf6 17. Qh4 e4 18. Nd2 Bc8 19. g3 Bf5 20. Bd3 Bb4 21. Re2 Bxd2 22. Rdxd2 Bg4 23. a3 Bxe2 24. Rxe2 exd3 25. Rxe7 d2 26. Rxe8+ Rxe8 0-1

[Event "Sitges Sunway op 10th"]
[Site "Sitges"]
[Date "2023.12.21"]
[Round "9"]
[White "Dhruva, Thota"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2182"]
[BlackElo "2446"]
[PlyCount "97"]
[EventDate "2023.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 0-0 8. Qd2 Nd7 9. 0-0-0 Nf6 10. Bd3 Re8 11. Rhe1 Bg4 12. h3 Bxf3 13. gxf3 Nd7 14. Rg1 Bf6 15. Rg2 d5 16. f4 Qe7 17. h4 Nc5 18. Bf5 Rad8 19. Rdg1 Ne4 20. Qe2 Kh8 21. Qb5 c6 22. Qa4 b5 23. Qa5 a6 24. Qb6 b4 25. Bd4 g6 26. Bxe4 dxe4 27. Bxf6+ Qxf6 28. cxb4 Qxf4+ 29. Kb1 Qxh4 30. Qxa6 e3 31. fxe3 Rxe3 32. a3 Re1+ 33. Ka2 Rxg1 34. Rxg1 Qe4 35. Rf1 Kg8 36. Rf6 Qxc2 37. Rxc6 Qf5 38. Rc5 Qg4 39. Qf6 Rf8 40. b5 Qe2 41. b6 Qa6 42. Rc7 h5 43. Qc6 Kg7 44. Qc3+ Kh6 45. Qe3+ g5 46. Rc6+ f6 47. Qe7 Qa8 48. b7 Qb8 49. Rc7 1-0

[Event "Sitges Sunway op 10th"]
[Site "Sitges"]
[Date "2023.12.20"]
[Round "8"]
[White "Jacobson, Aaron"]
[Black "Ahmad, Khagan"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2446"]
[BlackElo "2285"]
[PlyCount "141"]
[EventDate "2023.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. Nc3 Be7 5. b3 0-0 6. Bb2 c5 7. cxd5 exd5 8. d4 Nc6 9. Be2 Ne4 10. dxc5 Bf6 11. Nd4 Qa5 12. Rc1 Nxc5 13. Nxc6 bxc6 14. 0-0 Ne4 15. Qc2 Bxc3 16. Bxc3 Nxc3 17. Qxc3 Qxa2 18. Rc2 Qa3 19. Ra1 Qe7 20. Qxc6 Be6 21. Qc5 Qxc5 22. Rxc5 Rfd8 23. b4 Rdb8 24. b5 Rb7 25. Kf1 Rab8 26. Ke1 Rc8 27. Rxc8+ Bxc8 28. Rc1 Be6 29. Kd2 Kf8 30. Rc5 Ke7 31. Kc3 Kd6 32. Kd4 Rb6 33. f4 g6 34. g4 f5 35. g5 a6 36. Rc6+ Rxc6 37. bxc6 a5 38. Bb5 Bf7 39. h4 Be8 40. c7 Bd7 41. Ba6 Kxc7 42. Kxd5 Kb6 43. Bc4 a4 44. Kd4 Be8 45. Bg8 Kc6 46. Bxh7 Kd6 47. Bg8 Ke7 48. Kc3 Kd6 49. Kb4 Ke7 50. Bc4 Kd6 51. Ba2 Kc7 52. Bb1 Kd6 53. Bc2 Bc6 54. Bxa4 Bf3 55. Kc4 Ke7 56. Kd4 Kf7 57. Bb3+ Kg7 58. Bd5 Bd1 59. Kd3 Ba4 60. Bf3 Be8 61. Kd4 Ba4 62. h5 gxh5 63. Bxh5 Bc6 64. Be2 Kg6 65. Bd3 Be8 66. Ke5 Bd7 67. Bc2 Bc8 68. e4 fxe4 69. Bxe4+ Kg7 70. f5 Bd7 71. f6+ 1-0

[Event "Sitges Sunway op 10th"]
[Site "Sitges"]
[Date "2023.12.19"]
[Round "7"]
[White "Puranik, Abhimanyu Sameer"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2627"]
[BlackElo "2446"]
[PlyCount "81"]
[EventDate "2023.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. Bc4 Nf6 8. Ne5 e6 9. Qe2 b5 10. Bb3 Qc7 11. d4 Bd6 12. 0-0 0-0 13. Re1 c5 14. dxc5 Qxc5 15. Bf4 Bb7 16. Rad1 Bd5 17. Bg3 Rad8 18. Bxd5 Nxd5 19. c3 Ne7 20. Rd3 Nf5 21. Red1 Nxg3 22. hxg3 Qc7 23. R1d2 a6 24. Qd1 Be7 25. Nd7 Rfe8 26. Qh5 Bf8 27. g4 Rc8 28. Nf6+ gxf6 29. Rd7 Re7 30. Rxc7 Rexc7 31. Qh4 Bg7 32. Qg3 Bf8 33. Qf4 Kg7 34. g5 f5 35. Qh4 Kg6 36. Rd3 Rc4 37. f4 h6 38. gxh6 Kh7 39. Qf6 Bc5+ 40. Kh2 Rg8 41. Qxf7+ 1-0

[Event "Sitges Sunway op 10th"]
[Site "Sitges"]
[Date "2023.12.18"]
[Round "6"]
[White "Jacobson, Aaron"]
[Black "Utsab, Chatterjee"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2446"]
[BlackElo "2289"]
[PlyCount "167"]
[EventDate "2023.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. g3 0-0 6. Bg2 dxc4 7. Ne5 c5 8. dxc5 Qxd1+ 9. Nxd1 Bxc5 10. Nc3 Nc6 11. Nxc4 Rd8 12. 0-0 Nd5 13. Re1 Nb6 14. Be3 Bxe3 15. Nxe3 Bd7 16. Ne4 Rab8 17. Nc5 Be8 18. Rac1 Rdc8 19. Rc3 Kf8 20. Kf1 Ke7 21. a3 Nd8 22. Ng4 Bc6 23. e4 Bb5+ 24. Kg1 Na4 25. Nxa4 Bxa4 26. Rec1 Rxc3 27. Rxc3 Nc6 28. Bf1 Bd1 29. f3 Rd8 30. Kf2 Nd4 31. Rc7+ Rd7 32. Rxd7+ Kxd7 33. Ne5+ Ke7 34. Ke3 Nb3 35. Nd3 f6 36. e5 a5 37. exf6+ gxf6 38. f4 Bh5 39. Bg2 b6 40. Bc6 Kd6 41. Be4 h6 42. Nf2 Nc5 43. Bc2 Ke7 44. g4 Be8 45. h4 e5 46. fxe5 fxe5 47. Bf5 Na4 48. Nd3 Kf6 49. Bc8 Bb5 50. b4 Nc3 51. bxa5 bxa5 52. Nc5 Nd5+ 53. Kf3 Nb6 54. Bf5 Bc6+ 55. Be4 Be8 56. Bd3 Bc6+ 57. Kg3 a4 58. Kf2 Ke7 59. Kg3 Kf6 60. Ne4+ Ke6 61. Kf2 Ke7 62. Ng3 Kf6 63. Nf5 e4 64. Be2 h5 65. Nd4 Be8 66. gxh5 Nd5 67. Kg3 Ke5 68. h6 Bg6 69. Nc6+ Kf6 70. Bd1 Nc3 71. Bc2 Nb5 72. Bxa4 Nxa3 73. Kf4 Nc4 74. Bb3 Nd6 75. Ne5 Bf5 76. Bc2 Bh7 77. h5 Nf7 78. Ng4+ Ke7 79. Bxe4 Bxe4 80. Kxe4 Kf8 81. Kf5 Kg8 82. Kg6 Nh8+ 83. Kf6 Kh7 84. Ke7 1-0

[Event "Sitges Sunway op 10th"]
[Site "Sitges"]
[Date "2023.12.16"]
[Round "5"]
[White "Jacobson, Aaron"]
[Black "Alexiadis, Hristos"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2446"]
[BlackElo "2312"]
[PlyCount "44"]
[EventDate "2023.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Nf3 0-0 6. Bd3 Bg4 7. Be2 c5 8. d5 e6 9. 0-0 exd5 10. exd5 Re8 11. h3 Bxf3 12. Bxf3 Nfd7 13. Qc2 Na6 14. Bd2 Nc7 15. a4 Qh4 16. b3 Bd4 17. Rad1 Ne5 18. Be2 f5 19. Qc1 Nf7 20. Bd3 Ne5 21. Be2 Nf7 22. Bd3 Ne5 1/2-1/2

[Event "Sitges Sunway op 10th"]
[Site "Sitges"]
[Date "2023.12.14"]
[Round "3"]
[White "Domene Mulyukov, Alexander"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2236"]
[BlackElo "2446"]
[PlyCount "88"]
[EventDate "2023.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5 8. 0-0 Be7 9. h3 0-0 10. Nd2 a5 11. Nf3 c5 12. c4 d4 13. Re1 Bb7 14. Bg5 Re8 15. Nd2 Nd7 16. Bf4 Nf8 17. Qg4 Qb6 18. Re2 Ng6 19. Rae1 Bc8 20. Qg3 Be6 21. Nf3 Qa6 22. h4 Nxf4 23. Qxf4 Bd6 24. Qc1 Bd7 25. Qc2 h6 26. Nxd4 cxd4 27. c5 Qc6 28. cxd6 Qxd6 29. Rxe8+ Rxe8 30. Rxe8+ Bxe8 31. Qc8 Qe5 32. Kf1 g6 33. Qc1 Bb5 34. Qd2 Kg7 35. Qe2 Qh2 36. Ke1 Bxd3 37. Qxd3 Qxh4 38. Qf3 Qe7+ 39. Kd1 Qb4 40. b3 h5 41. g3 Qc3 42. Qd5 d3 43. Qc4 Qxc4 44. bxc4 g5 0-1

[Event "Sitges Sunway op 10th"]
[Site "Sitges"]
[Date "2023.12.13"]
[Round "2"]
[White "Jacobson, Aaron"]
[Black "Gramb, Marius"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2446"]
[BlackElo "2203"]
[PlyCount "107"]
[EventDate "2023.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[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 e6 9. Bb5 Bg7 10. 0-0 0-0 11. Bxc6 bxc6 12. Na4 a5 13. Rd1 Ba6 14. Bg5 Qd6 15. Rac1 Bb5 16. Nc5 a4 17. Qc2 a3 18. b3 Rfc8 19. Qd2 Qc7 20. h4 Qa5 21. Qc2 h6 22. Bd2 Qc7 23. Re1 Nf4 24. Qe4 Nd5 25. Ne5 Re8 26. Qf3 Qe7 27. g3 h5 28. Ne4 Ra7 29. Rc5 Qd8 30. Rec1 Rf8 31. Kg2 Qe8 32. Nd6 Qe7 33. Nxb5 cxb5 34. Nc6 Qb7 35. Nxa7 Qxa7 36. Rxb5 Bxd4 37. Rc4 Bb2 38. Rbc5 Qb8 39. Kh2 Kg7 40. Bf4 Qa8 41. Qe4 Nxf4 42. Qxa8 Rxa8 43. Rxf4 Ra7 44. b4 e5 45. Rf3 Bd4 46. Rc2 Rb7 47. Rb3 Rb5 48. Kg2 Kf6 49. Rc4 Bb2 50. Rc5 Rb7 51. Rc6+ Ke7 52. b5 e4 53. Rc4 f5 54. Rc6 1-0

[Event "US Masters op"]
[Site "Charlotte"]
[Date "2023.11.25"]
[Round "6"]
[White "Jacobson, Aaron"]
[Black "Liang, Awonder"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2450"]
[BlackElo "2640"]
[PlyCount "88"]
[EventDate "2023.11.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 Nd7 6. a4 e6 7. Bd3 Ne7 8. 0-0 0-0 9. Be3 b6 10. Ne2 c5 11. c3 Bb7 12. Ng3 Nf6 13. Kh1 Nc6 14. Qd2 cxd4 15. cxd4 a5 16. f5 Nb4 17. fxe6 fxe6 18. Bc4 Qd7 19. Ng5 d5 20. Bb5 Bc6 21. Bxc6 Qxc6 22. Rfc1 Qd7 23. e5 Ng4 24. Nf3 Rac8 25. Bg5 h6 26. h3 Rxc1+ 27. Rxc1 Nd3 28. Rf1 Ngf2+ 29. Rxf2 Nxf2+ 30. Qxf2 hxg5 31. Qc2 Qe8 32. Nxg5 Bh6 33. Nf3 Kg7 34. Qc7+ Rf7 35. Qxb6 Qc8 36. Kh2 Rxf3 37. gxf3 Qc2+ 38. Kh1 Qd1+ 39. Kg2 Qd2+ 40. Kh1 Qe1+ 41. Kg2 Be3 42. h4 Qf2+ 43. Kh3 Bf4 44. Nh1 Qxf3+ 0-1

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.04"]
[Round "8"]
[White "Barbosa, Oliver"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2476"]
[BlackElo "2343"]
[PlyCount "51"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bf4 Nd5 11. Nc3 Nxf4 12. gxf4 Nd7 13. Rfd1 Qc8 14. e3 c5 15. d5 exd5 16. Nxd5 Bxd5 17. Rxd5 Qc7 18. a4 Rab8 19. axb5 axb5 20. Nd4 Rfc8 21. Rh5 Nf6 22. Nc6 Bf8 23. Rh3 Rb6 24. Ra7 Qd6 25. Ne5 Be7 26. Nd7 1-0

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.04"]
[Round "9"]
[White "Jacobson, Aaron"]
[Black "Nagy, Gabor"]
[Result "1/2-1/2"]
[ECO "D61"]
[WhiteElo "2343"]
[BlackElo "2452"]
[PlyCount "19"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 Nbd7 7. e3 0-0 8. Qc2 c5 9. Rd1 Qa5 10. dxc5 1/2-1/2

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.03"]
[Round "7"]
[White "Chen, Justin"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2376"]
[BlackElo "2343"]
[PlyCount "13"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. d3 Bb4+ 3. Bd2 Bxd2+ 4. Qxd2 d6 5. Nc3 Nf6 6. Nf3 Bg4 7. d4 1/2-1/2

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.03"]
[Round "6"]
[White "Jacobson, Aaron"]
[Black "Hardaway, Brewington"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2343"]
[BlackElo "2378"]
[PlyCount "145"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. Nc3 c6 5. b3 Bd6 6. Bb2 0-0 7. h3 e5 8. cxd5 cxd5 9. Nb5 Nc6 10. Nxd6 Qxd6 11. Bb5 Re8 12. 0-0 a6 13. Bxc6 bxc6 14. Qc2 Nd7 15. Rfc1 Bb7 16. Qf5 f6 17. Qg4 Rac8 18. d4 e4 19. Nh4 Qe6 20. Nf5 g6 21. Ng3 Qxg4 22. hxg4 Kf7 23. Rc3 Ke6 24. Ba3 Ra8 25. f3 Kf7 26. Kf2 a5 27. Ne2 a4 28. Rb1 exf3 29. gxf3 axb3 30. Rbxb3 Ra7 31. Bc5 Nxc5 32. dxc5 Re7 33. Ra3 Ba6 34. Nd4 Bb5 35. Kg3 Rxa3 36. Rxa3 Bc4 37. Nxc6 Rc7 38. Nd4 Rxc5 39. Ra7+ Kg8 40. a4 Rc8 41. a5 Re8 42. Kf2 h5 43. gxh5 gxh5 44. Rb7 h4 45. Nc6 h3 46. Rb8 Kf7 47. Rxe8 Kxe8 48. Kg3 Kd7 49. Nb4 Be2 50. f4 h2 51. Kxh2 Bf3 52. Nc2 Kc7 53. Kg3 Be4 54. Nb4 Kd6 55. a6 Kc5 56. a7 d4 57. Nd3+ Kc4 58. Nf2 Bb7 59. exd4 Kxd4 60. Ng4 Kc5 61. Nxf6 Kb6 62. f5 Kxa7 63. Nd7 Bd5 64. Kf4 Kb7 65. Ke5 Ba2 66. Kd6 Kc8 67. Ke7 Bb1 68. f6 Bg6 69. Ne5 Bh5 70. Nd3 Be2 71. f7 Bxd3 72. f8Q+ Kc7 73. Qd8+ 1-0

