A05 Réti Opening: 1.Nf3 Nf6 (1.b3 e5 2.e3 Nf6 3.Nf3 d6 4.Bb2)

[Event ""] [Site "?"] [Date "2012.04.13"] [White "Kojjootti"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A05"] [WhiteElo "1740"] [BlackElo "1771"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "131"] 1. b3 e5 {A01 Nimzo-Larsen Attack: Modern Variation} 2. e3 Nf6 3. Nf3 d6 4. Bb2 {A05 Réti Opening: 1.Nf3 Nf6} Bg4 5. Be2 Nc6 {1.14/22} (5... Be7 $11 {0.00/25} ) (5... Nbd7 6. d4 e4 7. Nfd2 Bxe2 8. Qxe2 d5 9. c4 c6 10. Nc3 a6 11. O-O Bd6 12. f3 Qe7 13. fxe4 dxe4 14. Rf5 O-O 15. c5 Bc7 16. Nc4 Qe6 17. Rff1 Nd5 18. Nxd5 cxd5 19. Nd2 f5 20. Ba3 {Doucet,A (1901)-Peyre,T (2072) Avoine 2012 0-1 (54)}) 6. d4 {0.23/27} (6. O-O $16 {1.14/22}) 6... e4 $146 {0.93/23} (6... exd4 $11 {0.23/27} 7. Nxd4 Bxe2 8. Qxe2 Nxd4 9. Bxd4 c6 (9... a6 10. O-O Be7 11. Qf3 Qd7 12. c4 O-O 13. Nc3 c6 14. h3 b5 15. Rac1 bxc4 16. Na4 Qe6 17. Rxc4 d5 18. Rc2 Ne4 19. Rfc1 Bh4 20. Rxc6 Rac8 21. Qg4 Qxg4 22. hxg4 Rxc6 23. Rxc6 Nxf2 24. Nc3 {Gundersen,H (2226)-Villing,D (2174) Dresden 2007 1-0 (39)})) 7. Nfd2 Bxe2 {1.19/25} (7... Bf5 $14 {0.65/28}) 8. Qxe2 $16 {White is better.} d5 9. c4 { -0.32/28} (9. O-O $16 {0.98/23}) 9... Nb4 $15 10. O-O Nc2 11. cxd5 {-0.79/28} ( 11. Nxe4 $1 $14 {0.36/27 keeps the upper hand.} Nxa1 12. Nxf6+ Qxf6 13. Bxa1) 11... Qxd5 $2 {1.80/24} (11... Nxa1 $17 {-0.79/28 keeps the pressure on.} 12. Qb5+ Qd7 13. Qxb7 Qxd5 14. Qxc7 Nxb3 $1 15. axb3 Bd6) 12. Nc3 $36 {Black is under strong pressure.} Qd7 {2.96/25} (12... Qh5 $142 {1.68/30}) 13. Rac1 ({ Stronger than} 13. Ncxe4 Nxe4 14. Nxe4 Nxa1 $15) ({Weaker is} 13. Ndxe4 Nxa1 14. Nxf6+ (14. Bxa1 Nxe4 15. Nxe4 O-O-O $15) 14... gxf6 $11) 13... Nb4 14. Ndxe4 Nxe4 15. Nxe4 Nxa2 16. Ra1 Nb4 17. Nc5 {0.80/27} (17. Rfd1 $18 {1.94/23 and White stays clearly on top.}) 17... Bxc5 $16 18. dxc5 O-O 19. Rfd1 {0.30/31 } (19. Qc4 $16 {0.80/26} Nc6 20. Rfd1) 19... Qf5 {1.04/26} (19... Qe6 $11 { 0.30/31}) 20. Qc4 Nc6 21. Rd5 {0.44/26} (21. e4 $16 {0.85/31} Qe6 22. Qxe6 fxe6 23. Rd7) 21... Qg6 {1.15/25} (21... Qe6 $14 {0.44/26}) 22. h4 {0.47/30} ({ White should play} 22. h3 $16 {1.15/25}) 22... h6 $1 $14 23. h5 Qe6 $1 24. Qc3 {0.10/28} (24. Bc3 $16 {0.79/27}) 24... f6 $11 25. Rad1 Rad8 26. Rxd8 Rxd8 27. Rxd8+ Nxd8 28. b4 Qg4 29. Qd2 Nc6 30. b5 Ne5 {White must now prevent ...Nf3+.