5 Jan 2020

A01 Nimzowitsch-Larsen Opening (1.b3 d5 2.Bb2 c5 3.e3 Nc6)

A01 Nimzowitsch-Larsen Opening (1.b3 d5 2.Bb2 c5 3.e3 Nc6)
[Event "ICC 10 0 u"] [Site "Internet Chess Club"] [Date "2015.08.06"] [Round "?"] [White "Kojjootti"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A01"] [WhiteElo "1549"] [BlackElo "1558"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "47"] [EventDate "2015.??.??"] 1. b3 d5 {A01 Nimzo-Larsen Attack: Classical Variation} 2. Bb2 c5 3. e3 Nc6 { A01 Nimzowitsch-Larsen Opening} 4. Ne2 (4. d4 Nf6 5. a3 cxd4 6. exd4 Bg4 7. f3 Bf5 8. g4 Bg6 9. h4 h6 10. Bd3 Bxd3 11. Qxd3 e6 12. Ne2 Be7 13. Qe3 Rc8 14. Nd2 Nd7 15. h5 Bd6 16. c4 Qg5 17. f4 Qxg4 18. cxd5 Ne7 {Trifunovic,M (2295)-Peng,Z (2355) Pozarevac 1995 0-1 (66)}) 4... e5 5. d4 $146 (5. d3 Nf6 6. g3 Bd6 7. Bg2 Be6 (7... O-O 8. Nd2 Qc7 9. O-O b6 10. h3 Bb7 11. f4 Rfe8 12. fxe5 Bxe5 13. Bxe5 Rxe5 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 Rae8 17. g4 Qd7 18. c3 Ne7 19. Ng3 Bxe4 20. Nxe4 Ng6 21. Qc2 Rd5 22. Rad1 {Hoffmann,L (1635)-Leschner,M (1884) Arendsee 2008 1-0 (37)}) 8. O-O O-O (8... Qd7 9. Nd2 Bh3 10. c4 Bxg2 11. Kxg2 d4 12. exd4 cxd4 13. a3 a5 14. Rc1 b6 15. Ng1 O-O 16. Ngf3 Rfe8 17. Ng5 Qe7 18. Nde4 Nxe4 19. Nxe4 Bxa3 20. Bxa3 Qxa3 21. Qg4 Qe7 22. f4 Kh8 23. c5 {Horvath,C (1523)-Boa,B (1725) Balatonlelle 2015 0-1}) 9. c4 Qd7 10. cxd5 Nxd5 11. Nbc3 Nxc3 12. Nxc3 Rad8 13. Qe2 f5 14. Rfd1 Bb8 15. Rd2 c4 16. bxc4 Bxc4 17. Rad1 Ba6 18. Bd5+ Kh8 19. Bc4 Bxc4 {Abraham,L-Constantinou,A Skopje 1972 0-1 (52)}) 5... cxd4 6. exd4 e4 {-0.20/25} (6... Bb4+ $17 {-1.11/22} 7. Nbc3 Ba5) 7. c4 $11 Nf6 8. Nbc3 {Black has an edge.} dxc4 {-0.13/26} (8... Bd6 $17 {-0.93/22}) 9. bxc4 {-0.83/23} (9. d5 $11 {-0.13/26} Nb4 10. Ng3) 9... Bb4 $17 10. a3 { -1.26/23} (10. d5 $11 {-0.30/27 keeps the balance.} Ne5 11. Ng3 (11. Qa4+ $2 b5 $19)) 10... Ba5 11. Qc2 {[#]} Nxd4 $4 {3.69/23} (11... O-O $1 $19 {-1.77/25} 12. O-O-O Re8) 12. Nxd4 $18 Qxd4 13. Rd1 $2 {-0.68/26} ({White must play} 13. Qa4+ $18 {3.67/25} Bd7 14. Qxa5) 13... Qc5 {Strongly threatening ...e3.} 14. Be2 O-O {-0.11/25} ({Better is} 14... e3 $1 $15 {-0.69/25} 15. fxe3 O-O) 15. O-O $11 Re8 {0.09/24} (15... Qe7 $15 {-0.39/24}) 16. Nd5 {-0.69/27} (16. Nb5 $11 {0.09/24}) 16... Nxd5 $4 {4.52/25} (16... Bd8 $1 $15 {-0.69/27 keeps the upper hand.}) 17. Rxd5 $18 Qc7 18. Rg5 $2 {1.48/25} (18. Qa4 $18 {4.90/23 is the precise move to win.} Be6 19. Rxa5) 18... g6 $16 {[#]} 19. Ba1 $40 { 0.62/29 Black needs to defend precisely.} (19. Rd5 $1 $18 {1.87/23}) 19... Qe7 $2 {6.29/25 [#]} (19... f6 $14 {0.62/29}) 20. Qb2 $1 f5 21. Qh8+ Kf7 22. Qxh7+ Ke6 23. Qxg6+ Kd7 24. Rxf5 {Accuracy: White = 38%, Black = 23%.