[Event "GotM #61"]
[Site "Varna"]
[Date "1962.??.??"]
[Round "?"]
[White "Dueckstein, Andreas"]
[Black "Petrosian, Tigran V"]
[Result "0-1"]
[ECO "B18"]
[Annotator "Connaughton, Ken"]
[PlyCount "80"]
[EventDate "1962.??.??"]
[EventCountry "BUL"]
{[%evp 0,69,18,19,68,54,68,52,50,30,59,59,39,42,36,36,36,35,44,27,39,22,24,24,
24,-29,14,-24,7,2,-5,-30,-21,-21,17,-44,8,-6,-2,21,21,33,19,19,19,16,6,-97,-13,
-50,52,21,43,-3,-9,-43,-10,-43,-10,-51,-10,-54,-8,-31,27,18,-2,-29,-34,-32,-39,
-70]} 1. e4 {King's Pawn Game} c6 {Caro-Kann Defense} 2. d4 d5 3. Nc3 (3. e5 {
Advance Variation}) (3. exd5 {Exchange Variation}) 3... dxe4 4. Nxe4 Bf5 {
Classical Variation} 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 {Wanting to exchange light
square Bishops.} e6 8. O-O Qc7 9. c4 O-O-O {[#] Opposite Sides Castling} 10.
Bxg6 {He would have preferred that the exchange to have taken place on d3 but
at last he relents opening the h-file for Black.} hxg6 11. Qa4 Kb8 12. b4 {
And so the race begins, White attacks on the Queenside, Black on the Kingside.}
Nh6 13. Qb3 Nf5 14. a4 {[%csl Ga4,Gb4,Gc4,Gd4][%CAl Rh8h2] [#] White has a
pawnstorm marching toward the Black King while Black has an open file against
the White King. Which will prove decisive?} e5 {Black puts the question to
White's majority and prepares to get his own infantry moving.} 15. dxe5 Nxe5
16. Nxe5 (16. Bf4 Nxf3+ 17. Qxf3 Bd6 18. Bxd6 Rxd6 $11) 16... Qxe5 17. Bb2 Qc7
{White has his pieces in the game and his pawns are more advanced.} 18. c5 a5
19. Rad1 Rxd1 20. Rxd1 Rh4 {[#] What a Rook Lift!} 21. bxa5 {[%CAl Rb3b7]
Opens a road to the King.} Bxc5 {Suddenly Black's pieces have sprung to life
and his attack is starting to look menacing.} 22. a6 {Who has the edge?} b6 23.
Re1 Ka7 24. Be5 Qd7 25. Ne4 Bd4 26. g3 {White wants to get the Black Rook off
the 4th rank.} Bxe5 $1 {[#] The Exchange Sacrifice that Petrosian is famous
for. The defensive shell around the White King is greatly weakened.} 27. gxh4
Nd4 {[%CAl Rd4b3,Rd4f3]} 28. Qd1 Qd5 {Securing the Queen on a defended square
and also establishing control of the long diagonal.} 29. Re3 Nf5 {More clever
tricks from Black} 30. Re1 Nd4 31. Qd3 f5 {Now the pawns start driving back
the White pieces.} 32. Ng5 c5 {[#] White's only real assets now are the
exchange sacrifice and a well blockaded passed a-pawn, Black has spatial
superiority, good control of the center and control of the long diagonal. How
will this struggle end?} 33. Re3 c4 $5 {Contrary to what you might expect
Black begins to push his Queenside.} 34. Qd1 Kxa6 35. Ra3 Bf6 36. h3 f4 {
Black continues to restrict space to his opponent.} 37. Qg4 Ka5 {Not allowing
the White Queen to enter with tempo.} 38. Nf3 Kb4 39. Nxd4 $1 {[#] Returning
the exchange with the idea of relieving the pressure.} Kxa3 40. Nc2+ Kxa4 {
[%csl Gb6,Gc4] [#] Black has too much in this position and White resigns.} 0-1
