[Event "San Antonio"]
[Site "San Antonio"]
[Date "1972.11.26"]
[Round "6"]
[White "Karpov, Anatoly"]
[Black "Byrne, Donald"]
[Result "1-0"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4
a5 10. a4 Nxd4 11. Bxd4 Be6 12. Bb5 Rc8 13. O-O-O Nd7 14. Bxg7 Kxg7 15. f4 Nf6 16. Rhe1
Qc7 17. Qd4 Rfd8 18. Rd2 d5 19. exd5 Bxd5 20. Qe5 e6 21. Red1 b6 22. Ba6 h5 23. Bxc8 Rxc8
24. h3 Qxe5 25. fxe5 Ne4 26. Nxe4 Bxe4 27. Re2 Bd5 28. Rd4 Rc5 29. h4 f5 30. exf6+ Kxf6
31. Rf4+ Kg7 32. Re5 Rc7 33. g3 Rc6 34. Kd2 Rc7 35. b3 Rd7 36. Ke3 Re7 37. g4 hxg4 38.
Rxg4 Kf6 39. Reg5 Rh7 40. Rxg6+ Ke5 41. R6g5+ 1-0