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.02"]
[Round "4"]
[White "Jacobson, Aaron"]
[Black "Nakada, Akira W"]
[Result "1/2-1/2"]
[ECO "E37"]
[WhiteElo "2343"]
[BlackElo "2369"]
[PlyCount "83"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 c5 8. dxc5 Nc6 9. Nf3 Qa5+ 10. Bd2 Qxc5 11. e3 Nxd2 12. Nxd2 Qe7 13. cxd5 exd5 14. Bb5 0-0 15. Bxc6 bxc6 16. 0-0 Bd7 17. Nb3 Rfb8 18. Rac1 a5 19. Rfd1 Qf6 20. Rd4 Bf5 21. Qc3 Qg6 22. Kh1 h6 23. Nxa5 c5 24. Rf4 c4 25. Nc6 Qxc6 26. Rxf5 Qb5 27. Rc2 Qb3 28. Qxb3 cxb3 29. Rd2 Rc8 30. g3 Rc2 31. Rfxd5 Rac8 32. Kg2 Rxd2 33. Rxd2 Rc2 34. Rd8+ Kh7 35. Rd7 Kg8 36. Rd8+ Kh7 37. Rd7 Kg8 38. Rb7 Rxb2 39. h4 h5 40. Rb5 g6 41. Kf3 Kg7 42. e4 1/2-1/2

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.02"]
[Round "5"]
[White "Paragua, Mark"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2433"]
[BlackElo "2343"]
[PlyCount "81"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 Nd5 10. Nxc4 c5 11. dxc5 Bxc5 12. e4 Nb6 13. Rd1 N8d7 14. Nxb6 axb6 15. Nd2 Ba6 16. Nb3 Be7 17. Bf4 Rc8 18. Qd2 Nc5 19. Nxc5 bxc5 20. Qe3 Qa5 21. Bd6 Bxd6 22. Rxd6 Bb7 23. b3 Rfd8 24. Rxd8+ Rxd8 25. Rc1 Rd4 26. Bf1 h6 27. Rc4 Rd1 28. Rxc5 Qa6 29. Rb5 Qa8 30. Qe2 Rb1 31. Qd3 Bxe4 32. Qd6 Kh7 33. Rxb4 f5 34. Rd4 Bd5 35. h4 Qc8 36. h5 Qc1 37. Qa6 Rxb3 38. Rxd5 exd5 39. Qg6+ Kh8 40. Qe8+ Kh7 41. Qg6+ 1/2-1/2

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.01"]
[Round "3"]
[White "Huston, Gus"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2439"]
[BlackElo "2343"]
[PlyCount "114"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Bg5 Qb6 8. Nd2 c5 9. c4 Qxb2 10. Rb1 Qxd4 11. Qxd4 cxd4 12. cxd5 f6 13. Bf4 exd5 14. Rxb7 Nd7 15. exf6 Ngxf6 16. Ngf3 Nc5 17. Rb8+ Rxb8 18. Bxb8 Rh6 19. 0-0 Nfe4 20. Bxa7 Nxd2 21. Nxd2 Ra6 22. Bxc5 Bxc5 23. Nb3 Be7 24. Rd1 Rxa2 25. Rxd4 Rb2 26. Nd2 Rb5 27. g3 Kf7 28. Kf1 Ke6 29. Ke2 Rb2 30. Kf3 Bb4 31. Nf1 Be1 32. Rf4 Bxf2 33. g4 Bxh4 34. gxh5 Bg5 35. Ra4 Ke5 36. Ng3 Rb3+ 37. Kg4 Bf6 38. Ra7 Rb4+ 39. Kf3 Rb3+ 40. Kg4 Rb1 41. Kf3 Rc1 42. Kg4 Rc5 43. Kf3 Rb5 44. Rc7 d4 45. Kg4 Rd5 46. Rc1 d3 47. Rd1 Kd4 48. Ne2+ Ke3 49. Ng3 Rg5+ 50. Kh3 Be5 51. Re1+ Kd2 52. Ne4+ Kxe1 53. Nxg5 Ke2 54. Ne4 Bf4 55. Nc3+ Ke1 56. Kg4 Bh6 57. Kf3 d2 0-1

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.01"]
[Round "2"]
[White "Jacobson, Aaron"]
[Black "Luo, Terry"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2343"]
[BlackElo "2351"]
[PlyCount "53"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. h3 0-0 6. Be3 Nbd7 7. g4 a6 8. Bg2 c5 9. Nge2 Rb8 10. dxc5 Ne5 11. cxd6 Nxc4 12. dxe7 Qxe7 13. Bf4 Ra8 14. Qc2 Be6 15. 0-0 Rac8 16. Rad1 h5 17. b3 Na3 18. Qd3 Rfd8 19. Bd6 Qe8 20. Qg3 h4 21. Qxh4 Rxd6 22. Rxd6 Nd7 23. Rd3 Nc2 24. Nd5 Ne5 25. Rd2 Bxd5 26. Rxd5 Nb4 27. Rd2 1-0

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.08.31"]
[Round "1"]
[White "Ilhomzoda, I."]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2269"]
[BlackElo "2343"]
[PlyCount "87"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Na3 a6 7. Nc2 cxd4 8. Qxd4 Nc6 9. Qxd5 Nxd5 10. g3 e5 11. Bg2 Bf5 12. Ne3 Nxe3 13. Bxe3 0-0-0 14. 0-0 f6 15. Bb6 Rd7 16. Rfd1 Nb8 17. Nd2 Bg4 18. f3 Be6 19. Nb3 Rxd1+ 20. Rxd1 Nd7 21. Be3 Kc7 22. f4 Be7 23. Na5 b6 24. Nc6 Bd6 25. fxe5 Bxe5 26. Nb4 a5 27. Nd5+ Bxd5 28. Rxd5 Re8 29. Bh3 Bd6 30. Bf2 Re7 31. Kf1 Bc5 32. Rxd7+ Rxd7 33. Bxd7 Kxd7 34. Bxc5 bxc5 35. Ke2 Kd6 36. Kd3 Kd5 37. b3 f5 38. Ke3 g5 39. a3 Ke5 40. h4 h6 41. h5 Kd5 42. Kf3 Ke5 43. Ke3 Kd5 44. Kf3 1/2-1/2

[Event "Barcelona Sants op 24th"]
[Site "Barcelona"]
[Date "2023.08.27"]
[Round "10"]
[White "Cardoso Cardoso, Jose Gabriel"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2468"]
[BlackElo "2343"]
[PlyCount "127"]
[EventDate "2023.08.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[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. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. b3 0-0 8. Be2 e5 9. cxd5 cxd5 10. Nb5 Bb4+ 11. Bd2 Bxd2+ 12. Nxd2 a6 13. dxe5 Nxe5 14. Nd4 Bg4 15. f3 Rc8 16. Qb2 Bh5 17. 0-0 Nc6 18. Rfd1 Qb6 19. Nf1 Bg6 20. Rac1 Rc7 21. Rd2 Ne7 22. Rxc7 Qxc7 23. Rd1 Rc8 24. Kf2 h5 25. h4 Nf5 26. Nxf5 Bxf5 27. Ng3 Bd7 28. Bd3 Qc5 29. Ne2 Qb4 30. Qd4 Qxd4 31. Nxd4 Kf8 32. Ne2 a5 33. Ke1 Ke7 34. Nf4 Rc5 35. Kd2 Kd6 36. a3 Rc8 37. Ne2 Be6 38. Nd4 Bd7 39. Rb1 Ra8 40. Bb5 g6 41. Bd3 Ng8 42. Rf1 Ne7 43. g4 Rh8 44. g5 Rc8 45. f4 Bf5 46. Bb5 Be4 47. Rc1 Rxc1 48. Kxc1 Nf5 49. Nxf5+ Bxf5 50. Kd2 Bd7 51. Bd3 Kc5 52. Kc3 Bf5 53. b4+ axb4+ 54. axb4+ Kd6 55. Bb5 Bd7 56. Bf1 b6 57. Kd4 Bc6 58. Bg2 Ke6 59. f5+ Kd6 60. Bf3 Bb7 61. fxg6 fxg6 62. Bd1 Bc6 63. Bb3 Bb7 64. Bc2 1-0

[Event "Barcelona Sants op 24th"]
[Site "Barcelona"]
[Date "2023.08.26"]
[Round "9"]
[White "Jacobson, Aaron"]
[Black "Berdayes Ason, Dylan Isidro"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2343"]
[BlackElo "2480"]
[PlyCount "181"]
[EventDate "2023.08.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8. 0-0 Nf6 9. Re1 Be7 10. e5 Nd7 11. Qg4 Kf8 12. Na4 h5 13. Qf4 Kg8 14. b3 c5 15. c4 d4 16. Qe4 Rb8 17. f4 Bb7 18. Qe2 g6 19. Bc2 a5 20. Nb2 Qc7 21. Bd2 Ra8 22. Rf1 Kg7 23. a4 Qc6 24. Nd3 Qe4 25. Rae1 Qxe2 26. Rxe2 Rhb8 27. Be1 Bc6 28. Bd2 Ra7 29. Nc1 Bd8 30. Ree1 Rab7 31. Re2 Ra8 32. Rff2 Bc7 33. Rf1 Rg8 34. Be1 Bd8 35. Bd2 Kf8 36. Nd3 Kg7 37. Rff2 Bh4 38. Rf1 Ra8 39. Nc1 Nb6 40. Bd3 Bd8 41. Rfe1 Nc8 42. Bc2 Ne7 43. Nd3 Bb6 44. Bc1 Rc7 45. Ba3 Bb7 46. Bc1 Nf5 47. Kf2 Rb8 48. Bd2 Ba8 49. Ra1 Rcc8 50. Kg1 Bd8 51. Rae1 Rb7 52. Ra1 Ra7 53. Rae1 Be7 54. Rf1 Kf8 55. Ra1 Ke8 56. Kf1 Kd7 57. Ke1 Nh4 58. Kf1 Kc7 59. Kg1 Kb6 60. Be1 Nf5 61. Bd2 Rg8 62. Nf2 Rd7 63. Nd3 Bc6 64. Rf1 Ka6 65. Ra1 Rb7 66. Ra3 Rbb8 67. Ra1 Kb6 68. Rf1 Rg7 69. Bc1 Rbg8 70. Nf2 Rd8 71. Bd3 g5 72. Bxf5 exf5 73. fxg5 Bxg5 74. Bxg5 Rxg5 75. Nh3 Rg4 76. Rxf5 Rd7 77. Nf4 h4 78. Rf6 d3 79. Rd2 Kc7 80. Kf2 Be4 81. e6 fxe6 82. Nxe6+ Kc6 83. Ng5+ Kb7 84. Nxe4 Rxe4 85. Kf3 Re1 86. Kf2 Rb1 87. Rf5 Kb6 88. Rf6+ Kb7 89. Rf5 Kb6 90. Rf6+ Kb7 91. Rf3 1/2-1/2

[Event "Barcelona Sants op 24th"]
[Site "Barcelona"]
[Date "2023.08.20"]
[Round "3"]
[White "Alekseenko, Kirill"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2675"]
[BlackElo "2343"]
[PlyCount "101"]
[EventDate "2023.08.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. d4 d5 5. Nd2 Nxd2 6. Bxd2 Nd7 7. Bd3 Nxe5 8. dxe5 Be6 9. 0-0 Qd7 10. b4 Be7 11. c3 Bf5 12. Qc2 Bxd3 13. Qxd3 0-0 14. Rfe1 c6 15. Be3 a5 16. a3 axb4 17. cxb4 Ra4 18. Bd4 Rfa8 19. h3 R8a6 20. Kh1 Qc8 21. Bb2 b6 22. f4 c5 23. f5 d4 24. f6 Bf8 25. fxg7 Bxg7 26. Re4 Qe6 27. Rf1 Qg6 28. Rf3 Rxa3 29. Bxa3 Rxa3 30. Qe2 Rxf3 31. Qxf3 Qc6 32. bxc5 bxc5 33. Rxd4 Qe8 34. Rd5 Bxe5 35. Rxc5 Qa4 36. Rd5 Kg7 37. Qe2 f6 38. Rd1 Qf4 39. g3 Qf5 40. Kg2 Qe6 41. Qe4 Qa2+ 42. Kh1 Kh6 43. Rd7 Qa1+ 44. Kg2 Qb2+ 45. Kf3 Qa3+ 46. Rd3 Qa1 47. Kg4 Qa6 48. h4 Qc8+ 49. Qf5 Qa8 50. Qh5+ Kg7 51. Rd7+ 1-0

[Event "Washington op 10th"]
[Site "Rockville"]
[Date "2023.08.15"]
[Round "7"]
[White "Girsh, Daniel"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2200"]
[BlackElo "2343"]
[PlyCount "74"]
[EventDate "2023.08.12"]
[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 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. 0-0 b5 7. Ne5 Nd5 8. e4 Nf6 9. Bg5 Bb7 10. d5 Be7 11. dxe6 fxe6 12. Qe2 0-0 13. Rd1 Qe8 14. Nd2 Nbd7 15. Bf4 Rd8 16. Nxd7 Rxd7 17. Nf3 Bxe4 18. Ng5 Bd5 19. Bh3 Bd6 20. Be5 Re7 21. Re1 h6 22. Bxd6 cxd6 23. Nxe6 Nd7 24. f4 Nc5 25. f5 Nxe6 26. fxe6 Rf6 27. Rac1 Bxe6 28. Qe4 Kf7 29. Bg2 Kf8 30. Rf1 Bf7 31. Qh7 Ree6 32. Bd5 Rxf1+ 33. Rxf1 Rf6 34. Rxf6 gxf6 35. Qxh6+ Ke7 36. Qe3+ Kf8 37. Qh6+ Ke7 1/2-1/2

[Event "Washington op 10th"]
[Site "Rockville"]
[Date "2023.08.15"]
[Round "8"]
[White "Jacobson, Aaron"]
[Black "Rahul, Srivatshav P"]
[Result "1/2-1/2"]
[ECO "A61"]
[WhiteElo "2343"]
[BlackElo "2481"]
[PlyCount "43"]
[EventDate "2023.08.12"]
[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 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bf4 a6 8. a4 Bg7 9. h3 0-0 10. e3 Ne8 11. Be2 Nd7 12. 0-0 Ne5 13. Bxe5 Bxe5 14. Nxe5 dxe5 15. Ne4 b6 16. Nd2 Nd6 17. e4 Ra7 18. Qc2 a5 19. Nc4 Re7 20. Ra3 Nxc4 21. Bxc4 Qd6 22. Re3 1/2-1/2

[Event "Washington op 10th"]
[Site "Rockville"]
[Date "2023.08.14"]
[Round "5"]
[White "Antipov, Mikhail Al"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2601"]
[BlackElo "2343"]
[PlyCount "69"]
[EventDate "2023.08.12"]
[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 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd7 7. 0-0 Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Bd7 12. Bf4 Rc8 13. Be2 Bc5 14. Nb3 Bb6 15. c4 0-0 16. a4 e5 17. Bd2 a6 18. Rfd1 Be6 19. a5 Ba7 20. Ra4 Bd7 21. Rb4 Bc6 22. Be3 Bxe3 23. fxe3 Ne4 24. Bf3 f5 25. Rb6 g5 26. h3 Rc7 27. Nc1 h5 28. Nd3 g4 29. Bxe4 Bxe4 30. Nxe5 Kg7 31. Rg6+ Kh7 32. Rg5 Re8 33. Nd7 Kh6 34. h4 Rd8 35. Rd6+ 1-0

