9 Feb 2020

A06 Réti Opening: 1.Nf3 d5 (1.Nf3 d5 2.b3 c5 3.Bb2 Nc6 4.e3 Nf6)

A06 Réti Opening: 1.Nf3 d5 (1.Nf3 d5 2.b3 c5 3.Bb2 Nc6 4.e3 Nf6)
[Event "Live Chess"] [Site "Chess.com"] [Date "2014.05.12"] [Round "?"] [White "Ballas3"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A06"] [WhiteElo "1551"] [BlackElo "1739"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "46"] [EventDate "2014.??.??"] 1. Nf3 d5 2. b3 {A06 Nimzo-Larsen Attack: Classical Variation} c5 3. Bb2 Nc6 4. e3 Nf6 {A06 Réti Opening: 1.Nf3 d5} 5. g3 Bg4 {0.25/26} (5... Qc7 $15 { -0.70/22}) (5... g6 6. Bg2 Bg7 7. O-O O-O 8. d3 Qc7 9. Nbd2 Rd8 10. Qe2 e5 11. e4 d4 12. a4 a6 13. Nc4 Be6 14. Nfd2 b5 15. axb5 axb5 16. Na3 Rab8 17. Rfc1 h5 18. Nf1 Qd7 19. Rd1 h4 20. Bc1 {Popchev,M (2268)-Savic,M (2507) Novi Sad 2018 0-1 (33)}) 6. Bg2 {-0.24/21} (6. h3 {0.25/26 should be considered.} Bd7 7. Bg2) 6... e6 $146 (6... Rc8 7. h3 Bh5 8. O-O e6 9. d3 Be7 10. Nbd2 O-O 11. Qe2 Qc7 12. e4 Rfe8 13. g4 Bg6 14. Nh4 Qf4 15. Nxg6 hxg6 16. Rfe1 Nd4 17. Qd1 Red8 18. Bxd4 cxd4 19. exd5 Bb4 20. Re2 Nxd5 21. Bxd5 {Greenfield,W-Purdy,C Sydney 1934 0-1 (42)}) 7. h3 Bh5 {0.27/23} (7... Bxf3 $142 {-0.15/26} 8. Bxf3 Be7) 8. O-O { -0.31/24} (8. Nc3 $11 {0.27/23}) 8... Bd6 {0.35/27} (8... Be7 $15 {-0.31/24}) 9. Qc1 {-0.72/23} (9. Nc3 $14 {0.35/27 keeps the upper hand.}) 9... O-O { -0.02/25} (9... h6 $17 {-0.72/23}) 10. d4 {-1.23/23} (10. d3 $11 {-0.02/25}) 10... cxd4 {-0.67/27} (10... Bxf3 $17 {-1.23/23} 11. Bxf3 cxd4) 11. Nxd4 $15 Rc8 12. Nxc6 Rxc6 13. Qd2 {-1.73/25} (13. Nd2 $15 {-0.60/28}) 13... Bg6 { -0.50/26 [#]} (13... Ne4 $1 $19 {-1.73/25} 14. Bxe4 dxe4) 14. Rc1 {-1.18/23} ( 14. c4 $1 $15 {-0.50/26}) 14... Qc8 {-0.09/26 [#]} (14... b5 $1 $17 {-1.18/23} 15. Na3 Rb6) 15. c3 {-0.99/23} (15. c4 $1 $11 {-0.09/26}) 15... Be4 {-0.48/28} ({Black should play} 15... Ne4 $17 {-0.99/23} 16. Qe2 Rd8) 16. Na3 {-1.29/26} ( 16. Qe1 $15 {-0.48/28}) 16... Bxg2 $17 17. Kxg2 Ne4 $36 {Keeping White busy.} 18. Qd3 $2 {-3.70/23 [#]} (18. Qe2 $17 {-0.99/27}) 18... Nxc3 $2 {0.00/29} ( 18... Bxg3 $1 $19 {-3.70/23} 19. f3 (19. fxg3 Qc7) 19... Nf2) 19. Bxc3 $2 { -3.58/26} (19. Rxc3 $11 {0.00/29 and White has nothing to worry.} Rxc3 20. Bxc3 Bxa3 21. b4) 19... Bxa3 $19 20. Rc2 {-4.93/27} (20. Qd4 {-3.47/29 was worth a try.