World Championship 1957: Smyslov – BotvinnikROUND 15
[Event "World-ch20 Smyslov-Botvinnik +6-3=13"]
[Site "Moscow"]
[Date "1957.04.09"]
[Round "15"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily V"]
[Result "1/2-1/2"]
1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 b6 5. Ne2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. b3 O-O 9. Be2 dxc4 10. bxc4 Nc6 11. a4 Qd7 12. Nb5 Rfd8 13. Bb2 Na5 14. Qc2 c6 15. Na3 Qe7 16. O-O c5 17. Nb5 Bb7 18. Ba3 Nc6 19. Rfd1 a6 20. Nc3 Nb4 21. Qb3 a5 22. Nb5 h6 23. Bb2 Rac8 24. f3 cxd4 25. exd4 Nh5 26. Bf1 Qg5 27. Ba3 Nf4 28. Kh1 h5 29. Bxb4 axb4 30. Qxb4 h4 31. Ra3 Rc5 32. Re1 Rf5 33. Nd6 Nxg2 34. Bxg2 h3 35. Bxh3 Bxf3+ 36. Rxf3 Rxf3 37. Nxf7 Rxf7 38. Bxe6 Rxd4 39. Qxb6 Rf4 40. Bxf7+ Rxf7 41. Qe6 Qf4 42. Qc6 Rf5 43. Qa8+ Kh7 44. Qe4 Qxe4+ 45. Rxe4 Ra5 46. Kg2 Kg6 47. Kf3 Kf5 48. Rf4+ Ke5 49. Re4+ Kf5 50. Rf4+ Ke5 51. Kg4 Rxa4 52. Kg5 Ra6 53. h4 Rc6 54. h5 Ke6 55. Kg6 Ke5+ 56. Kg5 Ke6 1/2-1/2