A04 Unusual lines after 1.Nf3 and King's Indian Attack (1.Nf3 Nc6)

[Event "Chessmaster 8000 Rated Game"] [Site "?"] [Date "2001.07.17"] [Round "?"] [White "Kris"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A04"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "81"] [EventDate "2001.07.05"] 1. Nf3 Nc6 {A04 Unusual lines after 1.Nf3 and King's Indian Attack A04 Zukertort Opening: Black Mustang Defense} 2. Na3 e5 3. e3 d5 4. Bb5 Bd7 5. Nc4 dxc4 6. c3 $2 {-5.02/22 [#]} (6. e4 {-3.05/26}) 6... Bd6 7. Bxc4 Nh6 {-2.52/23} (7... e4 $142 {-5.05/22} 8. Nd4 Ne5) 8. Bd5 {Black has a decisive advantage.} Qe7 9. e4 O-O-O 10. d4 $2 {-4.39/21} (10. d3 {-2.72/27 was worth a try.}) 10... f5 $2 {-1.65/24} (10... exd4 {-4.39/21} 11. cxd4 Nb4) 11. Bg5 $19 Qe8 {White must now prevent ...fxe4!} 12. Nxe5 $2 {-3.00/22} (12. Bxd8 $17 {-1.42/25} Qxd8 13. O-O) 12... Nxe5 13. dxe5 Qxe5 14. f4 Qe8 15. g3 $2 {-4.05/27} (15. Bxd8 { -1.76/26 was called for.} Kxd8 16. Qd4 fxe4 17. O-O-O) 15... fxe4 16. Qb3 {[#]} Bc6 {-2.40/31} (16... c6 $142 {-4.56/22} 17. Bxd8 Qh5) 17. Bxd8 Qxd8 ({Resist} 17... Kxd8 18. O-O-O $17) 18. Bxc6 bxc6 19. Rd1 {-3.32/25} (19. Qa4 $142 { -2.22/31} Kb7 20. O-O-O) 19... Kd7 $2 {-1.10/24} (19... Qd7 $19 {-3.32/25 has better winning chances.} 20. Qa4 Kb7 21. Qb4+ Ka8) 20. Rxd6+ $4 {-5.49/22} (20. c4 $17 {-1.10/24 is more resistant.} c5 21. O-O) 20... cxd6 (20... Kxd6 $2 21. Qa4 $19) 21. Qd1 Re8 22. Qd4 Nf5 23. Qd2 {-7.05/24} (23. Qxa7+ $142 {-4.66/24} Ke6 24. a4) 23... e3 24. Qe2 c5 25. Qg4 Qf6 26. Qd1 e2 27. Qb3 Kc6 $4 {4.68/26} (27... Kc7 $19 {-10.96/26 and life is good for Black.} 28. Qa3 Qe6 29. Qxa7+ Kd8 30. Qa8+ Ke7) 28. Qa4+ $18 Kb7 29. Qd7+ Kb6 30. Qxe8 {Endgame KQR-KQN} Qe7 31. Qa8 $2 {0.00/29} (31. Qxe7 $18 {5.22/25} Nxe7 32. Kxe2) 31... Qe3 $2 { 2.67/25} (31... Ne3 $1 $11 {0.00/29}) 32. a3 $2 {0.00/39} (32. Qd5 $18 {2.67/25 }) 32... Qc1+ $11 33. Kf2 Qd2 $2 {4.97/26} (33... Qe3+ $11 {0.00/27} 34. Ke1 Qc1+ 35. Kxe2 Qc2+ 36. Ke1 Qc1+ 37. Kf2 Qd2+ 38. Kf3 Qd3+ 39. Kg2 (39. Kg4 Ne3+ 40. Kf3 Nf5+ 41. Kg4 Ne3+ 42. Kf3 Nf5+ $11) 39... Ne3+ 40. Kf3 Nf5+ 41. Kg4 Ne3+ 42. Kf3 Nf5+) 34. Qd8+ $2 {0.00/33} ({White should play} 34. Re1 $18 { 4.97/26} Ne3 35. Qd8+ (35. Rxe2 Ng4+ 36. Kf1 Qd1+ 37. Re1 Nxh2+ 38. Kf2 Ng4+ 39. Kf1 Nh2+ 40. Kf2 Ng4+ 41. Kf1 Nh2+ $11) 35... Ka6 36. Qc8+ (36. Rxe2 Ng4+ 37. Kf3 Qd3+ 38. Kxg4 Qxe2+ 39. Kf5 Qxh2 $16) 36... Kb6 37. Qb8+ Ka6 38. a4 Nd1+ 39. Kg2) 34... Kc6 $2 {7.55/24} (34... Kb7 $11 {0.00/33} 35. Qd7+ Kb6) 35. Qe8+ $18 Kb6 36. Re1 Qxb2 37. Qb8+ {White mates.} Kc6 38. Qxb2 d5 39. Qxe2 d4 40. Qa6+ Kd5 41. Qe6# {Accuracy: White = 18%, Black = 31%.} 1-0