} e5 21. Qxe5) 20... Rd8 21. Qd4 {-4.98/29} (21. b4 {-3.31/30 might work better.} Bxb4 22. Rac1) 21... f6 22. b4 {-5.70/25} (22. Rd1 $142 {-4.04/29} Rd7 23. Qxa7) 22... e5 23. Qxd5+ Rxd5 {Accuracy: White = 21%, Black = 23%.} 0-1 [Event "ICC 10 0 u"] [Site "Internet Chess Club"] [Date "2015.07.06"] [Round "?"] [White "Kojjootti"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A06"] [WhiteElo "1549"] [BlackElo "1558"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "146"] [EventDate "2015.??.??"] 1. b3 d5 {A01 Nimzo-Larsen Attack: Classical Variation} 2. Bb2 c5 3. Nf3 Nc6 4. e3 Nf6 {A06 Réti Opening: 1.Nf3 d5} 5. d3 Bg4 {0.38/26} (5... d4 $17 {-0.74/24 }) (5... g6 6. Be2 Bg7 7. Nbd2 O-O 8. O-O Qc7 9. d4 cxd4 10. exd4 Ne4 11. Nxe4 dxe4 12. Ne1 Rd8 13. c3 b6 14. Nc2 Bb7 15. f3 Ne5 16. f4 Nd7 17. f5 Ne5 18. fxg6 hxg6 19. Ne3 Qc6 20. Qe1 {Byelopolskiy,V (2421)-Esipovich,S (1782) St Petersburg 2018 1/2-1/2 (48)}) 6. Be2 $14 (6. Nbd2 e5 7. h3 Bxf3 8. Nxf3 Bd6 9. Nd2 O-O 10. g3 Qe7 11. Bg2 h6 12. O-O Rfe8 13. c4 d4 14. e4 a5 15. f4 a4 16. a3 Qc7 17. f5 Reb8 18. g4 b5 19. h4 bxc4 20. dxc4 Nh7 {Kayumov,S (2505)-Suhail,A (2239) Dubai 2014 1-0 (39)}) 6... e6 {0.34/25} (6... Qc7 $11 {-0.16/26}) 7. Nbd2 {-0.28/23} (7. h3 $14 {0.34/25} Bxf3 8. Bxf3) 7... Be7 {0.33/26} (7... Bd6 $11 {-0.28/23}) 8. h3 $146 {-0.24/26} (8. O-O $14 {0.33/26} O-O (8... Qc7 9. c4 O-O 10. h3 Bh5 11. cxd5 Nxd5 12. Rc1 b6 13. d4 Qb7 14. dxc5 Bxc5 15. Ne4 Be7 16. Bb5 Rac8 17. Qe2 Nb8 18. Bd3 Nb4 19. Bb1 Bg6 20. Nfd2 N8c6 21. a3 Nd5 22. Bd3 Nb8 23. Nc4 {Hoeschele,H (2187)-Beliaeva,N (2078) Davos 2006 1/2-1/2 (58)}) 9. Ne5 (9. c4 Rc8 10. a3 Nd7 11. cxd5 exd5 12. d4 Bf6 13. Qb1 Bh5 14. Bd3 Bg6 15. Bxg6 hxg6 16. Qd3 a6 17. Rfd1 Qe7 18. Rac1 b5 19. Rc3 c4 20. Qb1 Nb6 21. Rcc1 Na5 22. Bc3 Qxa3 23. bxc4 dxc4 {Stecko,A-Kmiecik,E (1845) Lubawka 2007 1-0 (46)}) 9... Nxe5 10. Bxe5 Bxe2 11. Qxe2 Nd7 12. Bb2 Bf6 13. Bxf6 Qxf6 14. c4 Rad8 15. Rab1 Ne5 16. f4 Nc6 17. Nf3 Rd7 18. Rfd1 Rfd8 19. g3 b6 20. Rbc1 h6 21. cxd5 exd5 22. d4 cxd4 23. Nxd4 {Kozlova,O (2254)-Kopylov,L (2202) Germany 2009 0-1 (38)}) 8... Bh5 {0.37/26} (8... Bf5 $11 {-0.24/26}) 9. g4 {-0.49/25} ( {White should play} 9. Ne5 $14 {0.37/26} Bxe2 10. Qxe2 (10. Kxe2 Nxe5 11. Bxe5 O-O $11)) 9... Bg6 $15 10. Rg1 {-0.88/21} (10. g5 $11 {0.00/24 keeps the balance.