[Event "October Revolution 60"]
[Round "1"]
[Site "Leningrad"]
[Date "1977.06.25"]
[White "Mariotti, Sergio"]
[WhiteElo "2490"]
[Black "Smyslov, Vassily"]
[BlackElo "2595"]
[Result "0-1"]
[ECO "C50"]
[Opening "King's Pawn Game (includes Blackburne Shilling Gambit, Hungarian Defence, Italian Gambit, Legal Trap, Rousseau Gambit and Giuoco Pianissimo)"]
 1. e4   e5
 2. Nf3  Nc6
 3. Bc4  Bc5
 4. d3   Nf6
 5. Be3  Bb6
 6. Nc3  d6
 7. h3   Be6
 8. Bb3  O-O
 9. O-O  Nd7
10. Nd5  Ne7
11. Bg5  Bxd5
12. Bxd5 c6
13. Bc4  h6
14. Bh4  Qe8
15. d4   exd4
16. Bg3  Nc8
17. Nh4  Ne5
18. Bxe5 Qxe5
19. Ng6  Qxe4
20. Bd3  Qe8
21. Re1  Qd8
22. Nxf8 Kxf8
23. Qh5  Ne7
24. Re2  Ng8
25. a3   g6
26. Qg4  h5
27. Qg3  Qf6
28. Rae1 d5
29. h4   Rd8
30. b4   a6
31. Qg5  Bc7
32. g3   Qxg5
33. hxg5 Bd6
34. Kg2  Ne7
35. Kf3  b5
36. g4   hxg4+
37. Kxg4 a5
38. bxa5 Ra8
39. f4   Rxa5
40. Rh1  Rxa3
41. Rh8+ Ng8
42. f5   gxf5+
43. Bxf5 Rg3+
44. Kh4  Re3
45. Rxe3 dxe3
46. Bd3  c5
47. Kg4  c4
48. Be2  Kg7
49. Rh1  Ne7
50. Rb1  b4
51. Rd1  Bc5
52. Bf3  d4
53. Be2  Nc6
54. Kf4  d3
55. cxd3 c3
56. d4   Nxd4
0-1