} 1-0 [Event "Rated Blitz game"] [Site "https://lichess.org/nU4iuZ0W"] [Date "2019.12.06"] [Round "?"] [White "matt0550"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A01"] [WhiteElo "1884"] [BlackElo "1985"] [Annotator "Tactical Analysis 2.10"] [PlyCount "63"] [EventDate "2019.??.??"] [EventType "blitz"] [TimeControl "180+2"] 1. b3 d5 {A01 Nimzo-Larsen Attack: Classical Variation} 2. Bb2 c5 3. e3 Nc6 { A01 Nimzowitsch-Larsen Opening} 4. c4 (4. d4 Nf6 5. a3 cxd4 6. exd4 Bg4 7. f3 Bf5 8. g4 Bg6 9. h4 h6 10. Bd3 Bxd3 11. Qxd3 e6 12. Ne2 Be7 13. Qe3 Rc8 14. Nd2 Nd7 15. h5 Bd6 16. c4 Qg5 17. f4 Qxg4 18. cxd5 Ne7 {Trifunovic,M (2295)-Peng,Z (2355) Pozarevac 1995 0-1 (66)}) 4... d4 5. exd4 cxd4 6. Nf3 $146 (6. g3 e5 7. a3 a5 8. Bg2 Nf6 9. d3 Bd6 10. Nd2 O-O 11. Ne4 Nxe4 12. Bxe4 Be6 13. Nf3 f5 14. Bxc6 bxc6 15. O-O Qf6 16. h3 c5 17. Bc1 h6 18. Re1 Bf7 19. Nh2 Bg6 20. Ra2 e4 { Kover,A (1766)-Neuberger,A (2018) Hungary 2010 0-1 (38)}) (6. Qf3 e5 7. Bd3 Nf6 8. Ne2 Bd6 9. h3 e4 10. Bxe4 Ne5 11. Qg3 Nh5 12. Qh2 Nd3+ 13. Bxd3 Bxh2 14. Rxh2 Qd6 15. g3 f5 16. Nxd4 O-O 17. Be2 Re8 18. Nb5 Qd3 19. N1c3 Re7 20. Kd1 Qd8 {Ferrero Sanchis,E-Sebastia Carbonell,L Valencia 2003 0-1 (52)}) (6. d3 e5 7. Qe2 Bb4+ 8. Nd2 Nge7 9. a3 Bc3 10. Bxc3 dxc3 11. Ne4 Nd4 12. Qa2 c2 13. Ne2 f5 14. Nd2 Nec6 15. Qb2 O-O 16. Nxd4 Nxd4 17. Nf3 Nc6 18. Qxc2 e4 19. dxe4 fxe4 20. Ng1 e3 {Kaczenski,B-Norbach,A Hamburgo 1999 0-1 (44)}) 6... e5 {-0.77/21} ( 6... Nf6 $142 {-1.33/19} 7. b4 Bg4) 7. d3 {-1.82/19} (7. Qe2 $17 {-0.77/21}) 7... Nf6 {-0.95/21} (7... Bc5 $19 {-1.82/19} 8. Be2 f5) 8. Qe2 $2 {-2.46/17} ( 8. Be2 $17 {-0.95/21}) 8... Bg4 $2 {-0.77/21} (8... Bb4+ $19 {-2.46/17 and Black stays clearly on top.} 9. Kd1 O-O) 9. h3 $2 {-2.34/22} (9. a3 $17 { -0.77/21}) 9... Bxf3 10. Qxf3 Bb4+ {-1.45/21} (10... Qa5+ $19 {-1.86/20} 11. Kd1 Nd7) 11. Nd2 $2 {-3.21/20} (11. Kd1 $17 {-1.45/21}) 11... Bxd2+ 12. Kxd2 O-O 13. h4 {-3.44/21} (13. a3 {-2.38/21 keeps fighting.}) 13... Qa5+ {-1.69/19} (13... Re8 $142 {-3.44/21} 14. Kc1 e4 15. dxe4 Nxe4) 14. Kd1 $2 {-3.31/18} (14. Kc2 {-1.69/19 is the only way for White.}) 14... Rab8 15. h5 {-4.03/19} (15. a3 $142 {-2.52/21} e4 16. dxe4) 15... h6 {-1.85/20} (15... e4 $142 $1 {-4.03/19} 16. Qf4 (16. dxe4 Nxe4) 16... Rfe8) 16. g4 $2 {-3.66/19} (16. a3 {-1.85/20}) 16... Nh7 $2 {-0.62/23} ({Better is} 16... Rfe8 $19 {-3.66/19 aiming for ...e4. } 17. Qf5 Ne7) 17. Qe2 {-1.75/18} ({White should try} 17. Bg2 $1 $15 {-0.62/23} ) 17... Ng5 {-0.64/23} (17... f5 $19 {-1.75/18} 18. gxf5 Ng5) 18. Bg2 $15 Rfe8 {0.00/22} (18... Ne6 $17 {-1.06/17} 19. Qd2 Qc5) 19. Bxc6 $2 {-1.72/21} (19. Bc1 $1 $11 {0.00/22}) 19... bxc6 $19 20. Bc1 {-2.89/22} (20. f3 {-1.72/24 was necessary.}) 20... Ne6 21. g5 {-2.33/22} (21. Bd2 $142 {-1.78/24} Qa3 22. Bc1) 21... hxg5 22. h6 {-2.30/20} (22. Bd2 $142 {-1.81/22} Qa3 23. Bc1) 22... g6 23. Qf3 {[#] Hoping for Qf6.} Nf4 24. Bxf4 $2 {-10.09/21} (24. h7+ {-2.30/21} Kh8 25. Bd2) 24... gxf4 $2 {-2.41/23} (24... exf4 {-10.09/21} 25. Qxc6 Re6 26. Qxe6 fxe6) 25. Qxc6 $2 {-7.31/18} (25. h7+ {-2.41/23} Kg7 26. Qe4) 25... Qc3 $1 { ...e4 is the strong threat.} 26. Ke2 Qc2+ 27. Ke1 {White threatens Qf6 and mate.} Qxd3 $4 {#7/19 [#]} (27... Qc3+ $19 {-5.85/23} 28. Kf1 Qxd3+ 29. Kg2 Qf5 ) 28. Qf6 $1 {White mates.} Qc3+ 29. Kf1 Qxa1+ 30. Kg2 Qxh1+ 31. Kxh1 Rb7 32. Qg7# {Normal. Accuracy: White = 12%, Black = 21%.} 1-0

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