[Event "Washington op 10th"]
[Site "Rockville"]
[Date "2023.08.14"]
[Round "6"]
[White "Jacobson, Aaron"]
[Black "Clasby, Derek"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2343"]
[BlackElo "2271"]
[PlyCount "63"]
[EventDate "2023.08.12"]
[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 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 Qa5 10. Rb5 Qxa2 11. Rxc5 Nd7 12. Rb5 a6 13. Rb3 Qa5 14. h4 e5 15. Kf1 Qa4 16. h5 Rd8 17. Qc2 b5 18. hxg6 hxg6 19. Qb2 exd4 20. cxd4 Nb6 21. Bh6 Nc4 22. Qc3 Bg4 23. Bxg7 Bxf3 24. Bf6 Bh5 25. Bxh5 Rd6 26. Bd1 Rxf6 27. d5 Nd2+ 28. Qxd2 Qc4+ 29. Kg1 Qxe4 30. Rbh3 Rf8 31. Rh8+ Kg7 32. R1h7# 1-0

[Event "Washington op 10th"]
[Site "Rockville"]
[Date "2023.08.13"]
[Round "4"]
[White "Jacobson, Aaron"]
[Black "Brodsky, David"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2343"]
[BlackElo "2493"]
[PlyCount "52"]
[EventDate "2023.08.12"]
[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 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 b6 7. cxd5 cxd5 8. Nb5 Bb4+ 9. Bd2 Bxd2+ 10. Nxd2 0-0 11. Be2 a6 12. Nc3 Bb7 13. 0-0 Qe7 14. Qb3 b5 15. a4 b4 16. Na2 a5 17. Rfc1 Rfc8 18. Bb5 Ne4 19. Qd3 Nxd2 20. Qxd2 Nb6 21. b3 e5 22. dxe5 Qxe5 23. Qd4 Qxd4 24. exd4 Kf8 25. Rxc8+ Rxc8 26. Rc1 Ke7 1/2-1/2

[Event "Washington op 10th"]
[Site "Rockville"]
[Date "2023.08.13"]
[Round "3"]
[White "Song, Edward"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2373"]
[BlackElo "2343"]
[PlyCount "53"]
[EventDate "2023.08.12"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Qb6 8. Na4 Qa5+ 9. c3 b6 10. Bd2 c4 11. b4 Nxb4 12. cxb4 Bxb4 13. Qc2 Bxd2+ 14. Nxd2 b5 15. Nc3 b4 16. Nce4 dxe4 17. Nxc4 b3+ 18. Qd2 b2 19. Rb1 Qxd2+ 20. Kxd2 Nb6 21. Rxb2 Ke7 22. Nd6 f5 23. Bb5 Rb8 24. Rhb1 Nd5 25. Bc4 Rxb2+ 26. Rxb2 Nb6 27. Bb3 1/2-1/2

[Event "Washington op 10th"]
[Site "Rockville"]
[Date "2023.08.12"]
[Round "2"]
[White "Jacobson, Aaron"]
[Black "Hebbar, Eshaan"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2343"]
[BlackElo "1959"]
[PlyCount "37"]
[EventDate "2023.08.12"]
[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. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bc5 5. Nxe5 Nxe5 6. d4 Bb4 7. dxe5 Nxe4 8. Qf3 d5 9. Be2 Qe7 10. Bf4 g5 11. cxd5 Nxc3 12. bxc3 Bg4 13. Qxg4 Bxc3+ 14. Bd2 Bxa1 15. 0-0 Bxe5 16. Bb5+ Kf8 17. Re1 h5 18. Qe4 Bd6 19. Qd4 1-0

[Event "Fort Lauderdale 1000 GM GM 08"]
[Site "Fort Lauderdale"]
[Date "2023.08.06"]
[Round "9"]
[White "Arnaudov, Petar G"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2438"]
[BlackElo "2343"]
[PlyCount "22"]
[EventDate "2023.08.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 Be7 5. d3 0-0 6. Bf4 Nh5 7. Bd2 Nf6 8. a4 Nc6 9. Bf4 Nh5 10. Bd2 Nf6 11. Bf4 Nh5 1/2-1/2

[Event "Fort Lauderdale 1000 GM GM 08"]
[Site "Fort Lauderdale"]
[Date "2023.08.06"]
[Round "8"]
[White "Jacobson, Aaron"]
[Black "Luo, Terry"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2343"]
[BlackElo "2351"]
[PlyCount "123"]
[EventDate "2023.08.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[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. Nc3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bf4 0-0 7. Nf3 a6 8. g4 c5 9. dxc5 Nbd7 10. cxd5 Nxd5 11. Nxd5 exd5 12. Qxd5 Nxc5 13. Qxd8 Rxd8 14. h3 Be6 15. Be2 Nd3+ 16. Bxd3 Rxd3 17. 0-0 Bf6 18. Be5 Bxe5 19. Nxe5 Rd2 20. b3 h5 21. Rfd1 Rad8 22. Rxd2 Rxd2 23. Nf3 Rd6 24. gxh5 Bxh3 25. Rc1 Bg4 26. Nd4 Bxh5 27. Rc8+ Kh7 28. Rc7 Rb6 29. f4 g5 30. Rc5 f6 31. fxg5 fxg5 32. Rxg5 Bg6 33. Kf2 Kg7 34. Rc5 Be4 35. Kg3 Kf6 36. Kf4 Bb1 37. a3 Ke7 38. Ke5 Kd7 39. Rd5+ Kc7 40. Ne6+ Kb8 41. b4 Ba2 42. Rd8+ Ka7 43. Nc5 a5 44. Rd4 Rc6 45. e4 axb4 46. axb4 b6 47. Nd3 Ka6 48. Kf5 Kb5 49. e5 Bc4 50. Nb2 Bb3 51. Nd3 Bc4 52. Nf4 Kxb4 53. e6 Kc3 54. e7 Rc5+ 55. Kf6 Bb5 56. Rd8 Kc4 57. Nd3 Rc6+ 58. Kf5 Rc7 59. Ne5+ Kb4 60. Ke6 Rc1 61. Rd5 Be8 62. Nd3+ 1-0

[Event "Fort Lauderdale 1000 GM GM 08"]
[Site "Fort Lauderdale"]
[Date "2023.08.05"]
[Round "6"]
[White "Jacobson, Aaron"]
[Black "Mitkov, Nikola"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2343"]
[BlackElo "2420"]
[PlyCount "100"]
[EventDate "2023.08.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 0-0 7. Bd2 Qe8 8. a3 Bxc3 9. Bxc3 Nxd4 10. Qd1 Nxf3+ 11. gxf3 c5 12. Bxf6 gxf6 13. cxd5 exd5 14. Qxd5 Qe5 15. Qxe5 fxe5 16. Rg1+ Kh8 17. Bc4 b5 18. Bxb5 Rb8 19. a4 a6 20. Bc4 Rxb2 21. Bxf7 Bb7 22. Rg3 Bc6 23. Bc4 a5 24. Be2 Rfb8 25. Bd3 Rd8 26. Bc4 Rb4 27. Bb5 Bxb5 28. axb5 Rxb5 29. Rg4 Rc8 30. Rga4 Ra8 31. Kd2 Kg7 32. Kc3 Kf6 33. f4 Ra7 34. R1a2 exf4 35. Rxf4+ Ke5 36. Rfa4 Kd5 37. f4 Kc6 38. Re4 Rb4 39. Re8 a4 40. Rc8+ Kb5 41. Rb8+ Ka5 42. Rc8 Kb5 43. Rb8+ Ka5 44. Rc8 Kb6 45. Rb8+ Rb7 46. Rxb7+ Kxb7 47. f5 Kc6 48. f6 Kd7 49. Rf2 Ke8 50. Rf5 Kf7 1/2-1/2

[Event "Fort Lauderdale 1000 GM GM 08"]
[Site "Fort Lauderdale"]
[Date "2023.08.05"]
[Round "7"]
[White "Kunka, Harshid"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2348"]
[BlackElo "2343"]
[PlyCount "51"]
[EventDate "2023.08.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[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 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f3 Nxd4 10. Qxd4 Bc6 11. Qd2 h6 12. Be3 d5 13. e5 Nd7 14. f4 Bc5 15. Bxc5 Nxc5 16. h4 g6 17. Qe3 Qb6 18. Kb1 h5 19. Ne2 Bb5 20. Nc1 Bxf1 21. Rhxf1 0-0-0 22. Nb3 Nd7 23. Qe2 Nc5 24. Qe3 Nd7 25. Qe2 Nc5 26. Qe3 1/2-1/2

[Event "Fort Lauderdale 1000 GM GM 08"]
[Site "Fort Lauderdale"]
[Date "2023.08.04"]
[Round "4"]
[White "Ezra, Paul Chambers"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "B58"]
[WhiteElo "2337"]
[BlackElo "2343"]
[PlyCount "84"]
[EventDate "2023.08.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[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. Be2 e5 7. Nf3 h6 8. 0-0 Be7 9. Re1 0-0 10. Bf1 Be6 11. Nd5 Bg4 12. h3 Bh5 13. Nxf6+ Bxf6 14. g4 Bg6 15. c4 Bg5 16. Bxg5 hxg5 17. Qd5 Qe7 18. Rad1 Rfd8 19. Re3 Kf8 20. Qd2 Bh7 21. Bg2 Rac8 22. Rde1 f6 23. Rd3 Qe6 24. b3 Ne7 25. Rd1 Ng6 26. Qb4 Nf4 27. Rxd6 Rxd6 28. Rxd6 Qe7 29. c5 Ne6 30. Nd2 Nxc5 31. Nc4 Bxe4 32. Bf1 Ne6 33. Qa3 Nd4 34. Bg2 Bxg2 35. Qxa7 Bc6 36. Qb6 Qc7 37. Qb4 Kg8 38. a4 Be8 39. Rb6 Bc6 40. Nd6 Rd8 41. Nxb7 Rb8 42. Qc4+ Kh8 0-1

[Event "Fort Lauderdale 1000 GM GM 08"]
[Site "Fort Lauderdale"]
[Date "2023.08.04"]
[Round "5"]
[White "Jacobson, Aaron"]
[Black "Lu, Maximillian"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2343"]
[BlackElo "2396"]
[PlyCount "65"]
[EventDate "2023.08.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. Bxf6 Qxf6 8. Qb3 Ra7 9. a3 Bd6 10. Nxd5 Qd8 11. Qe3 0-0 12. Nc3 Bg4 13. h3 Re8 14. Qg5 Bxf3 15. Qxd8 Rxd8 16. gxf3 c5 17. dxc5 Bxc5 18. e3 b5 19. Rd1 Rad7 20. Rxd7 Nxd7 21. Bd3 Ne5 22. Be2 b4 23. Ne4 bxa3 24. Nxc5 axb2 25. 0-0 Rd2 26. Bxa6 Rc2 27. Nb3 Rc3 28. Nd2 Rc1 29. Kg2 Nc6 30. Bd3 Nb4 31. Bb1 Nd5 32. Nb3 Rc3 33. Rd1 1-0

[Event "Fort Lauderdale 1000 GM GM 08"]
[Site "Fort Lauderdale"]
[Date "2023.08.03"]
[Round "2"]
[White "Georgiev, Vladimir"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2421"]
[BlackElo "2343"]
[PlyCount "21"]
[EventDate "2023.08.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. 0-0 0-0 7. Bg5 Bg4 8. Nbd2 Nbd7 9. c3 c6 10. Qc2 Qc7 11. Rae1 1/2-1/2

[Event "Fort Lauderdale 1000 GM GM 08"]
[Site "Fort Lauderdale"]
[Date "2023.08.03"]
[Round "3"]
[White "Jacobson, Aaron"]
[Black "Heimann, Mark A"]
[Result "1/2-1/2"]
[ECO "D24"]
[WhiteElo "2343"]
[BlackElo "2440"]
[PlyCount "98"]
[EventDate "2023.08.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. Nxb5 Nb6 8. Nc3 Nc6 9. Be2 Bb7 10. Be3 Be7 11. 0-0 0-0 12. a3 Na5 13. Qc2 Rb8 14. Rad1 Nd5 15. Bd2 Nb3 16. Bxc4 Nxd2 17. Nxd2 Nb6 18. Bd3 g6 19. Nb3 Nd5 20. Ne2 Ba8 21. Be4 Qd7 22. Nc5 Qb5 23. b4 Rfd8 24. Nc1 a5 25. N1b3 axb4 26. a4 Qe8 27. Rd3 Nc3 28. Bxa8 Rxa8 29. a5 Qb5 30. Re3 Qc4 31. Ne4 Qb5 32. Nxc3 bxc3 33. Rxc3 Bb4 34. Rxc7 Bxa5 35. Rc5 Qb4 36. Rb1 Rdb8 37. d5 exd5 38. Rxd5 Qc3 39. Rc5 Qxc2 40. Rxc2 Rb5 41. Rc5 Rab8 42. Rxb5 Rxb5 43. f4 Bb6+ 44. Kf1 Be3 45. g3 g5 46. fxg5 Bxg5 47. Nd2 Rxe5 48. Nf3 Rf5 49. Kg2 Bf6 1/2-1/2

[Event "Fort Lauderdale 1000 GM GM 08"]
[Site "Fort Lauderdale"]
[Date "2023.08.02"]
[Round "1"]
[White "Jacobson, Aaron"]
[Black "Schmakel, Sam A"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "2343"]
[BlackElo "2455"]
[PlyCount "114"]
[EventDate "2023.08.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 h6 6. Bxf6 Qxf6 7. Qb3 Qe7 8. e4 dxe4 9. Nxe4 Qb4+ 10. Qxb4 Bxb4+ 11. Kd1 Be7 12. Bd3 b6 13. Kc2 Nd7 14. a3 Bb7 15. b4 c5 16. dxc5 bxc5 17. b5 f5 18. Nc3 g6 19. Rhe1 Kf7 20. Rad1 Rad8 21. Bf1 Bf6 22. Rd6 Rhe8 23. a4 e5 24. Nd5 Bxd5 25. Rxd5 e4 26. Nd2 Bd4 27. f3 e3 28. Nb3 Nb6 29. Rxd8 Rxd8 30. a5 Na4 31. Nxd4 cxd4 32. Kb3 Nc5+ 33. Kb4 Ne6 34. b6 axb6 35. axb6 d3 36. Rxe3 d2 37. Be2 d1Q 38. Bxd1 Rxd1 39. Rb3 Nd8 40. c5 Nc6+ 41. Ka3 Ra1+ 42. Kb2 Ra5 43. Rc3 Ke6 44. g4 Kd5 45. gxf5 gxf5 46. Kc2 Rxc5 47. Rxc5+ Kxc5 48. b7 Kb6 49. Kd3 Kxb7 50. Ke3 Kb6 51. Kf4 Nd4 52. Ke5 Kc5 53. h4 h5 54. Kf6 Kd5 55. Kg5 Ke5 56. f4+ Ke4 57. Kxh5 Nf3 0-1

[Event "Philadelphia op 16th"]
[Site "Philadelphia"]
[Date "2023.06.27"]
[Round "7"]
[White "Cruz, Cristhian"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2522"]
[BlackElo "2301"]
[PlyCount "49"]
[EventDate "2023.06.24"]
[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. c4 e6 2. Nf3 Nf6 3. Nc3 d5 4. e3 Nbd7 5. b3 b6 6. cxd5 exd5 7. Bb5 Bb7 8. Ne5 a6 9. Bc6 Bxc6 10. Nxc6 Qc8 11. Qf3 d4 12. Ne4 d3 13. Bb2 Be7 14. Rc1 h5 15. Nxf6+ Nxf6 16. Nxe7 Kxe7 17. Bxf6+ gxf6 18. Rc6 Rh6 19. 0-0 Ra7 20. Rfc1 Rg6 21. Qf4 Kf8 22. Rxf6 Rg4 23. Rxf7+ Kg8 24. Rfxc7 Rxc7 25. Qxc7 1-0

[Event "Philadelphia op 16th"]
[Site "Philadelphia"]
[Date "2023.06.25"]
[Round "4"]
[White "Slade, Theodore"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1992"]
[BlackElo "2301"]
[PlyCount "56"]
[EventDate "2023.06.24"]
[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 e6 2. c4 Nf6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 Nd5 10. Nxc4 c5 11. dxc5 Bxc5 12. Be3 Be7 13. Nbd2 Nc6 14. Nb3 Ba6 15. Be4 h6 16. Rfd1 Rc8 17. Bc5 Bxc4 18. Qxc4 Na5 19. Bxd5 Nxc4 20. Bxc4 Qc7 21. Bxe7 Qxe7 22. Rac1 Rfd8 23. Bd3 Rxc1 24. Rxc1 Qd7 25. a5 Qd5 26. Bc4 Qe5 27. Rb1 Rc8 28. Bd3 Qd5 0-1

