1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8. Qd2 d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Bd4 Bxd4 12. Qxd4 e5 13. Qc5 Rb8 14. h4 Rxb2 15. O-O-O Qb6

Better 15... Rb6! (Kanyamarala).

16. Qxb6 Rxb6 17. Nxd5 cxd5 18. Rxd5 Bf5 19. Rhd1 Rc6 20. Bd3 e4 21. Bb5 Rc7 22. Bd7 Bxd7 23. Rxd7 Rfc8 24. R1d2 Kg7 25. Rxc7 Rxc7 26. Rd4 f5 27. c4 Kh6 28. f3 exf3 29. gxf3 g5 30. Kd2 gxh4 31. Rxh4+ Kg5 32. Rd4 h5 33. Ke3 h4 34. Kf2 Rc6 35. Kg2 Ra6 36. Rd2 Kf4 37. Rd4+ Kg5 38. Rd2 Kf4 39. Rd4+ Ke3 40. Rxh4 f4 41. Rh7?

41. Rh1!= (Kanyamarala): 41... Rxa2+ 42. Kh3 Kxf3 43. c5! (or 43. Rf1+=) is drawn with best play according to the Syzygy tablebase.

41... Rxa2+ 42. Kh3 Kxf3 43. c5 Ra6 44. Kh4 Kg2 45. Rg7+ Kf2 46. Rb7 f3 47. c6 Rxc6 48. Rxa7 Kg2 49. Rg7+ Kh2 50. Rf7 Rc4+ 51. Kh5 Kg2 52. Rg7+ Kf1 53. Rf7 f2 54. Re7 Kg2

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Annotator(s): Tarun Kanyamarala, Alex Baburin's Endgame Play at Irish Championship 2023, ICTL (Irish Chess Technology Limited) web site, August 18, 2023 (excerpted here).

Source(s): Lichess (https://lichess.org/study/s8x00hGI/ay3HLKpn).

Event information: Tournament report.

Download pgn.