} Nd7 11. Bxg7) 10... h6 11. h4 d4 {-0.09/26} ({Better is} 11... Qc7 $17 {-0.97/22}) 12. e4 $2 {-1.69/21} (12. Nc4 $1 $11 {-0.09/26}) 12... Qc7 { -0.39/25} (12... h5 $19 {-1.69/21} 13. g5 Ng4) 13. Nc4 $2 {-2.01/21 [#]} (13. h5 $15 {-0.39/25} Bh7 14. a4) 13... b5 {-0.82/25} (13... h5 $1 $19 {-2.01/21 and Black stays clearly on top.} 14. g5 Ng4) 14. Ncd2 $17 {[#]} Qf4 $2 {0.00/26 } (14... h5 $1 $19 {-1.61/21} 15. g5 Nd7) 15. h5 Bh7 16. Nh4 $2 {-2.46/22} (16. a4 $11 {0.00/25}) 16... Nxe4 $19 17. Nxe4 Bxh4 18. Rg2 Bxe4 19. dxe4 Qxe4 { -1.37/26} ({Black should try} 19... a6 $19 {-2.65/25} 20. a4 b4) 20. Kf1 $17 a6 $4 {5.38/24} (20... Qd5 $19 {-1.82/28 and all is fine.} 21. Bxb5 a6) 21. Bf3 $18 Qf4 22. Bxc6+ Ke7 23. Bxa8 Rxa8 24. Bc1 Qf6 25. Rb1 Rd8 26. a4 Ke8 27. axb5 axb5 28. Qe2 Rb8 29. Qe4 Kd8 30. Bf4 Rc8 31. Bg3 Bg5 32. f4 Bh4 33. Bxh4 Qxh4 34. Kg1 Rc7 35. Rf1 Qf6 36. g5 hxg5 37. fxg5 Qe7 38. Qa8+ Kd7 39. Qa5 b4 40. Qb5+ Kd6 41. Qe2 e5 42. Qf3 e4 43. Qf4+ Kc6 44. Rg4 e3 45. Qe4+ Kb6 46. Qxe7 Rxe7 47. Re1 Kc6 48. Kg2 Kd5 49. h6 gxh6 50. gxh6 Re6 51. Kh3 $2 {3.84/28} (51. h7 {24.89/27} Rh6 52. Rh1 Rxh7 53. Rxh7) 51... Rxh6+ 52. Kg3 f5 53. Rg5 $2 { 0.00/33} (53. Rg8 $18 {3.94/28}) 53... Ke4 $11 54. Rg7 {And now Re7+ would win. } f4+ 55. Kg4 $2 {-4.21/26} (55. Kg2 $1 $11 {0.00/33}) 55... Re6 $19 56. Rf7 $2 {-6.21/27} (56. Rg8 {-2.84/31}) 56... Rg6+ 57. Kh5 Rg3 {-3.25/29} (57... Rg2 $142 {-6.74/25} 58. Rh1 Rxc2 59. Re7+ Kd3) 58. Rf1 $2 {-7.25/27} (58. Re7+ { -3.25/29} Kd5 59. Ra1) 58... f3 59. Re7+ Kd5 60. Kh4 Rg2 $2 {0.00/28} (60... e2 $19 {-3.62/28} 61. Re1 Rg6) 61. Kh3 Rxc2 62. Rxf3 Kd6 63. Re8 {aiming for Rf6+. } Rb2 64. Rf6+ Kd5 $1 ({But not} 64... Kd7 $2 65. Ra8 $18) 65. Rg8 $2 {-8.58/23 } (65. Rf5+ $11 {0.00/30} Kd6 66. Rf6+ Kd5 67. Rf5+ Kd6 68. Ra8) 65... Rxb3 { ...e2+ is the strong threat.} 66. Rg5+ Kc4 {Threatens to win with ...e2+.} 67. Rff5 Kd3 {-10.57/26} (67... e2+ $142 {-49.10/23} 68. Kg4 e1=Q 69. Rxc5+ Kd3) 68. Rxc5 e2 69. Rg3+ Kd2 $2 {-2.05/36} (69... Ke4 {-8.99/30} 70. Rxb3 e1=Q) 70. Rxb3 {Black is clearly better.} e1=Q 71. Rxb4 Qe3+ 72. Kh2 {-2.05/33} (72. Kg2 $17 {-1.33/35}) 72... d3 73. Rb2+ Ke1 {Accuracy: White = 45%, Black = 26%.} 0-1

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