A Petrosian vs V Tseshkovsky: Minsk 1976

[Event "URS-ch FL44"][Site "Minsk"][Date "1976.10.??"][Round "?"][White "Arshak B Petrosian"][Black "Vitaly Tseshkovsky"][Result "1/2-1/2"][ECO "A04"][PlyCount "113"][EventDate "1976.??.??"]   1. Nf3 g6 2. c4 Bg7 3. e4 d6 4. d4 Nd7 5. Nc3 e5 6. g3 c6 7. Bg2 exd4 8. Nxd4  Ne5 9. Qe2 Qb6 10. Nc2 Bg4 11. f3 Be6 12. Ne3 Nf6 13. f4 Neg4 14. f5 Nxe3 15.  Bxe3 Bxc4 16. Bxb6 Bxe2 17. Bc7 Ba6 18. Bxd6 Ng4 19. Bf1 Bxf1 20. Kxf1 O-O-O  21. Bf4 Rhe8 22. fxg6 hxg6 23. Kg2 Ne5 24. Rhf1 Nd3 25. Bg5 Rd7 26. Rad1 Bxc3  27. bxc3 Rxe4 28. Rd2 Re5 29. Bf6 Ne1+ 30. Kh1 Rxd2 31. Bxe5 Nd3 32. Bd4 c5 33.  Be3 Re2 34. Bg5 f5 35. h4 Nf2+ 36. Kg2 Ne4+ 37. Kf3 Rxa2 38. Kf4 Rc2 39. g4  Nxg5 40. Kxg5 Rg2 41. Kxg6 Rxg4+ 42. Kh5 Rc4 43. Rxf5 Kd7 44. Rf3 a5 45. Kg5 a4  46. h5 a3 47. h6 a2 48. Rf1 Rxc3 49. Ra1 Rh3 50. Rxa2 c4 51. Ra7 Kc6 52. Kg6 c3  53. h7 Rxh7 54. Kxh7 b5 55. Ra8 b4 56. Kg6 Kd5 57. Kf5 1/2-1/2