[Event "Philadelphia op 16th"]
[Site "Philadelphia"]
[Date "2023.06.24"]
[Round "2"]
[White "Khamrakulov, Djurabek"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2490"]
[BlackElo "2301"]
[PlyCount "109"]
[EventDate "2023.06.24"]
[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 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. dxc5 Bxc5 6. Ngf3 Nf6 7. Bc4 Qc6 8. Qe2 0-0 9. a3 a6 10. b4 Bd6 11. 0-0 b6 12. Bd3 Bb7 13. Nc4 Be7 14. Nce5 Qc7 15. Bf4 Nh5 16. Bd2 Nf6 17. Rfe1 Nbd7 18. Rad1 a5 19. Nxd7 Nxd7 20. Nd4 Nf6 21. bxa5 bxa5 22. Rb1 Bxa3 23. Bg5 Be7 24. Nxe6 fxe6 25. Qxe6+ Rf7 26. Bc4 Raf8 27. Rxb7 Qxb7 28. Qxe7 Qc6 29. Qe6 Qxe6 30. Bxe6 Ra8 31. Bf4 Ra6 32. Kf1 a4 33. Ba2 Kf8 34. Bxf7 Kxf7 35. Ra1 Rc6 36. Ra2 Rc4 37. Bd2 Ne4 38. Ke2 Ke6 39. f3 Nxd2 40. Kxd2 Kd5 41. c3 g5 42. Kd3 g4 43. Rb2 Rf4 44. Rb5+ Kc6 45. Rb4 Rxb4 46. cxb4 Kb5 47. Kc3 a3 48. fxg4 a2 49. Kb2 Kxb4 50. g5 Kc5 51. h4 Kd5 52. Kxa2 Ke4 53. Kb3 Kf5 54. Kc4 Kg4 55. g3 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.18"]
[Round "8"]
[White "Jacobson, Aaron"]
[Black "Willow, Jonah B"]
[Result "0-1"]
[ECO "D24"]
[WhiteElo "2301"]
[BlackElo "2447"]
[PlyCount "84"]
[EventDate "2023.06.14"]
[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 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bxc4 Nxe4 7. 0-0 Nxc3 8. bxc3 Bd6 9. Re1 0-0 10. Ne5 Nc6 11. Qh5 Ne7 12. Bf4 Ng6 13. Bg3 Bd7 14. Rad1 Ba4 15. Rb1 Bxe5 16. dxe5 Qd2 17. Qf3 Bc6 18. Qg4 Rad8 19. Rbc1 Bd5 20. Bf1 Qxa2 21. Bd3 Bc6 22. Bxg6 hxg6 23. Re3 Rd2 24. Bh4 Qd5 25. Rce1 Rd3 26. Re4 Qxe4 27. Rxe4 Bxe4 28. h3 Bc6 29. Qc4 Rd5 30. Qf4 a5 31. c4 Rd1+ 32. Kh2 a4 33. Qe3 Ra8 34. Be7 Rb1 35. Ba3 Rb3 36. Qc1 Rd8 37. Qg5 Rd7 38. Qc1 Rdd3 39. Be7 a3 40. Qg5 Rd7 41. Bf6 a2 42. Bxg7 Kxg7 0-1

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.17"]
[Round "6"]
[White "Jacobson, Aaron"]
[Black "Khanin, Semen"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2301"]
[BlackElo "2566"]
[PlyCount "108"]
[EventDate "2023.06.14"]
[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 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 0-0 7. Bd2 a5 8. a3 Bxc3 9. Bxc3 Ne7 10. Be2 b6 11. 0-0 dxc4 12. Bxc4 Bb7 13. Ne5 Ng6 14. Rfd1 Ne4 15. Nxg6 Nxc3 16. bxc3 hxg6 17. Bf1 Qe7 18. c4 Rfd8 19. Qb5 a4 20. Qb4 Qxb4 21. axb4 c5 22. b5 g5 23. f3 Kf8 24. Ra3 Ke7 25. Be2 cxd4 26. exd4 f5 27. Kf2 f4 28. h3 Kf6 29. Ke1 Ke7 30. Rd2 Rd7 31. c5 Bd5 32. c6 Rda7 33. Kd1 Bb3+ 34. Kc1 Rd8 35. Kb2 Rd5 36. Kc3 Ra5 37. Kb4 Kd6 38. Ra1 Kc7 39. Bf1 e5 40. Re1 exd4 41. Re7+ Kc8 42. Rb7 d3 43. Rxb6 Ra7 44. Bxd3 Kc7 45. Ra6 Rxa6 46. bxa6 Rd8 47. Kc3 Kb6 48. Bc2 Rxd2 49. Kxd2 Bxc2 50. Kxc2 Kxa6 51. Kc3 Kb6 52. Kb4 Kxc6 53. Kxa4 Kc5 54. Kb3 Kd4 0-1

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.17"]
[Round "7"]
[White "Wang, Justin"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2484"]
[BlackElo "2301"]
[PlyCount "176"]
[EventDate "2023.06.14"]
[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 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. 0-0 Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. a4 Bc5 12. Nb3 Bd6 13. Qe2 Qc7 14. h3 Bd7 15. Be3 Rc8 16. Nd2 Bh2+ 17. Kh1 Bf4 18. a5 Bxe3 19. Qxe3 0-0 20. Rfd1 Rfd8 21. Bb3 Bc6 22. Nc4 Nd5 23. Qe5 Qxe5 24. Nxe5 Ne7 25. c3 Bd5 26. Ba4 Nc6 27. Bxc6 Bxc6 28. Nxc6 bxc6 29. Rxd8+ Rxd8 30. Ra4 Rd5 31. c4 Rc5 32. b3 Kf8 33. f3 Re5 34. Kg1 c5 35. Kf2 h5 36. h4 g5 37. hxg5 Rxg5 38. g3 Ke7 39. Ra1 Rg8 40. Re1 Rb8 41. Re5 Rxb3 42. Rxc5 Kd6 43. Rxh5 Rc3 44. Rh7 Ke7 45. Rh4 Ra3 46. Rh5 Ra4 47. Rc5 Kd6 48. Rc8 Rxa5 49. Ke3 Rc5 50. Rd8+ Ke7 51. Rd4 Ra5 52. Rd3 Ra4 53. Kd4 Kd6 54. f4 Ra1 55. c5+ Kc6 56. Ke5 Kxc5 57. Kf6 Kc4 58. Re3 Kd4 59. Re5 Rg1 60. Rg5 e5 61. Rxe5 Rxg3 62. Ra5 Rg6+ 63. Kxf7 Rc6 64. f5 Kc4 65. Re5 Kb4 66. Re6 Rc7+ 67. Re7 Rc1 68. Rb7+ Ka4 69. f6 a5 70. Ke8 Re1+ 71. Re7 Rf1 72. f7 Kb3 73. Rb7+ Kc3 74. Ra7 Re1+ 75. Kd7 Rf1 76. Ke6 Re1+ 77. Kd7 Rf1 78. Ke7 Re1+ 79. Kf8 Kb4 80. Rb7+ Kc3 81. Rc7+ Kb3 82. Re7 Rf1 83. Rb7+ Kc3 84. Ra7 Kb4 85. Ke8 a4 86. f8Q+ Rxf8+ 87. Kxf8 a3 88. Rxa3 Kxa3 1/2-1/2

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.16"]
[Round "5"]
[White "Shlyakhtenko, Robert"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2427"]
[BlackElo "2301"]
[PlyCount "130"]
[EventDate "2023.06.14"]
[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 e6 2. c4 d5 3. Nc3 c6 4. Nf3 Nf6 5. g3 dxc4 6. Bg2 b5 7. 0-0 Bb7 8. e4 Be7 9. h4 h6 10. Re1 a6 11. b3 b4 12. Na4 c3 13. Ne5 c5 14. Nxc5 Bxc5 15. dxc5 Qxd1 16. Rxd1 Ke7 17. Rd4 a5 18. Bf4 Nh5 19. Be3 Nf6 20. a3 Nc6 21. Nxc6+ Bxc6 22. Bf4 Rhd8 23. Bd6+ Ke8 24. axb4 axb4 25. Rc1 Rdb8 26. Bc7 Rb5 27. Bb6 Rb8 28. Rd6 Bxe4 29. c6 Rc8 30. c7 Rxb6 31. Rxb6 Bxg2 32. Kxg2 Nd5 33. Rb8 Kd7 34. Rxc8 Kxc8 35. Kf3 Kxc7 36. Ke4 Kb6 37. Kd4 Kb5 38. Ra1 Ne7 39. Kd3 Nc6 40. f4 Na5 41. Kc2 Nc6 42. Kd3 Na5 43. Kc2 Nc6 44. Rd1 Kc5 45. Rd7 Nd4+ 46. Kd3 Nxb3 47. Rxf7 Kd5 48. Rd7+ Kc6 49. Rd8 Nc5+ 50. Kc2 Kb5 51. Rd4 h5 52. Kd1 b3 53. Kc1 b2+ 54. Kc2 Nb3 55. Rd7 Nd2 56. Kxc3 b1Q 57. Rb7+ Kc5 58. Rxb1 Nxb1+ 59. Kb2 Nd2 60. Kc3 Nb1+ 61. Kd3 Kd5 62. Ke3 g6 63. Kf3 Nd2+ 64. Ke3 Ne4 65. Kf3 Nf6 0-1

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.15"]
[Round "2"]
[White "Durarbayli, Vasif"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C75"]
[WhiteElo "2627"]
[BlackElo "2301"]
[PlyCount "95"]
[EventDate "2023.06.14"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. c3 Nge7 7. d4 Ng6 8. d5 Nb8 9. c4 Be7 10. Nc3 0-0 11. Bxd7 Qxd7 12. Ne1 f5 13. f3 f4 14. Nd3 c5 15. dxc6 Qxc6 16. b3 b5 17. Nd5 bxc4 18. bxc4 Nd7 19. Ba3 Qxc4 20. Kh1 Rfc8 21. N3xf4 exf4 22. Nxe7+ Nxe7 23. Qxd6 Nc5 24. Rfc1 Qf7 25. Bxc5 Ng6 26. Rd1 Qc4 27. Rd5 Qc2 28. Rad1 Re8 29. R5d2 Qc4 30. Qd5+ Qxd5 31. Rxd5 Rac8 32. Kg1 Rc6 33. g3 Rec8 34. Rd8+ Rxd8 35. Rxd8+ Kf7 36. Rd5 Ke6 37. Kg2 Rc7 38. a4 Rc6 39. Kh3 Rc7 40. Bd4 Rc4 41. Bxg7 Rxa4 42. Kg4 Ra2 43. Rh5 a5 44. Rxh7 a4 45. Kg5 fxg3 46. hxg3 Rf2 47. Kxg6 Rxf3 48. g4 1-0

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.12"]
[Round "9"]
[White "Jacobson, Aaron"]
[Black "Stopa, Jacek"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "2301"]
[BlackElo "2382"]
[PlyCount "121"]
[EventDate "2023.06.08"]
[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 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nf6 6. 0-0 Be7 7. Bg5 0-0 8. Nd2 Nbd7 9. Ndf3 Ne4 10. Bxe7 Qxe7 11. Re1 Ndf6 12. Nd2 Qb4 13. Nb3 c6 14. a3 Qb6 15. c4 Qc7 16. c5 Re8 17. Qc2 h6 18. Re2 Be6 19. Rae1 Rad8 20. f3 Ng5 21. Nd2 Bc8 22. b4 Ne6 23. Nb3 Nf4 24. Re3 Re7 25. Ng4 Rde8 26. Nxf6+ gxf6 27. Qd2 Rxe3 28. Rxe3 Rxe3 29. Qxe3 Nxd3 30. Qxd3 Qf4 31. g3 Qg5 32. Kf2 Kg7 33. h4 Qh5 34. Nc1 Bf5 35. Qe3 Qg6 36. Ne2 Bb1 37. Qd2 Qf5 38. g4 Qd7 39. Ng3 Bg6 40. Qe3 b6 41. Qd2 bxc5 42. bxc5 Qc8 43. Kg2 Qa6 44. Qe3 Qc4 45. Ne2 Qc2 46. Kg3 Qd1 47. Nf4 a5 48. Kh2 Qc2+ 49. Kg3 Qd1 50. Nh3 a4 51. Nf4 Qb1 52. Kf2 Qb2+ 53. Kg3 Qb1 54. Nh3 Qb3 55. Kf4 Qb2 56. Kg3 Qb3 57. Kf2 Qb2+ 58. Kg1 Qb3 59. Kf2 Qb2+ 60. Kg3 Qb3 61. Kf4 1/2-1/2

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.12"]
[Round "8"]
[White "Leiva Rodriguez, Jeammarco Giuseppe"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2405"]
[BlackElo "2301"]
[PlyCount "95"]
[EventDate "2023.06.08"]
[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. Nf3 d5 2. b3 Nf6 3. Bb2 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. e3 Bb7 8. c4 c5 9. Nc3 Qc8 10. Qe2 Rd8 11. d3 Nc6 12. Rad1 d4 13. exd4 Nxd4 14. Nxd4 Bxg2 15. Kxg2 cxd4 16. Ne4 Qb7 17. f4 b5 18. Rfe1 bxc4 19. dxc4 Bb4 20. Qf3 Nxe4 21. Rxe4 Bc3 22. Re2 Qb4 23. Rd3 a5 24. Bxc3 dxc3 25. Rxc3 a4 26. c5 axb3 27. axb3 Rac8 28. Rc4 Qb5 29. c6 Rc7 30. Rec2 g6 31. Rc5 Qb4 32. Qe3 Qb6 33. R2c3 Rd6 34. Qe4 Rd2+ 35. Kh3 Qa6 36. Qc4 Qc8 37. Qe4 Qf8 38. f5 exf5 39. Qf4 Re2 40. Rc2 Qe7 41. Qxc7 Qe4 42. Qd8+ Kg7 43. Rxe2 Qg4+ 44. Kg2 Qxe2+ 45. Kh3 Qg4+ 46. Kg2 Qe2+ 47. Kh3 Qg4+ 48. Kg2 1/2-1/2

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.11"]
[Round "7"]
[White "Jacobson, Aaron"]
[Black "Stearman, Josiah P"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "2301"]
[BlackElo "2421"]
[PlyCount "90"]
[EventDate "2023.06.08"]
[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 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 h6 6. Bh4 Be7 7. e3 Nbd7 8. Qc2 b6 9. cxd5 exd5 10. Bd3 Bb7 11. 0-0 0-0 12. a3 c5 13. Bf5 g6 14. Bh3 g5 15. Bxd7 Qxd7 16. Bg3 Nh5 17. dxc5 bxc5 18. Rad1 Nxg3 19. hxg3 Qe6 20. Qb3 Rab8 21. Qa2 Rfd8 22. Rd2 g4 23. Nh2 Qc6 24. e4 d4 25. Nd5 Qe6 26. Nxe7+ Qxe7 27. Re1 Qg5 28. Nf1 Ba6 29. Red1 c4 30. Rxd4 Rxd4 31. Rxd4 Qc1 32. Rd6 Rxb2 33. Qxb2 Qxb2 34. Rxa6 c3 35. Ne3 c2 36. Nxc2 Qc1+ 37. Kh2 Qxc2 38. Rxa7 Qxf2 39. Ra5 Qe3 40. Rf5 Qxe4 41. Rf4 Qe6 42. a4 h5 43. Rd4 Qe5 44. Rf4 f5 45. a5 h4 0-1

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.11"]
[Round "6"]
[White "Wang, Justin"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2484"]
[BlackElo "2301"]
[PlyCount "46"]
[EventDate "2023.06.08"]
[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 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 Nd5 10. Nxc4 c5 11. dxc5 Bxc5 12. e4 Nb6 13. Na5 N8d7 14. Qe2 Ne5 15. Rd1 Ba6 16. Qc2 Bxf2+ 17. Kxf2 Rc8 18. Qd2 Nd3+ 19. Kg1 Rxc1 20. Rxc1 Qd4+ 21. Kh1 Nf2+ 22. Kg1 Nd3+ 23. Kh1 Nf2+ 1/2-1/2

