[Event "St Petersburg International Preliminary"] [Site "St Petersburg"] [Date "1914.04.21"] [Round "1"] [White "Blackburne, Joseph Henry"] [Black "Lasker, Emanuel"] [Result "0-1"] [ECO "C45"] [Annotator "Tactical Analysis 4.1 (180s)"] [PlyCount "134"] [EventDate "1914.04.21"] [EventType "tourn"] [EventRounds "11"] [EventCountry "RUS"] [SourceTitle "Lasker"] [Source "ChessBase"] [SourceDate "2002.01.23"] [SourceVersion "1"] [SourceVersionDate "2002.01.23"] [SourceQuality "1"] {[%evp 12,134,22,0,0,-20,24,25,32,37,53,34,41,0,41,-23,-31,-48,-51,-115,-98, -129,-44,-67,-54,-65,-69,-72,-63,-237,-246,-225,-233,-239,-245,-207,-220,-221, -189,-252,-241,-394,-322,-445,-440,-425,-346,-325,-329,-331,-300,-285,-272, -276,-250,-298,-283,-349,-352,-336,-335,-356,-351,-692,-659,-725,-700,-763, -753,-759,-676,-949,-487,-1048,-1039,-994,-951,-1621,-1550,-29953,-29955, -29959,-29961,-29961,-29963,-29962,-29964,-29966,-29965,-29963,-29966,-29965, -29966,-29967,-29968,-29968,-29969,-29969,-29970,-29975,-29972,-29972,-29973, -29976,-29974,-29974,-29975,-29975,-29976,-29984,-29985,-29985,-29986,-29987, -29987,-29988,-29989,-29992,-29991,-29991,-29990,-29991,-29992,-29992,-29991]} {Analiza Fat Fritz 2.0.} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Nc2 b6 $146 {C45: Scotch Game.} (7... d6 {feels hotter.} 8. Bxc5 dxc5 9. Nd2 Be6 10. Qf3 Qg6) ({Predecessor:} 7... Bb6 8. Nba3 Bxe3 9. Nxe3 a6 10. Bd3 d6 11. O-O O-O 12. f4 Qh6 13. Nac2 Kh8 14. Nd5 Nxd5 15. exd5 Ne7 16. Qf3 {0-1 (36) Lebedev,S-Nenarokov,V Moscow 1902}) 8. Nd2 (8. Bxc5 {keeps more tension.} bxc5 9. Ne3 Rb8 10. Qc2 Qh6 11. Bc4) 8... Qg6 (8... Bxe3 {deserves consideration.} 9. Nxe3 Bb7) 9. Bxc5 $11 bxc5 {White has an edge.} 10. Ne3 Rb8 11. b3 O-O 12. Bc4 (12. Be2 $14) 12... d6 (12... Ne5 $11) 13. f4 (13. O-O $14) 13... Qf6 14. O-O $1 Qxc3 15. Rf3 (15. Qe1 $15) 15... Qd4 $17 {Threatens to win with ...Bg4.} 16. Kh1 Be6 ({Black should play} 16... Kh8 $1 $17 17. Nc2 Qf6 ) 17. Rc1 $1 $15 Bxc4 18. Rxc4 Qb2 $36 {[%mdl 2048] Black has some pressure.} 19. Rc2 Qf6 {...Nd4 is the strong threat.} 20. Ng4 $2 {[#] This costs White the game.} (20. Rc1 $15) 20... Qg6 $1 $19 {[%CAl Rg6g4]} 21. Rg3 {[#] Black must now prevent f5.} f5 $1 {[%CAl Rf5g4]} 22. Ne5 Qe6 23. Nxc6 Nxc6 24. e5 Nb4 25. Rc4 (25. Rc1 $142) 25... dxe5 26. Qa1 $2 (26. fxe5 {was necessary.} Rbd8 27. Re3) 26... Qd7 27. Nf3 exf4 28. Ne5 Qe7 29. Rxf4 Rbe8 30. Nc4 Qe1+ 31. Rf1 {[%csl Gg3][%CAl Ra1g7]} Qxa1 32. Rxa1 Nxa2 33. h3 {[#]} f4 $1 34. Rd3 (34. Rf3 Re2) 34... Nb4 35. Rd7 f3 36. gxf3 Rxf3 37. Rxa7 $2 (37. Rxc7 a6 38. Nd6) 37... Nd3 38. Ra1 {If White can now play Kg2 this consolidates a bit.} Ne1 {( -> ... Rf1+)} 39. Nd2 Rxh3+ 40. Kg1 Rg3+ 41. Kh2 Rd3 42. Rxe1 {[#]} (42. Rxd3 $142 Nxd3 43. Kh3) 42... Rxd2+ $1 {[%mdl 512]} 43. Rxd2 Rxe1 {[%mdl 4096] Endgame KR-KR} 44. Rd7 Re3 45. Rxc7 Rxb3 {Black mates.} 46. Rxc5 h6 47. Rc6 Kh7 48. Kg2 h5 49. Ra6 g6 50. Ra4 Kh6 ({Stronger than} 50... g5 51. Ra7+ Kh6 52. Ra6+ Kh7 53. Ra7+ Kg8 54. Ra5 $11) 51. Rc4 Rb5 52. Kg3 Kg5 53. Rc3 h4+ 54. Kh3 Kh5 55. Rc4 Rb3+ 56. Kh2 g5 57. Ra4 Rb2+ 58. Kh1 h3 59. Rc4 g4 60. Kg1 g3 61. Rc5+ Kg6 62. Rc1 Kf5 63. Ra1 Rd2 64. Re1 Kf4 65. Ra1 Ke3 66. Ra3+ Rd3 67. Ra1 Ke2 { Weighted Error Value: White=0.80/Black=0.18} 0-1