A06 Réti Opening: 1.Nf3 d5 (1.b3 Nf6 2.Bb2 e6 3.Nf3 d5)

[Event "ICC 10 0"] [Site "Internet Chess Club"] [Date "2014.11.01"] [Round "?"] [White "Kojjootti"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A06"] [WhiteElo "1577"] [BlackElo "1577"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "118"] [EventDate "2014.??.??"] 1. b3 Nf6 {A01 Nimzo-Larsen Attack: Indian Variation} 2. Bb2 e6 3. Nf3 d5 { A06 Réti Opening: 1.Nf3 d5} 4. d3 Be7 (4... c5 5. Nbd2 Nc6 6. e4 Be7 7. g3 O-O 8. Bg2 b6 9. O-O Bb7 10. Re1 Qc7 11. e5 Nd7 12. Qe2 Rae8 13. Nf1 f6 14. exf6 Bxf6 15. Bxf6 Nxf6 16. Ne5 Nd4 17. Qd1 Nc6 18. Qe2 Nd4 19. Qd1 {Tereladze,S (2166)-Gavasheli,A (2190) Konya 2016 1/2-1/2}) 5. Nbd2 O-O (5... c5 6. e3 Nc6 7. Be2 Bd7 8. O-O O-O 9. Ne5 Nxe5 10. Bxe5 Bc6 11. Nf3 Nd7 12. Bb2 Bf6 13. d4 Re8 14. Re1 a5 15. Ne5 Qb6 16. Nxd7 Bxd7 17. dxc5 Qxc5 18. Bxf6 gxf6 19. c4 Bc6 20. cxd5 {Elias Arguelles,M (1638)-Martin Arranz,L (1714) Barcelona 2017 1/2-1/ 2 (74)}) 6. e4 {-0.61/24} (6. e3 $11 {0.27/26}) 6... c5 $15 7. e5 $146 { -0.78/25} (7. Ne5 $11 {-0.20/28}) (7. c4 b6 8. g3 Bb7 9. Qe2 Na6 10. a3 Nc7 11. Bg2 Nd7 12. O-O Re8 13. Ne5 f6 14. Nxd7 Qxd7 15. Rad1 f5 16. cxd5 exd5 17. e5 Ne6 18. f4 b5 19. h4 a5 20. Bh3 g6 21. Nf3 a4 {Ivanov,V (1968)-Gudkov,G (1940) Petrozavodsk 2013 0-1}) 7... Nfd7 8. c3 {-1.46/27} (8. g3 $15 {-0.64/29}) 8... Nc6 $17 9. d4 cxd4 {-0.41/25} (9... f6 $1 $17 {-1.51/23} 10. Bb5 fxe5 11. Bxc6 bxc6 12. dxe5 Qc7) 10. cxd4 $15 Qb6 {0.00/27} (10... f6 $15 {-0.41/25}) 11. Bd3 f6 {0.63/25} (11... Re8 $11 {0.00/29}) 12. O-O fxe5 13. dxe5 {-0.17/28} (13. Nxe5 {0.27/26 is superior.} Ndxe5 14. dxe5) 13... Nc5 $11 14. Bb1 {-0.02/30} ( 14. Bc2 $14 {0.41/25 should be considered.}) 14... Bd7 {0.43/23} (14... a5 $11 {-0.02/30}) 15. Qc2 {-0.17/27} (15. a3 $14 {0.43/23}) 15... g6 16. h4 {-0.72/25 } (16. a3 $11 {0.00/29 keeps the balance.}) 16... Nb4 {0.00/28} ({Black should try} 16... Rf4 $17 {-0.72/25}) 17. Qc3 Rac8 {0.66/26} (17... Nca6 $11 {0.00/28} ) 18. Qe3 $1 $14 {[#]} Bb5 {0.78/23} (18... Ncd3 $1 $11 {0.00/27} 19. Bd4 (19. Bxd3 Qxe3) 19... Qa6) 19. Rd1 {-0.41/24} (19. a3 $16 {0.78/23}) 19... Bd3 $1 $36 {White is under pressure.} 20. Qh6 {-1.25/25} (20. Nd4 $15 {-0.32/29}) 20... Bxb1 {-0.84/28} ({Better is} 20... Rf7 $1 {-1.25/25} 21. h5 Bxb1 22. Raxb1 Bf8) 21. Raxb1 $17 Nxa2 $2 {0.23/26} (21... Ncd3 $17 {-1.39/25} 22. Bd4 Qa6) 22. Ng5 $2 {-5.54/26} (22. h5 $11 {0.23/26 and White has nothing to worry. } gxh5 23. Bd4) 22... Bxg5 $1 $19 23. Qxg5 Nd3 24. Rf1 Nxf2 25. Kh2 Nd3 $2 { -0.74/26} (25... Rc2 $19 {-8.38/23} 26. Ba3 Rf5) 26. Nf3 $2 {-3.29/28} (26. h5 $17 {-0.74/26 was necessary.}) 26... Nxb2 27. Rxb2 Nc3 28. Qh6 Ne4 29. h5 gxh5 30. Qxh5 $2 {-4.43/27} (30. Rbb1 {-2.64/29}) 30... Rf5 31. Qh6 Qc7 $2 {0.82/28} (31... Rf7 $19 {-3.49/26 White must now prevent ...Rg7.} 32. Rc1 Rxc1 33. Qxc1 Kg7) 32. Qxe6+ $16 Rf7 33. Qxd5 Qe7 $2 {7.38/22} ({Wrong is} 33... Qc6 $2 34. Qxf7+ $1 Kxf7 35. Nd4+ Ke7 36. Nxc6+ Rxc6 37. Rf4 $18) (33... Nf6 $14 {0.51/27} 34. Qd4 Rd8) 34. Qxe4 $18 Qe6 35. Rff2 Qh6+ 36. Qh4 Qe6 37. Qh5 Rg7 38. Ng5 $2 {-0.48/28} (38. Nd4 $18 {8.38/26} Qg6 39. Qh3) 38... Qxe5+ $15 39. g3 Qxg5 40. Qxg5 Rxg5 {Endgame KRR-KRR} 41. Rf3 Rc7 42. Rd2 Rgc5 43. Rf4 Rc2 44. Rxc2 Rxc2+ $17 {KR-KR} 45. Kh3 Rb2 46. b4 Kg7 47. Kg4 b6 48. Kg5 a5 49. bxa5 {[#]} bxa5 { -0.09/39} (49... Rb5+ $1 $17 {-0.72/34} 50. Kh4 bxa5) 50. Rc4 $2 {-#20/30} (50. Rf5 $11 {-0.09/39}) 50... Rb5+ {Black mates.} 51. Kf4 Rb4 52. Rxb4 axb4 {KPP-KP } 53. Ke4 Kg6 54. Kd4 Kg5 55. Kc4 Kg4 56. Kxb4 Kxg3 57. Kc3 h5 58. Kd2 Kg2 59. Ke2 h4 {Accuracy: White = 24%, Black = 39%.} 0-1