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.10"]
[Round "5"]
[White "Jacobson, Aaron"]
[Black "Kavutskiy, Konstantin"]
[Result "1-0"]
[ECO "E82"]
[WhiteElo "2301"]
[BlackElo "2414"]
[PlyCount "85"]
[EventDate "2023.06.08"]
[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 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 b6 7. Qd2 c5 8. Nge2 Ba6 9. b3 e6 10. 0-0-0 Nc6 11. Bh6 e5 12. dxe5 dxe5 13. Nd5 b5 14. cxb5 Bxb5 15. Bg5 Rb8 16. h4 Nd4 17. h5 Bxe2 18. Bxe2 Rxb3 19. Bc4 Rb6 20. hxg6 hxg6 21. Qf2 Rb4 22. Nxb4 cxb4 23. Kb1 Qb6 24. Bh6 b3 25. axb3 Rc8 26. Bxg7 Kxg7 27. Qe3 Ng8 28. Rc1 a5 29. Bd5 Rb8 30. Ka2 a4 31. b4 Qd6 32. Rc4 Rxb4 33. Qa3 Rb6 34. Qxd6 Rxd6 35. f4 Kf6 36. Rxd4 Ne7 37. Rxa4 exf4 38. Rh7 Nxd5 39. exd5 g5 40. Rh6+ Ke5 41. Rxd6 Kxd6 42. Kb3 Kxd5 43. Kc3 1-0

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.10"]
[Round "4"]
[White "Lu, Maximillian"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2412"]
[BlackElo "2301"]
[PlyCount "91"]
[EventDate "2023.06.08"]
[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. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. Nc3 dxc4 7. Ne5 Qd6 8. Nxc4 Qa6 9. b3 Rd8 10. 0-0 c5 11. a4 cxd4 12. Nb5 Ne8 13. Ba3 Bxa3 14. Nbxa3 e5 15. Nxe5 Qf6 16. Nac4 Nd6 17. b4 Nxc4 18. Nxc4 Nc6 19. Qd2 Be6 20. Rfc1 d3 21. Rab1 dxe2 22. Qxe2 Bd5 23. Bxd5 Rxd5 24. Kg2 Rad8 25. Rb2 a6 26. Ne3 R5d7 27. Rc5 Nd4 28. Ng4 Qg6 29. Ne5 Nxe2 30. Nxg6 hxg6 31. Rxe2 Rd4 32. Rb2 R8d7 33. Kf3 f6 34. h4 Kf7 35. a5 Re7 36. b5 Rd3+ 37. Kg2 axb5 38. Rcxb5 Ra3 39. Rxb7 Rxa5 40. Rxe7+ Kxe7 41. Rb7+ Kf8 42. g4 Ra4 43. Kg3 Ra3+ 44. f3 Kg8 45. Rc7 Ra1 46. Rb7 1/2-1/2

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.09"]
[Round "3"]
[White "Jacobson, Aaron"]
[Black "Fernandez, Daniel Howard"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "2301"]
[BlackElo "2505"]
[PlyCount "62"]
[EventDate "2023.06.08"]
[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 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. f4 d6 6. Nf3 c5 7. d5 b5 8. cxb5 a6 9. a4 axb5 10. Bxb5 Na6 11. 0-0 Nb4 12. e5 Nd7 13. e6 fxe6 14. dxe6 Nb8 15. Nd5 Ba6 16. Ra3 Rf5 17. Ne5 Bxb5 18. axb5 Rxa3 19. bxa3 Nxd5 20. Qxd5 Qb6 21. g4 Rf8 22. Nd7 Qxb5 23. Re1 Rd8 24. f5 Qc6 25. Qxc6 Nxc6 26. Bg5 h6 27. Bxe7 Nxe7 28. f6 Bf8 29. fxe7 Bxe7 30. Rf1 d5 31. Rf7 Rxd7 0-1

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.09"]
[Round "2"]
[White "Jacobson, Aaron"]
[Black "Willow, Jonah B"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2301"]
[BlackElo "2447"]
[PlyCount "65"]
[EventDate "2023.06.08"]
[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 Nf6 2. c4 e6 3. Nf3 c5 4. d5 a6 5. a4 d6 6. Nc3 g6 7. e4 exd5 8. exd5 Bg7 9. Be2 0-0 10. 0-0 Ne8 11. Re1 h6 12. Be3 f5 13. h3 Nd7 14. Nh2 f4 15. Bd2 Ne5 16. Nf3 h5 17. Qc1 Nxf3+ 18. Bxf3 Be5 19. Ne4 b6 20. a5 Ng7 21. axb6 Qxb6 22. Ba5 Qa7 23. Bc3 Nf5 24. Bxe5 dxe5 25. Ng5 Qe7 26. Ne6 Nh4 27. Rxe5 Bxe6 28. Rxe6 Qg5 29. Be4 Rf5 30. Qc3 Nxg2 31. Kh2 f3 32. Bxf5 Qxf5 33. Qf6 1-0

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.08"]
[Round "1"]
[White "Dorn, Paris"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1908"]
[BlackElo "2301"]
[PlyCount "62"]
[EventDate "2023.06.08"]
[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 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 d6 7. Bd2 Bxc3 8. Bxc3 b4 9. Bd2 0-0 10. Ne2 exd5 11. cxd5 Nh5 12. Be3 f5 13. exf5 Rxf5 14. Qb3 Re5 15. Kf2 a5 16. h4 a4 17. Qc2 Qf6 18. Rd1 a3 19. bxa3 Rxa3 20. Bc1 Ra7 21. Bb2 Bf5 22. Qc4 Nd7 23. Rd2 Qf7 24. Bxe5 Nxe5 25. Qb5 Ra8 26. Kg1 Bb1 27. a4 Qa7 28. Kh2 Rb8 29. Nd4 Rxb5 30. Nxb5 Qe7 31. Rd1 Bc2 0-1

[Event "New York Mem Day 1000 GM GM-A"]
[Site "New York"]
[Date "2023.05.26"]
[Round "1.2"]
[White "Jacobson, Aaron"]
[Black "Lenderman, Aleksandr"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2280"]
[BlackElo "2572"]
[PlyCount "121"]
[EventDate "2023.05.26"]
[EventType "schev"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team B"]
[BlackTeam "Team A"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 g6 7. N1c3 a6 8. Na3 Be6 9. Be3 Nf6 10. f3 Bg7 11. Qd2 0-0 12. Nc2 Rc8 13. 0-0-0 Nd4 14. Nxd4 exd4 15. Bxd4 Bxc4 16. Bxc4 Rxc4 17. Qd3 b5 18. Kb1 Qa5 19. Ne2 Rfc8 20. Rc1 Rxc1+ 21. Rxc1 Rxc1+ 22. Nxc1 Qc7 23. Qc3 Qxc3 24. Bxc3 Ne8 25. Kc2 Nc7 26. Kb3 Bh6 27. Nd3 Be3 28. Ba5 Ne6 29. Nb4 Bg1 30. h4 Nf4 31. g3 Ne2 32. Nxa6 Nd4+ 33. Kc3 Nxf3 34. Nc7 Bf2 35. Kd3 Bxg3 36. Nxb5 Bxh4 37. Bc7 Bf6 38. b3 Ne5+ 39. Ke2 Nc6 40. a4 Kf8 41. a5 Ke8 42. a6 Nd4+ 43. Nxd4 Bxd4 44. Bxd6 Kd7 45. Be5 Ba7 46. Kf3 Kc6 47. Kg4 h6 48. Bf4 Kb5 49. Bxh6 Kxa6 50. e5 Bc5 51. Bd2 Be7 52. Bg5 Bb4 53. Be3 Bc3 54. e6 fxe6 55. Kg5 Kb5 56. Kxg6 Kb4 57. Kf7 e5 58. Ke6 Kxb3 59. Kd5 Bd4 60. Bxd4 exd4 61. Kxd4 1/2-1/2

[Event "New York Mem Day 1000 GM GM-A"]
[Site "New York"]
[Date "2023.05.26"]
[Round "2.2"]
[White "Lenderman, Aleksandr"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2572"]
[BlackElo "2280"]
[PlyCount "35"]
[EventDate "2023.05.26"]
[EventType "schev"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team A"]
[BlackTeam "Team B"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nh6 5. 0-0 Nf5 6. c3 Nd7 7. Nbd2 Nd6 8. Re1 Nf6 9. c4 c6 10. b3 Be6 11. Bb2 0-0 12. Rc1 Nfe4 13. Ne5 Qa5 14. Nxe4 Nxe4 15. a3 Rfc8 16. b4 Qd8 17. Qc2 Nd6 18. c5 1/2-1/2

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.28"]
[Round "10"]
[White "Sahithi Varshini, M."]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2260"]
[BlackElo "2280"]
[PlyCount "112"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nh6 6. Bd3 Nf5 7. 0-0 Nh4 8. Nbd2 Nxf3+ 9. Nxf3 cxd4 10. cxd4 Qb6 11. Kh1 Bd7 12. a3 h6 13. b4 a5 14. b5 Ne7 15. a4 Nf5 16. g4 Ne7 17. Kg2 f5 18. gxf5 Nxf5 19. Bxf5 exf5 20. e6 Bxe6 21. Ne5 g6 22. Re1 Bb4 23. Re2 g5 24. Ra3 0-0-0 25. Rb3 Rde8 26. Ba3 Bxa3 27. Rxa3 f4 28. f3 Kb8 29. Rc3 Bf5 30. Rc5 Rc8 31. Rxd5 Be6 32. Rd7 Ka8 33. Re7 Bd5 34. Nd7 Qd6 35. R2e5 Rhd8 36. Rxd5 Qxe7 37. Nb6+ Kb8 38. Nxc8 Rxc8 39. Qd3 Qb4 40. Qf5 Qd2+ 41. Kh3 Qf2 42. Qe5+ Ka8 43. Kg4 Rf8 44. Kh5 Rg8 45. Kg4 Rf8 46. Kh5 Rg8 47. Kg4 h5+ 48. Kf5 Qc2+ 49. Kf6 Qg6+ 50. Ke7 Re8+ 51. Kd7 Rxe5 52. dxe5 Qf7+ 53. Kd6 Qf8+ 54. Kd7 Qf7+ 55. Kd6 Kb8 56. e6 Qc7# 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.27"]
[Round "9"]
[White "Jacobson, Aaron"]
[Black "Fernandez Guillen, Ernesto J"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "2280"]
[BlackElo "2461"]
[PlyCount "72"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d5 6. cxd5 exd5 7. 0-0 Be7 8. Nc3 0-0 9. Bf4 Re8 10. Rc1 Na6 11. e3 h6 12. h4 Bf8 13. Ne5 c5 14. g4 g6 15. g5 Ne4 16. h5 hxg5 17. hxg6 fxg6 18. Bh2 Qf6 19. Qb3 Qe6 20. Rfd1 c4 21. Qa4 Nb4 22. Nxe4 dxe4 23. Nxc4 Bc6 24. Qb3 Bd5 25. a3 Nd3 26. Rxd3 exd3 27. Bxd5 Qxd5 28. Qxd3 Qf5 29. Qb3 Qf7 30. Qb5 Rac8 31. Qxg5 Qf5 32. Qh4 Re4 33. Bf4 b5 34. f3 Rxf4 35. Qxf4 Qxf4 36. exf4 Rxc4 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.26"]
[Round "8"]
[White "Rahal, Michael"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "2319"]
[BlackElo "2280"]
[PlyCount "42"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Qe2 e6 7. Rd1 Be7 8. d4 cxd4 9. Nxd4 a6 10. c4 Qc7 11. b3 0-0 12. Bb2 Rfe8 13. Nc3 d5 14. cxd5 exd5 15. Nf5 dxe4 16. Rac1 Qa5 17. Nd5 Nxd5 18. Qg4 g6 19. Nh6+ Kf8 20. Qxd7 Nf4 21. Ng4 Rad8 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.25"]
[Round "7"]
[White "Jacobson, Aaron"]
[Black "Ivanov, Mike"]
[Result "1/2-1/2"]
[ECO "A68"]
[WhiteElo "2280"]
[BlackElo "2288"]
[PlyCount "130"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Bg4 10. 0-0 Nbd7 11. h3 Bxf3 12. Bxf3 Re8 13. g4 h6 14. Qc2 c4 15. Be3 b5 16. Rad1 a6 17. Rfe1 Rc8 18. Bf2 Nh7 19. e5 dxe5 20. f5 e4 21. fxg6 fxg6 22. Bxe4 Ng5 23. Kg2 Nxe4 24. Rxe4 b4 25. Rxe8+ Qxe8 26. Ne4 b3 27. axb3 cxb3 28. Qd3 Rc2 29. Rd2 Qe5 30. Rxc2 bxc2 31. Qxc2 Qxd5 32. Kh2 Ne5 33. Be3 Kh7 34. b3 a5 35. Kg1 Nd3 36. Nd2 Qd6 37. Ne4 Qd5 38. Nd2 Qd8 39. Qc4 Ne5 40. Qe4 Qh4 41. Bf4 Nd7 42. Kg2 Qf6 43. Be3 Qc3 44. Kf3 Nf6 45. Qc4 Qe5 46. Bf4 Qe1 47. Qf1 Qe6 48. Qc4 Qd7 49. Kg2 Nd5 50. Nf3 Bc3 51. Qe4 Qb7 52. Be5 Qxb3 53. Bxc3 Nxc3 54. Qe7+ Kg8 55. Qe8+ Kg7 56. Qe7+ Qf7 57. Qe5+ Qf6 58. Qc7+ Kg8 59. Qc8+ Kh7 60. Qc7+ Qg7 61. Qxa5 Ne4 62. Qb4 Ng5 63. Nxg5+ hxg5 64. Qb5 Qe7 65. Qd3 Qe5 1/2-1/2