} 31. Bxe5 fxe5 {Endgame KQ-KQ} 32. Qd5+ Kh7 33. Qxe5 c6 34. bxc6 bxc6 35. f3 Qa4 $1 36. Qf5+ Kg8 37. e4 a5 {1.49/29} (37... Qd4+ $11 {0.00/33 keeps the balance. } 38. Kf1 Qd1+ 39. Kf2 Qd2+ 40. Kg3 a5 41. Qe6+ Kh7) 38. e5 {0.00/33} (38. Qe6+ $16 {1.49/29} Kf8 39. Qd6+ Ke8 40. Qb8+ Kf7 41. Qb7+ Kf8 42. Qc8+ Kf7 43. Qd7+ Kg8 44. Kh2) 38... Qd4+ 39. Kh2 Qxc5 40. Qc8+ Kf7 41. e6+ Kf6 42. Qe8 $1 Qe5+ 43. Kg1 {Qf7+ is the strong threat.} Qxe6 44. Qg6+ Ke5 45. Qxg7+ Kd6 {aiming for ...Qe1+.} 46. Qd4+ Qd5 $1 47. Qf4+ Qe5 48. Qxh6+ Kd5 {1.35/28} (48... Ke7 $11 {0.00/30}) 49. Qd2+ {0.00/28} (49. Kf1 $1 $16 {1.35/28}) 49... Ke6 50. h6 { And now h7 would win.} Qc5+ $2 {8.42/28} (50... Kf6 $11 {0.00/35}) 51. Kh2 $2 { 2.54/32} (51. Kf1 {8.42/28 Threatens to win with h7.} Qc4+ 52. Kf2 Qh4+ 53. Ke2 Qc4+ 54. Kd1 Qa4+ 55. Qc2 Qa1+ 56. Kd2) 51... Qh5+ {3.95/30} (51... Qe5+ $142 { 2.54/32} 52. f4 Qf5) 52. Kg3 $18 Qe5+ 53. Kh4 Qf6+ 54. Kh3 Qf5+ {2.20/26 [#]} ( 54... c5 $16 {1.55/32} 55. Qe2+ Kf7) 55. Kh2 {0.80/28} (55. Kh4 $1 $18 { 2.20/26 is more deadly.} Qf6+ 56. Kg3) 55... Qh5+ $2 {3.68/26} (55... Kf7 $16 { 0.80/28 is a better defense.}) 56. Kg1 Qc5+ $2 {8.52/29 [#]} (56... Qe5 { 3.68/29} 57. h7 Qa1+ 58. Kf2 Kf7 59. Qd7+ Kg6) 57. Kf1 $1 {Hoping for h7.} Kf6 58. Qb2+ Kf5 59. g4+ Kf4 60. Kg2 Qd5 61. Qf6+ Ke3 62. Qe7+ Kd2 63. h7 Qd4 64. Qg5+ {32.37/31} (64. Qe8 $142 {#11/39} Kc2 65. h8=Q Qc3 66. Qxc3+ Kxc3 67. Qxc6+ Kd3 68. Kf2 Kd4 69. g5) 64... Ke2 65. Qe7+ Kd2 66. Qe8 {Accuracy: White = 39%, Black = 36%.} 1-0

A05 Réti Opening: 1.Nf3 Nf6 (1.Nf3 c5 2.b3 g6 3.Bb2 Nf6)

[Event "ICC 5 0"] [Site "Internet Chess Club"] [Date "2011.08.21"] [Round "?"] [White "Vierjoki, Timo"] [Black "pkktet"] [Result "1-0"] [ECO "A05"] [WhiteElo "1468"] [BlackElo "1369"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "79"] [EventDate "2011.??.??"] {[%evp 9,79,4,-5,5,-6,-18,-5,-60,-51,-40,-44,-98,-45,-36,50,16,27,-125,-132, -121,-118,-136,-63,-84,-98,-102,-95,-85,-84,-84,-56,-86,-52,-118,-25,-90,-64, -71,-62,-81,-70,-85,-35,-1168,-46,-29,13,10,200,-102,129,125,172,175,160,164, 427,433,485,485,579,579,740,725,999,983,29973,29974,29968,29969,29996,29997]} 1. Nf3 c5 {A04 Zukertort Opening: Sicilian Invitation} 2. b3 g6 3. Bb2 Nf6 { A05 Réti Opening: 1.Nf3 Nf6} 4. g4 Bg7 5. g5 (5. h4 Rg8 6. g5 Nh5 7. Qc1 