Petrosian, Tigran V VS Sotshagin, A 1972.??.??

[Event "Moscow GM-Young M"]
[Site "Moscow"]
[Date "1972.??.??"]
[Round "?"]
[White "Petrosian, Tigran V"]
[Black "Sotshagin, A"]
[Result "1-0"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. Rc1 O-O 6. e3 c5 7. dxc5 Be6 8. Nf3 Nc6 9. Be2
Qa5 10. O-O dxc4 11. Ng5 Rad8 12. Qa4 Nd5 13. Qxa5 Nxa5 14. Nxd5 Rxd5 15. Nxe6 fxe6 16.
Bc7 Rxc5 17. Bxa5 Rxa5 18. Bxc4 Kf7 19. Rfd1 b5 20. b4 Ra4 21. Bb3 Rxb4 22. Rc6 Bf6 23.
Ra6 Kg7 24. Rxa7 Rb8 25. Ra6 e5 26. g3 Rc8 27. Rd5 Rb8 28. Kf1 h5 29. h3 Kh6 30. Ke2 Kg7
31. Kd2 e4 32. Rc5 Rf8 33. Rb6 h4 34. g4 Ba1 35. Ke2 Rf3 36. Rcc6 Rf6 37. g5 1-0