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.24"]
[Round "6"]
[White "Arnott, Jonathan"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "2080"]
[BlackElo "2280"]
[PlyCount "106"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bxc6 dxc6 6. d4 exd4 7. cxd4 Bg7 8. Nc3 Ne7 9. h3 h6 10. Bf4 g5 11. Be5 Bxe5 12. Nxe5 Be6 13. Qd2 Qd6 14. Nf3 0-0-0 15. 0-0-0 Ng6 16. Ne1 f5 17. f3 Rhf8 18. Nc2 Rf7 19. e5 Qf8 20. Qf2 Kb8 21. g3 f4 22. g4 Rh7 23. b3 Bd5 24. Qe2 Qf7 25. Nb4 h5 26. Ne4 Bxe4 27. Qxe4 Ne7 28. h4 hxg4 29. hxg5 Rxh1 30. Rxh1 gxf3 31. Nd3 Qf5 32. Qxf5 Nxf5 33. Rf1 Nxd4 34. Nxf4 Rf8 35. Nd3 Rg8 36. Kd2 Rxg5 37. Ke3 Rg4 38. Nf4 c5 39. e6 Rh4 40. Ng6 Rh7 41. Nf8 Re7 42. Nd7+ Ka7 43. Nxc5 Nxe6 44. Nxe6 Rxe6+ 45. Kd3 Rf6 46. Rf2 Kb6 47. Kd4 Rf8 48. a3 c5+ 49. Kd5 Kb5 50. Kd6 c4 51. bxc4+ Kxc4 52. Kc7 Rf7+ 53. Kb6 Kd3 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.22"]
[Round "5"]
[White "Jacobson, Aaron"]
[Black "Maisuradze, Nino"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2280"]
[BlackElo "2270"]
[PlyCount "88"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nge7 9. Bd3 Nxd5 10. exd5 Ne7 11. c4 g6 12. cxb5 Bg7 13. 0-0 0-0 14. bxa6 f5 15. Qe2 f4 16. f3 Nf5 17. Nc2 Ng3 18. hxg3 fxg3 19. Be3 Qh4 20. Rfe1 e4 21. Bxe4 Bxa6 22. Bd3 Bxd3 23. Qxd3 Rxf3 24. gxf3 Qh2+ 25. Kf1 g2+ 26. Ke2 g1Q+ 27. Kd1 Qgg2 28. Rf1 Qe5 29. Rf2 Qh3 30. Nb4 Qh1+ 31. Rf1 Qg2 32. Nc2 Qxb2 33. Rf2 Qh1+ 34. Rf1 Qh3 35. Kd2 Rc8 36. Rac1 Bh6 37. Rfe1 Bg7 38. Rf1 Qxa2 39. Rf2 Qh5 40. Rd1 Qaxd5 41. Qxd5+ Qxd5+ 42. Ke1 Qb3 43. Rxd6 Qb1+ 44. Rd1 Bc3+ 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.21"]
[Round "4"]
[White "Rodriguez Lopez, Rafael"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2188"]
[BlackElo "2280"]
[PlyCount "124"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 c5 5. d4 cxd4 6. Nxd4 e5 7. Nb3 Be6 8. e4 Nxe4 9. c4 Nf6 10. Bg5 d4 11. Bxf6 gxf6 12. Bxb7 Nd7 13. Re1 Rb8 14. Bd5 Bb4 15. Bxe6 fxe6 16. Qh5+ Ke7 17. N1d2 Bxd2 18. Nxd2 Rxb2 19. Ne4 Rb6 20. c5 Rc6 21. Rad1 Rf8 22. Qxh7+ Rf7 23. Qg6 Nxc5 24. Rc1 Qc7 25. Nxc5 Rxc5 26. Rxc5 Qxc5 27. Rb1 Qc7 28. h4 f5 29. h5 Kd6 30. h6 d3 31. Qg5 e4 32. Rc1 Qd7 33. Qd2 e5 34. Qg5 Kd5 35. Qg8 d2 36. Rd1 Kc5 37. Rxd2 Qxd2 38. Qxf7 Qxh6 39. Qxa7+ Kb4 40. Qb8+ Ka4 41. Qxe5 Qh5 42. Qd5 Qf3 43. Qd6 Qh5 44. a3 Kb3 45. Qb4+ Ka2 46. Qc3 Qd1+ 47. Kg2 Qd3 48. Qc1 Qf3+ 49. Kg1 Kb3 50. Qf4 Qh5 51. Qe3+ Ka4 52. Qc3 Qd1+ 53. Kg2 Qd6 54. Qe3 Qd5 55. Kh3 Qe6 56. Kh4 Qg6 57. Qg5 Qh7+ 58. Qh5 Qe7+ 59. Kh3 Qe6 60. Kh4 Qe7+ 61. Qg5 Qh7+ 62. Qh5 Qe7+ 1/2-1/2

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.20"]
[Round "3"]
[White "Jacobson, Aaron"]
[Black "Pranav, V."]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2280"]
[BlackElo "2545"]
[PlyCount "120"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 Bb7 6. Bg2 Be4 7. Qd1 Bb4+ 8. Bd2 a5 9. a3 Bxd2+ 10. Qxd2 0-0 11. Nc3 Bb7 12. Qc2 d6 13. 0-0 Nbd7 14. e4 e5 15. d5 g6 16. b4 Nh5 17. Bh3 Bc8 18. Na4 Ndf6 19. Bxc8 Qxc8 20. Nh4 Ng4 21. c5 bxc5 22. bxc5 Qd8 23. Nc3 Ng7 24. Nb5 Ne8 25. a4 Ngf6 26. Ng2 Nd7 27. c6 Nc5 28. Ne3 Ng7 29. Nc4 Qe7 30. Rae1 f5 31. exf5 Nxf5 32. f4 e4 33. Re2 Qf7 34. Rd1 h5 35. Ne3 Kh7 36. Nc3 Rfe8 37. Ng2 Qe7 38. Nxe4 Kh6 39. Qc4 Rab8 40. Nc3 Qg7 41. Rxe8 Rxe8 42. Nb5 Re7 43. Qc3 Qf8 44. Qxa5 h4 45. Re1 h3 46. Rxe7 Qxe7 47. Qe1 Qf7 48. Qc3 Kh7 49. Ne3 Nxa4 50. Qd2 Nc5 51. Nxf5 Qxf5 52. Qe1 Qf6 53. Qf1 Qb2 54. Qxh3+ Kg7 55. Qf1 Kf7 56. Qc4 Qd2 57. Nd4 Nd3 58. Qc2 Qe3+ 59. Kh1 Qxd4 60. Qa2 Nb4 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.19"]
[Round "2"]
[White "Blazquez, Denis"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2077"]
[BlackElo "2280"]
[PlyCount "54"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 0-0 7. Bd2 bxc4 8. Bxc4 Ba6 9. Bxa6 Nxa6 10. Nge2 exd5 11. e5 d4 12. exf6 dxc3 13. bxc3 Ba5 14. fxg7 Re8 15. 0-0 d5 16. Kh1 c4 17. Nf4 Bc7 18. Bc1 Bxf4 19. Bxf4 Nc5 20. Qd4 Ne6 21. Qd2 d4 22. cxd4 Qxd4 23. Qxd4 Nxd4 24. Rad1 Ne2 25. g3 c3 26. Rd7 c2 27. Bc1 Rad8 0-1

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.21"]
[Round "9"]
[White "Jacobson, Aaron"]
[Black "Woodward, Andy"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2308"]
[BlackElo "2450"]
[PlyCount "81"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qb6 8. Bb3 e6 9. Qd2 Be7 10. 0-0-0 Nc5 11. f3 Qc7 12. g4 b5 13. a3 Rb8 14. Ba2 b4 15. axb4 Rxb4 16. h4 Qb7 17. Nb3 Ncd7 18. Na5 Qc7 19. Nd5 Nxd5 20. Bxe7 Qxa5 21. exd5 Ra4 22. dxe6 fxe6 23. b4 Rxb4 24. Qxd6 Rb6 25. Qa3 Qe5 26. Bb3 Kf7 27. Rhe1 Qf4+ 28. Kb1 Re8 29. Bd6 Qc4 30. Ka2 Qc6 31. g5 a5 32. Re4 Ba6 33. h5 Kg8 34. h6 a4 35. Rxa4 Bb5 36. Qb2 Nf6 37. gxf6 Rb7 38. Be7 Kf7 39. Rd6 Qxd6 40. Bxd6 Bxa4 41. Bxe6+ 1-0

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.21"]
[Round "8"]
[White "Yanayt, Eugene"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2014"]
[BlackElo "2308"]
[PlyCount "122"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. b4 Bb6 7. a4 a5 8. b5 Ne7 9. 0-0 0-0 10. Re1 Ng6 11. Nbd2 Nh5 12. Nf1 Nhf4 13. d4 Qf6 14. Ne3 Re8 15. Nd5 Nxd5 16. Bg5 Qe6 17. Bxd5 Qd7 18. Qb3 h6 19. Be3 Qe7 20. Bc4 Qf6 21. Nd2 Re7 22. Qb2 Nf4 23. Kh1 Ne6 24. Bxe6 Qxe6 25. d5 Qd7 26. Nc4 Bxe3 27. Nxe3 g6 28. f3 f5 29. Qf2 f4 30. Ng4 Kg7 31. Qh4 h5 32. Nf6 Qd8 33. Qg5 Kf7 34. Nxh5 Qh8 35. g4 gxh5 36. gxh5 Qf6 37. Qg2 Bd7 38. Rg1 Rh8 39. b6 c5 40. Qg6+ Qxg6 41. Rxg6 Rxh5 42. Rag1 Rh7 43. Rxd6 Rg7 44. Ra1 Bh3 45. Rg1 Rxg1+ 46. Kxg1 Kg7 47. Rd8 Kf6 48. Ra8 Rg7+ 49. Kf2 Rg2+ 50. Ke1 Rb2 51. Rh8 Bg2 52. Rh6+ Kg7 53. Re6 Bxf3 54. d6 Bg4 55. Rxe5 Kf6 56. Re7 f3 57. Rh7 f2+ 58. Kf1 Be6 59. e5+ Kxe5 60. Rh4 Kxd6 61. Rh3 Ke5 0-1

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.20"]
[Round "7"]
[White "Jacobson, Aaron"]
[Black "Bick, Gabriel James"]
[Result "1/2-1/2"]
[ECO "A69"]
[WhiteElo "2308"]
[BlackElo "2391"]
[PlyCount "84"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f4 c5 6. d5 0-0 7. Nf3 e6 8. Be2 exd5 9. cxd5 Nbd7 10. 0-0 Re8 11. Qc2 Qe7 12. Re1 Nxe4 13. Bd3 f5 14. Nxe4 fxe4 15. Rxe4 Qf8 16. Rxe8 Qxe8 17. Bd2 Nb6 18. Re1 Qf8 19. Ng5 Bd4+ 20. Kf1 Bf5 21. Ne6 Bxd3+ 22. Qxd3 Qf5 23. Qxf5 gxf5 24. Nxd4 cxd4 25. Ke2 Re8+ 26. Kd3 Rxe1 27. Bxe1 Nxd5 28. Kxd4 Ne7 29. Kc4 Kf7 30. b4 a6 31. b5 axb5+ 32. Kxb5 Nd5 33. Bd2 Ke6 34. Kc4 Ne7 35. Kb5 Nd5 36. Kc4 Ne7 37. Kb5 Nc8 38. Kc4 Kd7 39. Kb5 Kc7 40. Ba5+ Kd7 41. Bd2 Ke6 42. Kc4 Kd7 1/2-1/2

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.20"]
[Round "6"]
[White "Wang, Isaac"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2038"]
[BlackElo "2308"]
[PlyCount "82"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. e4 Bb4 5. Bd3 f5 6. exf5 Bxg2 7. Qh5+ Kf8 8. fxe6 dxe6 9. Nh3 Nf6 10. Qb5 Bxc3+ 11. bxc3 Bxh1 12. Ba3+ Kg8 13. 0-0-0 Bf3 14. Rg1 c5 15. Ng5 Bg4 16. Rxg4 Nxg4 17. Nxe6 Qe7 18. Nc7 a6 19. Qxb6 Nd7 20. Qc6 Rb8 21. Qd5+ Qf7 22. Bf5 Ngf6 23. Qf3 Nf8 24. Nxa6 Qb7 25. Qxb7 Rxb7 26. dxc5 Ra7 27. Bc8 Kf7 28. c6 Ne6 29. Bb7 Nd8 30. Bc5 Rxb7 31. cxb7 Nxb7 32. Bd4 Rc8 33. Kc2 Rxc4 34. Kd3 Ra4 35. Nb4 Nd6 36. Kc2 Nb5 37. Kb3 Ra3+ 38. Kb2 Ra8 39. Bc5 Ne4 40. Be3 Nexc3 41. Kb3 Ke6 0-1

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.19"]
[Round "5"]
[White "Jacobson, Aaron"]
[Black "Chiang, Jacob"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2308"]
[BlackElo "2042"]
[PlyCount "60"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. e3 e5 5. Be2 d5 6. d4 e4 7. Ne5 cxd4 8. exd4 Bb4 9. Nxc6 bxc6 10. Qa4 Bxc3+ 11. bxc3 0-0 12. Qxc6 Be6 13. c5 Qa5 14. Bd2 e3 15. fxe3 Ne4 16. Qa6 Qd8 17. Bf3 Qh4+ 18. g3 Qf6 19. Bxe4 dxe4 20. Qf1 Qg6 21. Qf4 Bc4 22. Kf2 Rae8 23. Rhb1 Re6 24. Kg1 Rf6 25. Qh4 Qf5 26. Qf4 Qh5 27. Qxe4 Bd5 28. g4 Qg5 29. Qe5 Qxg4+ 30. Qg3 Qe4 0-1

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.19"]
[Round "4"]
[White "Jacobson, Aaron"]
[Black "Doknjas, Neil"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2308"]
[BlackElo "2052"]
[PlyCount "63"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 b6 5. cxd5 exd5 6. g3 Bb7 7. Bg2 Nbd7 8. 0-0 Bd6 9. b3 Nc5 10. d3 0-0 11. Bb2 a6 12. Rc1 Re8 13. Re1 Rb8 14. Re2 Bf8 15. Rec2 Ne6 16. Ne2 Nd7 17. Nfd4 Nxd4 18. Nxd4 c5 19. Ne2 b5 20. Nf4 Nb6 21. Nh5 Qg5 22. h4 Qh6 23. Rxc5 Bxc5 24. Rxc5 Rec8 25. Bxg7 Qg6 26. Rxc8+ Bxc8 27. Be5 Rb7 28. Nf6+ Kf8 29. Qc2 Re7 30. Qc5 Bb7 31. Qxb6 Kg7 32. Ng4+ 1-0

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.18"]
[Round "2"]
[White "Jacobson, Aaron"]
[Black "Mou, Iris Zhaoying"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2308"]
[BlackElo "2046"]
[PlyCount "109"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. e3 b6 4. d4 Bb4+ 5. Nbd2 0-0 6. Bd3 Bb7 7. 0-0 d5 8. a3 Be7 9. b4 a5 10. b5 Ne4 11. Qc2 f5 12. cxd5 exd5 13. Ne5 Bg5 14. Ndf3 Bf6 15. a4 Nd7 16. Ba3 Re8 17. Nc6 Bxc6 18. Qxc6 Nf8 19. Rac1 Rc8 20. Bb1 Re6 21. Qc2 Ng6 22. Ba2 Be7 23. Bxe7 Nxe7 24. Ne5 Nf6 25. Qd3 Qd6 26. Nc6 Ng4 27. g3 Rf8 28. Nxe7+ Rxe7 29. Rc6 Qd8 30. Rfc1 Kh8 31. Qb3 Nf6 32. Qc2 Ne8 33. Qe2 g6 34. Qf3 Nf6 35. Qf4 Rff7 36. Qg5 Kg7 37. Bb1 Ne8 38. h4 Nd6 39. h5 Rf6 40. Qf4 Ne8 41. hxg6 hxg6 42. Qg5 Rd7 43. R6c3 Qe7 44. Kg2 Rf8 45. Qf4 Rd6 46. Qe5+ Qf6 47. Rc6 Kg8 48. Rxd6 Qxd6 49. Qxd6 Nxd6 50. Rxc7 Ne4 51. Bxe4 dxe4 52. Rc6 Rb8 53. Rxg6+ Kf7 54. Rc6 Ke7 55. f3 1-0

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.18"]
[Round "3"]
[White "Katz, Alexander R"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2470"]
[BlackElo "2308"]
[PlyCount "91"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Bb5 Nxd4 12. Bxd4 a6 13. Bxd7+ Bxd7 14. Rb3 Qe7 15. Rxb7 Rc8 16. 0-0 Qa3 17. h3 Bc5 18. Ne2 Qa4 19. Bxc5 Rxc5 20. Qe3 Rc8 21. Qa7 Rd8 22. Nd4 0-0 23. Kh2 Bc8 24. Rc7 Rd7 25. Rxd7 Bxd7 26. Rb1 Qxa2 27. Rb7 Bc8 28. Rc7 a5 29. f5 Qa1 30. Qc5 Ba6 31. Rd7 Bb5 32. fxe6 fxe6 33. Rxg7+ Kxg7 34. Nxe6+ Kg6 35. Nxf8+ Kf5 36. Qxb5 Qxe5+ 37. g3 Qe4 38. Qd7+ Ke5 39. Qg7+ Kd6 40. Qf6+ Kc5 41. Nd7+ Kb4 42. Qb6+ Kc3 43. Qxa5+ Kxc2 44. Qa2+ Kc3 45. Nf6 Qc4 46. Nxd5+ 1-0

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.17"]
[Round "1"]
[White "Burke, John M"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2568"]
[BlackElo "2308"]
[PlyCount "67"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Bb5 Nxd4 12. Bxd4 a6 13. Bxd7+ Bxd7 14. Rb3 Qe7 15. Rxb7 Rc8 16. 0-0 Qa3 17. h3 Bc5 18. Ne2 Qa4 19. f5 exf5 20. Bxc5 Rxc5 21. Nf4 0-0 22. Nh5 Bc8 23. Nxg7 Bxb7 24. Nxf5 Rc6 25. Qg5+ Rg6 26. Ne7+ Kg7 27. Nxg6 Qd4+ 28. Kh2 hxg6 29. Qf6+ Kg8 30. Rf4 Qxf4+ 31. Qxf4 Re8 32. e6 Re7 33. Qd6 Kf8 34. Qd8+ 1-0

