[Event "Zuerich ct"] [Site "Zuerich"] [Date "1953.08.31"] [Round "2"] [White "Reshevsky, Samuel Herman"] [Black "Petrosian, Tigran V"] [Result "1/2-1/2"] [ECO "E58"] [Annotator "Pablo Alejandro Acosta"] [PlyCount "81"] [EventDate "1953.??.??"] [EventCountry "SUI"] [Source "ChessBase"] {[%evp 0,81,19,31,14,-14,3,-10,16,34,34,25,17,30,30,30,32,19,19,3,6,6,12,2,6, 11,8,-12,14,3,19,12,41,23,40,40,47,40,70,67,58,55,56,60,87,77,81,74,75,91,67, 72,150,109,109,89,68,68,53,72,68,68,85,62,53,61,62,46,72,52,54,60,67,90,68,-17, -17,-17,-10,-35,-30,-30,0,29]} {O Tigre: Tigran Petrosian} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 b6 10. cxd5 exd5 11. Bb2 (11. a4 cxd4 12. cxd4 (12. exd4 Ne4) 12... Nb4) (11. dxc5 bxc5 12. c4 Rb8 $1) 11... c4 12. Bc2 Bg4 13. Qe1 Ne4 (13... Bxf3) 14. Nd2 Nxd2 15. Qxd2 Bh5 16. f3 Bg6 17. e4 Qd7 18. Rae1 dxe4 19. fxe4 Rfe8 20. Qf4 (20. a4 Ne5 $1 21. Ba3 Nd3 22. Bxd3 cxd3 23. Qxd3 Qxa4) 20... b5 21. Bd1 Re7 22. Bg4 Qe8 23. e5 a5 24. Re3 Rd8 25. Rfe1 Re6 $3 26. a4 $32 (26. h4 {/\ h4-h5, Rg3}) ( 26. Bxe6 Qxe6 {[%csl Rb1,Rc2,Rd3,Rd5,Re4,Rf5,Rg6][%CAl Rc6e7,Re7d5] As casas brancas :)}) 26... Ne7 (26... b4 27. d5 Rxd5 28. Bxe6 fxe6 29. Qxc4) 27. Bxe6 fxe6 28. Qf1 (28. Qf2 Nd5 29. Rf3 b4) 28... Nd5 29. Rf3 Bd3 30. Rxd3 cxd3 31. Qxd3 b4 32. cxb4 (32. c4 Nb6 33. Rc1 Nxa4 34. Ba1 Qc6) (32. c4 Nb6 33. d5 exd5 34. c5 Nxa4 35. Bd4 Rc8 36. Qf3 Qe6) 32... axb4 (32... Nxb4 33. Qb3 Nd5) (32... Nxb4 33. Qb5 Qxb5 34. axb5 Nd3 35. Re2 Rb8 36. Rd2 Rxb5 37. Rxd3 Rxb2 38. d5 $10) 33. a5 Ra8 34. Ra1 Qc6 35. Bc1 Qc7 (35... Rxa5 $2 36. Rxa5 Qxc1+ 37. Qf1 Qe3+ 38. Kh1 h6 39. Ra8+ Kh7 40. Qb1+ g6 41. Ra7+ Kh8 42. h3) 36. a6 Qb6 37. Bd2 b3 38. Qc4 h6 39. h3 b2 40. Rb1 Kh8 41. Be1 {Um verdadeiro artista defensivo do xadrez!} 1/2-1/2