Petrosian vs Botvinnik
468
[Event "World Championship"]
[Site "?"]
[Round "0"]
[White "Petrosian"]
[Black "Botvinnik"]
[Result "1-0"]
[ECO "D81"]
[Opening "Gruenfeld: Early Russian Variation"]
1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 O-O 7. Be2 Nc6 8.
Nf3 Nd7 9. Be3 Nb6 10. Qc5 {10.Qd3 f5 With chances for both sides.} 10... Bg4
11. d5 Nd7 12. Qa3 Bxf3 13. Bxf3 Nd4 14. O-O-O Nxf3 15. gxf3 Nb6 { 15...c6
Trying to open up lines to the White king is also possible.} 16. Qb3 Qd7 17.
h4 {White starts his kingside attack.} 17... h5 18. f4 e6 19. dxe6 Qxe6 20.
Qxe6 fxe6 21. Rhg1 Kh7 22. Nb5 { White stands better in the endgame because of
his more active pieces.} 22... Rf7 23. Nd4 Re8 {23...Bxd4 24.Rxd4 Re8} 24. Nf3
Bh6 25. Ng5+ Bxg5 26. Rxg5 Nc4 {26...Nc8 would be more defensive.} 27. Rdg1
{27.f5 would unleash the energy out of the White pieces after exf5 28.exf5
Rxf5 29.Rd7+ Kh8 30.Bd4+ Ne5 31.f4 winning the knight.} 27... Rg8 28. Kc2 {
With no danger of being mated the White king moves to a more active position.}
28... b6 {Black is wrong to place his queenside pawns on Black squares which
the enemy bishop can attack. 28...Nd6 Bringing the knight back to defend the
kingside.} 29. f3 a6 {With the idea of playing Rd7, Nf7 defending the
kingside. While the queenside pawns would be safer on the light squares.} 30.
b3 Nd6 { f3 Rd7} 31. R5g2 {Rdd8 a4 Nf7 Bc1} 31... e5 {Be3 exf4 Bxf4 Rd7} 32.
Rd2 { Rxd2+ Kxd2} 32... Rd8 {Ke2 c5 a5 White has a big advantage due to his
queenside initiative and passed e-pawn. Rd7 39... bxa5 40.Ra1 Rd7 41.Rxa5 Rb7
42.Rxc5 Rxb3 43.Rc7 winning material on the seventh rank . axb6 axb6} 33. Ra1
Kg7 {Ra6 Rb7 Ra8 Kf6 43...b5 44. Rc8 c4 45.b4 would leave Black helpless. Rc8
Ne5 Ke3 Nd7 Rc6+ Kf7} 34. fxe5 {White's passed pawn marches ahead. Nf8} 34...
Rf6 {Kg7 Ke4 b5 Rc6 Kf7 Rxc5 With the winning of this pawn the rest is a
matter of technique. Ne6} 35. Rd5 {Ke7 Be3} 35... Rb8 36. Rxd6 { b4 Ra6 Rb5
Ra7+ Ke8 f4} 36... Kf8 { f5 Black resigned because he is a pawn down with more
losses on the way.} 1-0
1-0
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