[Event "Saint Louis Super Swiss"]
[Site "Saint Louis"]
[Date "2023.03.14"]
[Round "5"]
[White "Durarbayli, Vasif"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2635"]
[BlackElo "2308"]
[PlyCount "73"]
[EventDate "2023.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. 0-0 0-0 8. c4 c6 9. Qc2 Na6 10. a3 Bf5 11. Nc3 Re8 12. c5 Bc7 13. b4 Re6 14. Be3 Bg6 15. Rab1 Nb8 16. Ne2 Bh5 17. Ng3 Bg6 18. Ne2 Bh5 19. Rfe1 Nd7 20. Ng3 Bg6 21. b5 Qe7 22. bxc6 bxc6 23. Bxe4 dxe4 24. Ng5 Rf6 25. Rb7 Bf4 26. N5xe4 Bxe3 27. Rxe3 Re6 28. Qe2 Qd8 29. Nd6 Rxe3 30. Qxe3 Nf6 31. Qf3 Nd5 32. Ngf5 h5 33. Ne3 Qa5 34. h3 Qe1+ 35. Kh2 Nc3 36. Re7 Rb8 37. Nd5 1-0

[Event "Saint Louis Super Swiss"]
[Site "Saint Louis"]
[Date "2023.03.12"]
[Round "1"]
[White "Bruzon Batista, Lazaro"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2610"]
[BlackElo "2308"]
[PlyCount "67"]
[EventDate "2023.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 h6 5. Bg2 Bd6 6. 0-0 0-0 7. b3 b6 8. cxd5 exd5 9. Ba3 Bxa3 10. Nxa3 Qe7 11. Nb5 c5 12. Rc1 Be6 13. Ne5 Rc8 14. dxc5 bxc5 15. Nd3 Nbd7 16. Qd2 a6 17. Nc3 Nb6 18. e4 d4 19. Ne2 a5 20. Nef4 Nfd7 21. e5 Ra7 22. Nxe6 Qxe6 23. Rfe1 Nd5 24. Nxc5 Nxc5 25. Qxd4 Rac7 26. Bxd5 Qf5 27. Qe3 g5 28. Rc4 Kg7 29. Rec1 Na6 30. Bb7 Rxc4 31. bxc4 Rxc4 32. Rxc4 Qb1+ 33. Rc1 Qxb7 34. e6 1-0

[Event "New York Marshall CC-ch 106th"]
[Site "New York"]
[Date "2022.12.11"]
[Round "4"]
[White "Jacobson, Aaron"]
[Black "Tanenbaum, Zachary Chen"]
[Result "0-1"]
[ECO "D25"]
[WhiteElo "2311"]
[BlackElo "2188"]
[PlyCount "130"]
[EventDate "2022.12.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Nbd7 8. Nc3 Nb6 9. Be2 Be7 10. f4 0-0 11. Bf3 c5 12. dxc5 Nbd7 13. Qxb7 Rb8 14. Qxa7 Nxc5 15. 0-0 Nd5 16. Nxd5 exd5 17. Qa3 Nb3 18. Qxb3 Rxb3 19. axb3 d4 20. Rd1 Bc5 21. exd4 Bd6 22. d5 Qb6 23. Be3 Qxb3 24. Ra6 Bxf4 25. Rb6 Qa4 26. Bc5 Rc8 27. Rc6 Rxc6 28. dxc6 Bc7 29. b4 h6 30. Re1 Qb3 31. Kg2 Qc4 32. Re4 Qc3 33. Re7 Bf4 34. c7 Bxc7 35. Rxc7 Qf6 36. Rd7 Qg6+ 37. Kf1 Qf5 38. Rd8+ Kh7 39. Be2 Qh3+ 40. Kg1 f5 41. Rd7 Qh4 42. Bd4 Qg5+ 43. Kf1 Qc1+ 44. Kg2 Qc6+ 45. Kg1 Qxd7 46. Be3 g5 47. Bc5 f4 48. Bf1 Qg4+ 49. Kh1 Qf3+ 50. Kg1 Qg4+ 51. Kh1 Qd1 52. Kg1 Qc1 53. Bb6 Qc6 54. Bd4 Qd5 55. Bb6 Qd6 56. Bc5 Qe5 57. Bb6 Qe6 58. Bc5 Qf5 59. Bb6 Qg6 60. Bc5 g4 61. b5 g3 62. fxg3 fxg3 63. Be3 Qe6 64. Ba7 Qa2 65. Bd3+ Kg8 0-1

[Event "New York Marshall CC-ch 106th"]
[Site "New York"]
[Date "2022.12.10"]
[Round "3"]
[White "Khamrakulov, Djurabek"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2491"]
[BlackElo "2311"]
[PlyCount "77"]
[EventDate "2022.12.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. d4 cxd4 6. Bc4 Nb6 7. Bb3 d6 8. exd6 Qxd6 9. 0-0 Be6 10. Bxe6 Qxe6 11. Nxd4 Nxd4 12. Qxd4 Rd8 13. Qh4 Qe2 14. Be3 Qxb2 15. Nd2 Qb5 16. Rfe1 e6 17. Bd4 Be7 18. Qg3 Bf6 19. Bxf6 gxf6 20. Ne4 Qe5 21. Qh4 Ke7 22. Rab1 Rd7 23. a4 Qf5 24. Ng3 Qd3 25. Ne4 Nd5 26. Nc5 Qxc3 27. Nxd7 Kxd7 28. Rec1 Qa3 29. Rxb7+ Kd6 30. Qg3+ Qxg3 31. hxg3 a5 32. Rxf7 h5 33. Ra7 h4 34. Ra6+ Ke5 35. Re1+ Kd4 36. gxh4 Rxh4 37. Rxa5 Nf4 38. g3 Rg4 39. Kf1 1-0

[Event "New York Marshall CC-ch 106th"]
[Site "New York"]
[Date "2022.12.10"]
[Round "2"]
[White "Rosenberg, Evan"]
[Black "Jacobson, Aaron"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1938"]
[BlackElo "2311"]
[PlyCount "82"]
[EventDate "2022.12.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c3 c5 4. dxc5 e6 5. Be3 Nc6 6. b4 Be7 7. Bd4 Qc7 8. Na3 e5 9. Nb5 Qb8 10. Be3 Ng4 11. Bg5 f6 12. Qxd5 fxg5 13. Nxg5 Nd8 14. Nd6+ Kf8 15. Ndf7 Bxg5 16. Nxg5 Qc7 17. Rd1 Ke7 18. e3 Nf6 19. Qd6+ Qxd6 20. cxd6+ Ke8 21. Bd3 h6 22. Bg6+ Kf8 23. Nf3 Bg4 24. Rc1 Bxf3 25. gxf3 Nf7 26. Bxf7 Kxf7 27. c4 a5 28. a3 axb4 29. axb4 Ra4 30. Rb1 Rd8 31. c5 Nd5 32. 0-0 Rd7 33. b5 Rc4 34. c6 bxc6 35. b6 Rb7 36. Rfd1 Ke8 37. d7+ Kd8 38. e4 Nc3 39. f4 Nxd1 40. fxe5 Nc3 41. Ra1 Kxd7 0-1

[Event "New York Marshall CC-ch 106th"]
[Site "New York"]
[Date "2022.12.09"]
[Round "1"]
[White "Jacobson, Aaron"]
[Black "Hebbar, Eshaan"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2311"]
[BlackElo "1825"]
[PlyCount "105"]
[EventDate "2022.12.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. Nc3 e6 5. b3 Bd6 6. Bb2 0-0 7. h3 Nbd7 8. Qc2 a6 9. d4 e5 10. c5 Bc7 11. dxe5 Nxe5 12. 0-0-0 Qe7 13. Na4 Nxf3 14. gxf3 Be5 15. Bd3 Bxb2+ 16. Qxb2 Nd7 17. Rdg1 g6 18. Qd4 Qe5 19. h4 Qxd4 20. exd4 Nf6 21. h5 Re8 22. Rg5 Be6 23. Nc3 Kf8 24. hxg6 hxg6 25. Kd2 Ke7 26. Re1 Rh8 27. Rge5 Rag8 28. Ne2 Rh4 29. Ke3 Rh3 30. Rg1 Kd7 31. Rg3 Rxg3 32. fxg3 Re8 33. Nf4 Re7 34. Bf1 Bf5 35. g4 Bb1 36. g5 Ng8 37. Bh3+ Kd8 38. a3 Kc7 39. b4 Kd8 40. Ne2 Rxe5+ 41. dxe5 Ne7 42. Nd4 Ke8 43. Kf4 Bd3 44. e6 fxe6 45. Bxe6 Kf8 46. Ke5 Kg7 47. Kd6 Nf5+ 48. Bxf5 gxf5 49. f4 a5 50. bxa5 Kg6 51. Ke5 Bb1 52. a6 bxa6 53. Nxc6 1-0

[Event "US Masters op"]
[Site "Charlotte"]
[Date "2022.11.27"]
[Round "9"]
[White "Beradze, Irakli"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2494"]
[BlackElo "2351"]
[PlyCount "37"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. 0-0 0-0 6. b3 b6 7. Bb2 Bb7 8. d3 c5 9. Nbd2 d4 10. b4 Nbd7 11. bxc5 bxc5 12. Rb1 Qc7 13. e3 e5 14. Ba3 Nb6 15. exd4 exd4 16. Re1 Rfe8 17. Nb3 Rac8 18. Qd2 Na4 19. Qa5 1/2-1/2

[Event "US Masters op"]
[Site "Charlotte"]
[Date "2022.11.27"]
[Round "8"]
[White "Jacobson, Aaron"]
[Black "Mishra, Abhimanyu"]
[Result "1/2-1/2"]
[ECO "D44"]
[WhiteElo "2351"]
[BlackElo "2549"]
[PlyCount "82"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[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 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Be7 11. exf6 Bxf6 12. Bxf6 Qxf6 13. g3 Bb7 14. Bg2 Na6 15. Ne4 Qe7 16. 0-0 0-0-0 17. h4 c5 18. a4 Rxd4 19. Qe2 b4 20. Rad1 Qc7 21. Ng5 Bxg2 22. Kxg2 Qc6+ 23. f3 f6 24. Qxe6+ Qxe6 25. Nxe6 Rxd1 26. Rxd1 b3 27. Rc1 Re8 28. Nf4 Rd8 29. Rxc4 Rd2+ 30. Kh3 Rxb2 31. Nd3 Ra2 32. Nxc5 Rc2 33. Rxc2 bxc2 34. Nd3 Nc5 35. Nc1 Kd7 36. Kg4 Ke6 37. Kf4 Nxa4 38. Ke3 Nb6 39. Kd3 Nd7 40. Kxc2 Ne5 41. f4 Ng4 1/2-1/2

[Event "US Masters op"]
[Site "Charlotte"]
[Date "2022.11.26"]
[Round "6"]
[White "Jacobson, Aaron"]
[Black "Mardov, Dimitar"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2351"]
[BlackElo "2432"]
[PlyCount "108"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Qg4 Nf6 7. Qg3 Qxg3 8. hxg3 Bb4 9. Bd3 d6 10. Bd2 e5 11. Nb3 Be6 12. f3 Nc6 13. g4 Nd7 14. g5 f6 15. gxf6 Nxf6 16. Nd1 Bxd2+ 17. Kxd2 a5 18. Ne3 a4 19. Nc1 Kf7 20. Ne2 h6 21. Nc3 Nb4 22. a3 Nxd3 23. cxd3 Nd7 24. Nc2 h5 25. d4 Nb6 26. d5 Nc4+ 27. Ke2 Bd7 28. Ne3 Na5 29. Kd3 Ke7 30. Nc4 Nb3 31. Raf1 g5 32. Nb6 Ra6 33. Nxd7 Kxd7 34. Na2 Nc5+ 35. Ke3 Rb6 36. Nb4 Na6 37. Nd3 Rb3 38. Kd2 Nc5 39. Nxc5+ dxc5 40. Kc2 Kd6 41. Kb1 b5 42. Rc1 Rd3 43. Rc3 Rd4 44. Rhc1 Rc8 45. Rh1 h4 46. Rc2 Rh8 47. Re2 Rd3 48. Kc2 Rb3 49. Kb1 c4 50. Rh3 Rb8 51. Rc2 b4 52. axb4 R8xb4 53. Ka2 a3 54. Rxc4 axb2 0-1

[Event "US Masters op"]
[Site "Charlotte"]
[Date "2022.11.25"]
[Round "5"]
[White "Brodsky, David"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2509"]
[BlackElo "2351"]
[PlyCount "96"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qd7 6. d6 Qxd6 7. Bc4 Qd7 8. 0-0 Nc6 9. Nb3 a6 10. Nbxd4 Nxd4 11. Qxd4 Qxd4 12. Nxd4 Bd7 13. Be2 Ne7 14. Bf3 e5 15. Nb3 Bc6 16. Bxc6+ Nxc6 17. Rd1 Rd8 18. Be3 Rd7 19. c3 Kd8 20. Bb6+ Kc8 21. Rxd7 Kxd7 22. Rd1+ Kc8 23. Na5 Be7 24. Nc4 f6 25. a4 Nb8 26. b4 Nd7 27. Ba5 Re8 28. Kf1 Bf8 29. Rd6 e4 30. Ke2 Re5 31. Rxd7 Kxd7 32. Nxe5+ fxe5 33. Ke3 Kc6 34. Kxe4 b6 35. Bxb6 Kxb6 36. Kxe5 a5 37. bxa5+ Kxa5 38. Ke6 Bc5 39. f4 Bg1 40. h4 Bh2 41. f5 Bg3 42. Kf7 Be5 43. g4 h6 44. g5 hxg5 45. hxg5 Bxc3 46. f6 gxf6 47. gxf6 Kxa4 48. Ke6 Bxf6 1/2-1/2

[Event "US Masters op"]
[Site "Charlotte"]
[Date "2022.11.24"]
[Round "2"]
[White "Jacobson, Aaron"]
[Black "Cruz, Cristhian"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2351"]
[BlackElo "2552"]
[PlyCount "124"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[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. Nf3 d5 3. d4 a6 4. cxd5 exd5 5. Nc3 Nf6 6. Bg5 Be6 7. Bxf6 Qxf6 8. Qb3 Ra7 9. g3 Qd8 10. h4 c6 11. Ng5 Bc8 12. e4 h6 13. Nf3 dxe4 14. Nxe4 Qa5+ 15. Kd1 Be6 16. Bc4 Bxc4 17. Qxc4 Be7 18. Ne5 0-0 19. Kc2 b5 20. Qc3 Qd8 21. Rae1 Qd5 22. Kb1 Rd8 23. Nf3 Nd7 24. Qe3 Nf6 25. Nc3 Qf5+ 26. Ka1 Ng4 27. Qe2 Bb4 28. Ne5 Nxe5 29. dxe5 Bxc3 30. bxc3 Rd3 31. Qc2 Qf3 32. Rd1 Rad7 33. Rxd3 Rxd3 34. Rc1 a5 35. c4 b4 36. Re1 Rc3 37. Qd2 Rxc4 38. Re3 Qd5 39. Qxd5 cxd5 40. e6 fxe6 41. Rxe6 a4 42. Rd6 a3 43. Kb1 d4 44. Rd7 Kf8 45. f4 Ke8 46. Rd5 Ke7 47. h5 Ke6 48. Re5+ Kd6 49. Re4 Kd5 50. Re5+ Kc6 51. Re6+ Kb5 52. Rd6 Kc5 53. Rd7 Rc3 54. Rxg7 Kc4 55. f5 Rf3 56. Kc2 Rf2+ 57. Kd1 Rxf5 58. g4 Rf2 59. g5 hxg5 60. h6 Rxa2 61. Rc7+ Kd3 62. h7 Rh2 0-1

