[Event "US op 123nd"]
[Site "Grand Rapids"]
[Date "2023.07.29"]
[Round "1"]
[White "Karthi, Jashith"]
[Black "Leighton, Johnny"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2095"]
[BlackElo "1973"]
[PlyCount "115"]
[EventDate "2023.07.29"]
[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 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 0-0 8. 0-0 d5 9. Ne5 Bb7 10. Nc3 Nbd7 11. Bf4 Ne4 12. Qc2 Nxc3 13. Qxc3 Nxe5 14. Bxe5 f6 15. Bf4 Bd6 16. Bxd6 Qxd6 17. Rfd1 Rac8 18. Rac1 Rfd8 19. Qb2 Qe7 20. e3 c6 21. Qe2 c5 22. dxc5 Rxc5 23. Qb2 Rc7 24. cxd5 Rcd7 25. Qc2 Bxd5 26. Bxd5 Rxd5 27. Rxd5 exd5 28. Qc7 Kf7 29. Qf4 Rd7 30. Qg4 g6 31. Qh4 Kg7 32. Qd4 Qe5 33. Qa4 Rc7 34. Rxc7+ Qxc7 35. Qe8 a5 36. Qe6 Qc5 37. Qd7+ Kg8 38. Kg2 b5 39. Qd8+ Kg7 40. Qxa5 Qc6 41. Qa7+ Kf8 42. Qd4 Kg7 43. Qa7+ Kh6 44. Qd4 Kg7 45. h4 h5 46. a4 bxa4 47. bxa4 Qa8 48. Kg1 Qa5 49. Qd1 Qb4 50. Qa1 Qa5 51. Qa3 g5 52. hxg5 fxg5 53. Qe7+ Kg6 54. Qe8+ Kh6 55. Qb5 Qe1+ 56. Kg2 Qd1 57. Qb6+ Kg7 58. Qd4+ 1-0

[Event "US op 122nd"]
[Site "Rancho Mirage"]
[Date "2022.08.07"]
[Round "9"]
[White "Leighton, Johnny"]
[Black "Melikyan, Gnel"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "1973"]
[BlackElo "2140"]
[PlyCount "78"]
[EventDate "2022.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. d5 e6 8. Qd2 exd5 9. cxd5 Re8 10. Nge2 Nbd7 11. Nc1 a6 12. a4 Ne5 13. Be2 Bd7 14. 0-0 b5 15. Bh6 Bh8 16. Nd3 Nc4 17. Qc1 Nh5 18. g4 Bd4+ 19. Nf2 Ng7 20. Bxc4 bxc4 21. Ne2 Bf6 22. g5 Be7 23. Ng3 Qa5 24. Qxc4 Reb8 25. b3 Qb4 26. Nd3 Qxb3 27. Rfc1 Qxc4 28. Rxc4 Rb3 29. Rd1 Ra3 30. e5 Bxa4 31. Rxa4 Rxa4 32. exd6 Bxd6 33. Ne4 Nf5 34. Ndxc5 Bxc5+ 35. Nxc5 Rd4 36. Re1 Rxd5 37. Ne4 Rdd8 38. Rc1 Ra7 39. Nc5 Rd5 0-1

[Event "US op 122nd"]
[Site "Rancho Mirage"]
[Date "2022.07.31"]
[Round "2"]
[White "Mei, Austin"]
[Black "Leighton, Johnny"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2249"]
[BlackElo "1973"]
[PlyCount "106"]
[EventDate "2022.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qd3 e6 7. Be2 Nbd7 8. 0-0 b5 9. f3 Bb7 10. Be3 Be7 11. Qd2 0-0 12. a4 b4 13. Na2 a5 14. c3 bxc3 15. Nxc3 d5 16. exd5 Nxd5 17. Nxd5 Bxd5 18. Bb5 Bb4 19. Qe2 Rc8 20. Rac1 Nf6 21. Rxc8 Qxc8 22. Rc1 Qb8 23. Nc6 Bxc6 24. Rxc6 Qe5 25. Bf2 Qxe2 26. Bxe2 Nd5 27. g3 Rd8 28. f4 g6 29. Bf3 Kf8 30. Bc5+ Ke8 31. Bxb4 axb4 32. Rc4 b3 33. Kf2 Ke7 34. Rd4 Kd6 35. Bxd5 exd5 36. Rb4 Ra8 37. Ke3 Kc5 38. Rxb3 Rxa4 39. Rb7 Ra2 40. Rc7+ Kd6 41. Rxf7 Rxb2 42. Rxh7 Ke6 43. Rh8 Kf5 44. Rf8+ Ke6 45. h4 Rb3+ 46. Kf2 Ra3 47. Re8+ Kf6 48. Re5 Ra5 49. Rg5 Rb5 50. Ke3 Ra5 51. Kd4 Rb5 52. Rxd5 Rxd5+ 53. Kxd5 Kf5 1-0

