1 Feb 2020

A04 Unusual lines after 1.Nf3 and King's Indian Attack (1.Nf3 c5 2.e3)

A04 Unusual lines after 1.Nf3 and King's Indian Attack (1.Nf3 c5 2.e3)
[Event "Chessmaster 8000 Rated Game"] [Site "?"] [Date "2002.11.08"] [Round "?"] [White "Vierjoki, Timo"] [Black "Dave"] [Result "0-1"] [ECO "A04"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "30"] [EventDate "2002.??.??"] 1. Nf3 c5 {A04 Zukertort Opening: Sicilian Invitation} 2. e3 {A04 Unusual lines after 1.Nf3 and King's Indian Attack} Nc6 3. Bc4 (3. b3 e5 4. Bb2 Qe7 5. d3 d5 6. c4 d4 7. exd4 Nxd4 8. Nxd4 exd4+ 9. Be2 Bg4 10. f3 Bd7 11. O-O O-O-O 12. Nd2 Nh6 13. Re1 Nf5 14. Nf1 Qf6 15. f4 Bd6 16. g3 g5 17. fxg5 Qxg5 { Kaenel,H (2270)-Partos,C (2405) Switzerland 1986 0-1}) (3. d4 cxd4 4. exd4 Nf6 5. Bd3 g6 6. O-O Bg7 7. Re1 O-O 8. h3 b6 9. b3 Bb7 10. Bb2 Rc8 11. a3 e6 12. Nbd2 d6 13. Bf1 Re8 14. c4 Nd7 15. Rc1 a5 16. Ba1 Ne7 17. Ne4 Nf6 {Hrbek,S (2018)-Opela,R (1531) Frydek Mistek 2018 1/2-1/2 (44)}) 3... d5 $146 (3... g6 4. h3 Bg7 5. Nc3 d6 6. b3 Nf6 7. Bb2 O-O 8. O-O Bd7 9. Re1 Ne4 10. Bd5 Nxc3 11. dxc3 Rc8 12. Bxc6 Bxc6 13. Qe2 b5 14. Nd2 b4 15. Bc1 Bxc3 16. Rb1 Qa5 17. Rd1 Qxa2 18. f3 {Goellner,S-Fischer,S Oberhof 1999 0-1 (45)}) 4. Bb3 Bg4 5. a3 b5 { -0.10/26} ({Black should try} 5... Nf6 $17 {-0.82/23}) 6. d4 $2 {-1.78/23} (6. h3 $11 {-0.10/26 and White is okay.} Bxf3 7. Qxf3) 6... cxd4 {-0.42/26} (6... c4 $19 {-1.78/23} 7. Ba2 a6) 7. exd4 {-1.35/24} (7. c3 $15 {-0.42/26}) 7... Qd7 $2 {0.37/25} (7... Bxf3 $1 $17 {-1.35/24} 8. Qxf3 Nxd4) 8. Nc3 {-0.51/24} (8. c3 $14 {0.37/25}) 8... Nf6 {0.00/26} ({Better is} 8... e6 $1 $15 {-0.51/24}) 9. Nxb5 {-0.51/26} (9. Be3 $11 {0.00/26}) 9... Rb8 $2 {1.52/24 [#]} (9... Bxf3 $1 $15 {-0.51/26 stays ahead.} 10. gxf3 (10. Qxf3 a6 $15) 10... a6) 10. Qd3 { 0.69/24} (10. Ba4 $1 $16 {1.52/24}) 10... Bxf3 $1 $14 11. gxf3 e5 $2 {3.17/23} (11... g6 $1 $11 {0.05/25 and Black has nothing to worry.}) 12. Nc3 $4 { -1.94/24} (12. Ba4 $18 {3.17/23 avoids the disaster.}) 12... exd4 $19 13. Ne2 Ne5 14. Qd1 $2 {-#2/26 [#]} (14. Qa6 $19 {-1.89/27} Rb6 15. Qa4) 14... Nxf3+ 15. Kf1 Qh3# {Accuracy: White = 11%, Black = 17%.} 0-1

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