[Event "New York Fall GM-B"]
[Site "Long Island City"]
[Date "2022.11.13"]
[Round "8"]
[White "Jacobson, Aaron"]
[Black "Paragua, Mark"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "2351"]
[BlackElo "2466"]
[PlyCount "84"]
[EventDate "2022.11.09"]
[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 Be7 9. Qf3 Qc7 10. 0-0-0 Nbd7 11. Be2 Rb8 12. e5 dxe5 13. fxe5 Nxe5 14. Bg3 0-0 15. Qe3 Nfg4 16. Qg1 Ne3 17. Re1 Nd5 18. Nxd5 exd5 19. Bxa6 f6 20. Be2 Bc5 21. Bf2 Bxd4 22. Bxd4 Bf5 23. Bd1 Nd3+ 24. Kb1 Nxe1 25. Qxe1 b5 26. Qd2 b4 27. b3 Be4 28. Be3 Ra8 29. Qxb4 Rfc8 30. Qd2 Qd6 31. Qd4 Rc6 32. Rf1 Qc7 33. Rf2 Qa5 34. a4 Rb8 35. Ka2 Rb7 36. Bd2 Qa8 37. c4 Qc8 38. Be3 Rb4 39. Bd2 Rb8 40. Be3 Rb4 41. Bd2 Rb7 42. Be3 Rb4 1/2-1/2

[Event "New York Fall GM-B"]
[Site "Long Island City"]
[Date "2022.11.13"]
[Round "9"]
[White "Khamrakulov, Djurabek"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2490"]
[BlackElo "2351"]
[PlyCount "71"]
[EventDate "2022.11.09"]
[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 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. dxc5 Bxc5 6. Ngf3 Nf6 7. Bc4 Qc6 8. Qe2 0-0 9. Nb3 Nbd7 10. Nxc5 Nxc5 11. 0-0 a6 12. a4 Nxa4 13. Ne5 Qe8 14. b3 Nc5 15. Ba3 b6 16. b4 Na4 17. b5 axb5 18. Bxb5 Nc3 19. Qf3 Qxb5 20. Qxa8 Re8 21. Qb8 Nd7 22. Nxd7 Bxd7 23. Qd6 Bc6 24. f3 Qc4 25. Rfe1 Nb5 26. Qd2 Nxa3 27. Rxa3 Qc5+ 28. Qe3 Qxe3+ 29. Raxe3 b5 30. Rb1 Ra8 31. Rc3 Ra6 32. Rxb5 Kf8 33. Rbc5 Bd7 34. Rc7 Be8 35. Rb3 Ra8 36. Kf2 1-0

[Event "New York Fall GM-B"]
[Site "Long Island City"]
[Date "2022.11.12"]
[Round "6"]
[White "Jacobson, Aaron"]
[Black "Adewumi, Tanitoluwa"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2351"]
[BlackElo "2262"]
[PlyCount "102"]
[EventDate "2022.11.09"]
[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. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 Bb7 6. Bg2 c5 7. d5 exd5 8. cxd5 Nxd5 9. 0-0 Nc6 10. Rd1 Be7 11. Qa4 Nc7 12. Ne5 Nxe5 13. Bxb7 Rb8 14. Qxa7 Nb5 15. Qa6 Nd4 16. Bf4 Bf6 17. Nc3 0-0 18. Rd2 Bg5 19. Rad1 Bxf4 20. gxf4 Ng4 21. e3 Qh4 22. exd4 Qxh2+ 23. Kf1 cxd4 24. Nb1 Qxf4 25. Bg2 Ne3+ 26. Kg1 Nxd1 27. Rxd1 Rfe8 28. Qd3 Rbc8 29. Nd2 h5 30. Nb3 h4 31. Qxd4 Qg5 32. Qd3 Re6 33. Qd5 Re5 34. Qxd7 Rce8 35. Kf1 Qh5 36. Qd3 R8e6 37. Qd8+ Re8 38. Qd3 R8e6 39. Qd8+ Kh7 40. Qd3+ f5 41. Bh3 g6 42. Bg2 Qg4 43. Bh3 Qf4 44. Bg2 g5 45. Qd4 Qh2 46. Qc3 g4 47. Nd4 h3 48. Ba8 Re7 49. Bc6 Qf4 50. Qg3 Qxd4 51. Qh4+ Kg6 0-1

[Event "New York Fall GM-B"]
[Site "Long Island City"]
[Date "2022.11.12"]
[Round "7"]
[White "Oberoi, Shelev"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2328"]
[BlackElo "2351"]
[PlyCount "42"]
[EventDate "2022.11.09"]
[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 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 0-0 8. Qd2 Nd7 9. 0-0-0 Nf6 10. Bd3 c5 11. Rhe1 Be6 12. Bg5 Bxa2 13. b3 a5 14. Qe2 Qb6 15. Qxe7 Rfe8 16. Bxh7+ Kxh7 17. Qxf7 Rf8 18. Qe6 Rad8 19. Bxf6 Rxf6 20. Ng5+ Kg6 21. Qe4+ Kh6 1-0

[Event "New York Fall GM-B"]
[Site "Long Island City"]
[Date "2022.11.11"]
[Round "5"]
[White "Jacobson, Aaron"]
[Black "Yudasin, Leonid"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "2351"]
[BlackElo "2401"]
[PlyCount "107"]
[EventDate "2022.11.09"]
[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 c5 2. Nf3 Nf6 3. Nc3 e6 4. e3 Nc6 5. d4 d5 6. cxd5 exd5 7. Bb5 Be6 8. 0-0 Rc8 9. b3 Bd6 10. dxc5 Bxc5 11. Bb2 0-0 12. Rc1 Qe7 13. h3 Rfd8 14. Ne2 Bb6 15. Ned4 Bd7 16. Nxc6 Bxc6 17. Qe2 Ne4 18. Nd4 Bd7 19. Bxd7 Qxd7 20. Qh5 g6 21. Qe2 a6 22. Nf3 f6 23. Rfd1 Rxc1 24. Rxc1 Rc8 25. Rd1 Bc5 26. Qd3 Rd8 27. Nd2 Nxd2 28. Rxd2 Qd6 29. Rc2 Bb6 30. Bd4 Kf7 31. Qc3 Bxd4 32. Qxd4 Rd7 33. Rd2 Qe5 34. Qc5 h5 35. h4 Rc7 36. Qxd5+ Qxd5 37. Rxd5 Rc1+ 38. Kh2 Rc2 39. Rd7+ Kf8 40. a4 b5 41. axb5 axb5 42. Kg3 Rb2 43. Rd3 Ke7 44. e4 Ke6 45. Kf3 b4 46. Ke3 g5 47. g3 gxh4 48. gxh4 f5 49. f3 fxe4 50. fxe4 Rh2 51. Rd4 Rh3+ 52. Kf4 Rxh4+ 53. Kg3 Ke5 54. Rxb4 1/2-1/2

[Event "New York Fall GM-B"]
[Site "Long Island City"]
[Date "2022.11.11"]
[Round "4"]
[White "Mandizha, Farai"]
[Black "Jacobson, Aaron"]
[Result "1/2-1/2"]
[ECO "A85"]
[WhiteElo "2359"]
[BlackElo "2351"]
[PlyCount "93"]
[EventDate "2022.11.09"]
[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. Nc3 Nf6 4. Nf3 Ne4 5. e3 c6 6. Bd3 f5 7. Ne5 Qh4 8. g3 Qh3 9. Bf1 Qh6 10. Bg2 Nd7 11. cxd5 exd5 12. Nd3 Bd6 13. f3 Nxc3 14. bxc3 Qe6 15. 0-0 0-0 16. Nf4 Qf7 17. Qb3 Re8 18. Bd2 Nb6 19. Rae1 Re7 20. Bc1 Bd7 21. Nh3 h6 22. e4 dxe4 23. fxe4 Qxb3 24. axb3 fxe4 25. Nf2 Rf7 26. Nxe4 Rxf1+ 27. Rxf1 Be7 28. c4 Rf8 29. Bf4 g5 30. Bd6 Rxf1+ 31. Kxf1 Kf7 32. Ke2 Bf5 33. Bxe7 Bxe4 34. Bxe4 Kxe7 35. Bf5 Nd7 36. Bxd7 Kxd7 37. g4 b6 38. Kd3 a5 39. Kc3 b5 40. Kc2 Kd6 41. Kd2 Kd7 42. Kc1 Kd6 43. Kb2 Kd7 44. Kc3 Kd6 45. Kb2 Kd7 46. Ka3 Kd6 47. Kb2 1/2-1/2

[Event "New York Fall GM-B"]
[Site "Long Island City"]
[Date "2022.11.10"]
[Round "3"]
[White "Jacobson, Aaron"]
[Black "Vettese, Nicholas"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2351"]
[BlackElo "2310"]
[PlyCount "92"]
[EventDate "2022.11.09"]
[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. Nf3 d5 3. e3 Nf6 4. Nc3 c6 5. b3 Nbd7 6. Bb2 Bd6 7. Qc2 0-0 8. Rg1 e5 9. cxd5 cxd5 10. Nb5 Bb8 11. Rc1 e4 12. Nfd4 Bxh2 13. Rh1 Be5 14. f4 exf3 15. gxf3 a6 16. Nc7 Qxc7 17. Qxc7 Bxc7 18. Rxc7 Rd8 19. Nf5 Ne8 20. Nh6+ Kh8 21. Rc1 Nd6 22. Ba3 Ne5 23. f4 Nf3+ 24. Kf2 Nxd2 25. Bxd6 Ne4+ 26. Kf3 Nxd6 27. Ng4 Bf5 28. Nf2 Re8 29. Rd1 Bd7 30. Nd3 Rac8 31. Ne5 Be6 32. Bd3 g6 33. Rh2 Kg7 34. Rdh1 Rh8 35. Rd1 Rc3 36. Ke2 f6 37. Kd2 Rhc8 38. Nf3 Bg4 39. Ke2 Ne4 40. Rg1 Bxf3+ 41. Kxf3 Rxd3 42. Rgh1 h5 43. f5 Rcc3 44. Re1 Ng5+ 45. Kf4 d4 46. fxg6 Kxg6 0-1

[Event "New York Fall GM-B"]
[Site "Long Island City"]
[Date "2022.11.10"]
[Round "2"]
[White "Javakhadze, Zurab"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2481"]
[BlackElo "2351"]
[PlyCount "75"]
[EventDate "2022.11.09"]
[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. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Be2 Bd6 7. 0-0 0-0 8. b3 e5 9. dxe5 Nxe5 10. cxd5 Nxf3+ 11. Bxf3 Be5 12. Bb2 Nxd5 13. Bxd5 cxd5 14. Na4 Bxb2 15. Nxb2 Qg5 16. Qf3 Bf5 17. Qxd5 Qg6 18. Qe5 Rfe8 19. Qg3 Qf6 20. Qf3 Qg6 21. Rac1 Be4 22. Qg3 Qa6 23. Na4 Bc6 24. Rc4 Bb5 25. Rg4 g6 26. Rc1 Rad8 27. h4 Rd2 28. Rc7 Bc6 29. Qf4 Rf8 30. Nc3 Qd3 31. Qf6 Rc2 32. Rd4 Rc1+ 33. Kh2 Rh1+ 34. Kg3 Qf1 35. Nd5 Bxd5 36. Rxd5 Rg1 37. Qf3 Rh1 38. Rd8 1-0

[Event "New York Fall GM-B"]
[Site "Long Island City"]
[Date "2022.11.09"]
[Round "1"]
[White "Jacobson, Aaron"]
[Black "Stearman, Josiah P"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2351"]
[BlackElo "2377"]
[PlyCount "167"]
[EventDate "2022.11.09"]
[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 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 c6 5. Ngxe4 Nxe4 6. Nxe4 d5 7. cxd5 cxd5 8. Ng3 h5 9. e3 h4 10. Ne2 Nc6 11. d4 Qf6 12. Nc3 Qg6 13. Nxd5 Bd6 14. Nc3 Bf5 15. a3 0-0 16. f4 Rfe8 17. Kf2 Bc2 18. Qf3 Na5 19. Bb5 Rec8 20. e4 Nb3 21. Be3 Nxa1 22. f5 Qf6 23. Rxa1 Bxh2 24. Rc1 Bb3 25. e5 Qb6 26. Bd7 Rd8 27. e6 Bxe6 28. Na4 Qd6 29. fxe6 fxe6 30. Nc5 Rxd7 31. Nxd7 Qxd7 32. Qe4 Rf8+ 33. Ke1 Bg3+ 34. Kd2 e5 35. Kc2 exd4 36. Qxd4 Qc6+ 37. Kb1 Qxg2 38. Bh6 Bf2 39. Qc4+ Kh8 40. Bd2 h3 41. Bb4 Rd8 42. Be7 Qg6+ 43. Ka1 Re8 44. Rc3 Qh5 45. Qf1 Rxe7 46. Rxh3 Re1+ 47. Qxe1 Qxh3 48. Qxf2 Qh1+ 49. Ka2 Qd5+ 50. Ka1 a6 51. Qh4+ Kg8 52. Qg4 g5 53. Qe2 Kf7 54. Qh5+ Kg7 55. Qe2 Kf6 56. Qh5 Ke7 57. Qh7+ Kd6 58. Qg6+ Kc7 59. Qg7+ Kb6 60. Qf6+ Ka7 61. Qf2+ b6 62. Qf6 a5 63. Qe7+ Ka6 64. Qe2+ b5 65. a4 Kb6 66. Qe3+ Ka6 67. Qe2 Qf5 68. axb5+ Kb6 69. Qe8 Qf1+ 70. Ka2 Qc4+ 71. Ka1 Qc1+ 72. Ka2 Qc4+ 73. Ka1 Qa4+ 74. Kb1 Qd1+ 75. Ka2 Qd5+ 76. Ka1 Kc5 77. Qb8 Qd1+ 78. Ka2 Qd6 79. Qe8 Kb4 80. Qc6 Qg3 81. Ka1 Qg1+ 82. Ka2 Qc5 83. Ka1 Qg1+ 84. Ka2 1/2-1/2

[Event "Hollywood Masters op"]
[Site "Los Angeles"]
[Date "2022.10.28"]
[Round "6"]
[White "Caglar, Sila"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2268"]
[BlackElo "2351"]
[PlyCount "171"]
[EventDate "2022.10.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. dxc5 Bxc5 6. Ngf3 Nf6 7. Bc4 Qc6 8. 0-0 0-0 9. Ne5 Qc7 10. Ndf3 Nfd7 11. Nxd7 Bxd7 12. Bd3 Nc6 13. Ng5 h6 14. Ne4 Be7 15. Qh5 Qe5 16. Qf3 Nb4 17. Bf4 Qd5 18. Qg3 Nxd3 19. cxd3 Kh7 20. Nc3 Qf5 21. Rae1 Bc6 22. d4 Rfd8 23. Rd1 Rd7 24. Be3 Rad8 25. f4 Bf6 26. Qf2 a6 27. Rd2 h5 28. h3 h4 29. Kh2 g6 30. Rfd1 Kg7 31. Ne2 Be7 32. Kg1 Bd5 33. a3 Rc8 34. Nc1 Bc4 35. Nd3 Bxd3 36. Rxd3 Qd5 37. Qe2 Rdc7 38. R3d2 Bf6 39. Bf2 Rc1 40. Kh2 Rxd1 41. Qxd1 b5 42. Qg4 Rh8 43. Be3 Qe4 44. Qe2 Rd8 45. Qd3 Qxd3 46. Rxd3 Rc8 47. b3 Rc2 48. Bd2 Ra2 49. Bb4 Rb2 50. Bd6 Ra2 51. d5 exd5 52. Rxd5 Kg8 53. Bc5 Rb2 54. Rd3 Rc2 55. Bb4 g5 56. Rd6 Kg7 57. Rxa6 gxf4 58. Bf8+ Kxf8 59. Rxf6 Rc3 60. b4 Rxa3 61. Rxf4 Rb3 62. Rxh4 Kg7 63. Rf4 Kg6 64. h4 f6 65. g3 Rc3 66. Kh3 f5 67. Rd4 Rb3 68. Rd6+ Kg7 69. Rd4 Kf6 70. Rf4 Rc3 71. Kg2 Ke5 72. h5 Kf6 73. g4 Kg5 74. Rxf5+ Kxg4 75. Rxb5 Rc2+ 76. Kf1 Kf3 77. Rf5+ Kg4 78. Rc5 Rb2 79. b5 Kf3 80. Ke1 Ke3 81. Kd1 Kd4 82. Rg5 Kc4 83. Kc1 Rf2 84. b6 Rf6 85. b7 Kc3 86. Rg3+ 1-0