Nc6 8. Bxg7 Nxg7 9. Qb2 d6 10. d3 Bg4 11. Nbd2 Ne6 12. e3 Nc7 13. Be2 Nd5 14. c4 Nb6 15. d4 Nd7 16. d5 Nce5 17. Nh2 Bxe2 18. Kxe2 f5 19. f4 Nf7 {Van Ackeren,F (1991)-Noering,A (1851) Germany 2015 1-0}) 5... Nh5 6. Bxg7 Nxg7 7. Nc3 $146 ( 7. d4 d5 8. Qd2 Qd6 9. Nc3 e6 10. e4 O-O 11. O-O-O cxd4 12. Nxd4 dxe4 13. Nxe4 Qe7 14. Nf6+ Kh8 15. h4 Nd7 16. Nxd7 Bxd7 17. h5 Nxh5 18. Be2 e5 19. Bxh5 gxh5 20. f3 Kg8 21. Rxh5 exd4 {Becker,T-Reth,I Porz 1989 1/2-1/2}) 7... O-O 8. d3 { -0.60/26} (8. d4 $11 {-0.05/27}) 8... Nc6 9. Qd2 d5 10. O-O-O {-0.98/22} ({ White should play} 10. Bg2 $15 {-0.44/25}) 10... e5 {-0.45/27} (10... d4 $17 { -0.98/22} 11. Ne4 f5 12. gxf6 exf6) 11. h4 Nf5 {0.50/23} (11... Be6 $15 { -0.36/25}) 12. Bh3 Nfd4 13. Nxd4 $2 {-1.25/23 [#]} (13. h5 $11 {0.27/26}) 13... cxd4 $17 14. Nb1 Qd6 15. Rdf1 Nb4 {-0.63/28} (15... Bxh3 $17 {-1.36/22} 16. Rxh3 Rfc8) 16. Kb2 Bxh3 17. Rxh3 Rfc8 18. Rc1 Rc7 {Hoping for ...Rac8.} 19. a3 Na6 20. Rhh1 Rac8 {[%tqu "En","","","","e2e3","", 10]} 21. Rhf1 {-1.18/23} (21. e3 $1 $15 {-0.52/26}) {[%tqu "En", "","","","a6c5","",10]} 21... e4 {-0.25/29} (21... Nc5 $1 $17 {-1.18/23} 22. e3 Ne6) 22. e3 {-0.90/28} (22. Rfd1 $11 { -0.25/29 keeps the balance.}) 22... dxe3 23. fxe3 exd3 24. Qxd3 {[%tqu "En","", "","", "a6c5","",10]} Nc5 $1 25. Qd4 {[%tqu "En","","","","c5e6","",10]} Ne4 { -0.35/27} (25... Ne6 $1 $17 {-0.85/26} 26. Qf6 a5) 26. Qxa7 $2 {-11.68/27 [%mdl 8192] [#]} (26. c4 $15 {-0.35/27}) 26... Qe5+ $2 {-0.46/29} ({Better is} 26... Qh2 $19 {-11.68/27} 27. a4 Rxc2+ 28. Rxc2 Rxc2+ 29. Ka3 Ra2+ 30. Kb4 Qd6+ 31. Ka5 Rc2) 27. Qd4 $15 Qxd4+ {0.13/32} (27... Qh2 {-0.29/30 is more appropriate.} 28. Qd3 b5) 28. exd4 $11 Nc3 $2 {2.00/27} (28... Ng3 $11 { 0.10/28 and Black is okay.} 29. Rfe1 Nf5) 29. Nd2 $2 {-1.02/29} ({White must play} 29. Nxc3 $18 {2.00/27} Rxc3 30. Rf6) 29... Nb5 $2 {1.29/27} (29... Ne2 $17 {-1.02/29 keeps the pressure on.} 30. c4 Nxc1 31. Rxc1 dxc4 32. bxc4 Re7) 30. Nf3 $36 {[%mdl 2048] White has strong initiative.} Rc3 {1.72/25} (30... Nd6 $16 {1.25/29 keeps fighting.} 31. Ne5 Kg7) 31. a4 $18 Nd6 32. Ne5 Rh3 $2 { 4.27/26} (32... Nf5 {1.64/25 might work better.}) 33. Rf6 Nf5 34. Rxf7 Rxh4 35. Rxb7 Rxd4 36. Nd7 h5 37. gxh6 Nxh6 38. Nf6+ {White mates.} Kf8 39. Rh1 Nf7 40. Rh7 {Accuracy: White = 32%, Black = 22%.} 1-0