[Event "Petrosian - Spassky World Championship Match"] [Site "Moscow URS"] [Date "1966.05.02"] [Round "10"] [White "Tigran Vartanovich Petrosian (?)"] [Black "Boris Spassky (?)"] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "E63"] [Opening "King's Indian Defense: Fianchetto Variation, Panno Variation, Blockade Line"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. g3 g6 3. c4 Bg7 4. Bg2 O-O 5. O-O Nc6 6. Nc3 d6 7. d4 a6 8. d5 Na5 9. Nd2 c5 10. Qc2 e5 { E63 King's Indian Defense: Fianchetto Variation, Panno Variation, Blockade Line } 11. b3 Ng4 12. e4 f5 13. exf5 gxf5 14. Nd1 b5 15. f3 e4 16. Bb2 exf3 17. Bxf3 Bxb2 18. Qxb2 Ne5 19. Be2 f4?! { (0.28 → 1.23) Inaccuracy. Qf6 was best. } (19... Qf6 20. Kh1 Bd7 21. Ne3 Rae8 22. Rae1 bxc4 23. Bxc4 Naxc4 24. Ndxc4 Qh6 25. Nxe5 Rxe5 26. Nc4) 20. gxf4?! { (1.23 → 0.20) Inaccuracy. Rxf4 was best. } (20. Rxf4 Rxf4 21. gxf4 Ng6 22. Nf2 Nxf4 23. Nde4 Nxe2+ 24. Qxe2 Ra7 25. Kh1 Rg7 26. Rg1 Rxg1+) 20... Bh3?! { (0.20 → 0.82) Inaccuracy. Rxf4 was best. } (20... Rxf4 21. Rxf4 Qg5+ 22. Kh1 Qxf4 23. Nc3 Qd4 24. Rf1 b4 25. Na4 Nb7 26. Qxd4 cxd4 27. Nb6) 21. Ne3 Bxf1 22. Rxf1 Ng6 23. Bg4 Nxf4?? { (0.80 → 4.41) Blunder. Qf6 was best. } (23... Qf6 24. Be6+ Kh8 25. Qxf6+ Rxf6 26. f5 Ne5 27. Ne4 Rff8 28. Nxd6 bxc4 29. Nexc4 Naxc4 30. bxc4) 24. Rxf4? { (4.41 → 2.77) Mistake. Ne4 was best. } (24. Ne4 Qe7 25. Rxf4 Qg7 26. Qxg7+ Kxg7 27. Nf5+ Kh8 28. Nexd6 Rad8 29. Re4 bxc4 30. bxc4 Rf6) 24... Rxf4?? { (2.77 → 6.00) Blunder. Qg5 was best. } (24... Qg5 25. Re4 bxc4 26. h4 Qf6 27. Qxf6 Rxf6 28. bxc4 Raf8 29. Re6 Rg6 30. Ne4 Rf4 31. Rxg6+) 25. Be6+ Rf7 26. Ne4 Qh4 27. Nxd6 Qg5+?! { (4.78 → 6.72) Inaccuracy. Ra7 was best. } (27... Ra7 28. Nef5) 28. Kh1 Ra7 29. Bxf7+ Rxf7 30. Qh8+ { Black resigns. } 1-0