17 Jan 2020

A01 Nimzowitsch-Larsen Opening (1.b3 e5 2.Bb2 Nc6)

A01 Nimzowitsch-Larsen Opening (1.b3 e5 2.Bb2 Nc6)
[Event "Yahoo"] [Site "?"] [Date "2007.09.02"] [Round "?"] [White "lander201"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A01"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "112"] 1. b3 e5 {A01 Nimzo-Larsen Attack: Modern Variation} 2. Bb2 Nc6 {A01 Nimzowitsch-Larsen Opening} 3. f3 $146 (3. d3 d5 4. g3 (4. Nf3 Bd6 5. g3 Nge7 6. Bg2 a5 7. a3 O-O 8. O-O f5 9. c4 d4 10. e3 Bc5 11. exd4 exd4 12. Nbd2 Rb8 13. Re1 Ng6 14. h4 Qf6 15. Ng5 Nd8 16. Bd5+ Kh8 17. Nxh7 {1-0 (17) Moor,O (2195)-Moor,R (2280) Zürich 1997}) (4. e3 Bc5 5. Nf3 d4 6. exd4 exd4 7. Be2 Nf6 8. O-O O-O 9. a3 a5 10. Re1 Qd6 11. b4 axb4 12. axb4 Rxa1 13. bxc5 Rxb1 14. cxd6 Rxd1 15. Rxd1 cxd6 16. Nxd4 Re8 17. Bf3 Nxd4 18. Bxd4 Bg4 {Romero Munoz, J-Rodriguez Berganza,C Valladolid 1988 1/2-1/2 (39)}) 4... g6 5. Bg2 Bg7 6. Nd2 Nge7 7. e3 O-O 8. Ne2 Be6 9. O-O Qd7 {1/2-1/2 (9) Petrasova,L-Hausner,I Brno 1969}) (3. Nc3 d5 4. e3 a6 5. Be2 Nf6 6. d3 Bd6 7. Nf3 Qe7 8. a4 O-O 9. O-O Re8 10. e4 d4 11. Nb1 Nd8 12. Nbd2 c5 13. Nc4 Bc7 14. Bc1 h6 15. h3 Nc6 16. Bd2 Be6 17. Nh2 b5 {Kerr,G-Cajal,A (2174) Sao Caetano do Sul 1999 0-1 (45)}) (3. d4 g6 4. Nf3 Bg7 5. e3 Nge7 6. c4 e4 7. Nfd2 f5 8. Be2 d6 9. Nc3 O-O 10. O-O Bd7 11. a3 a5 12. Qc2 Kh8 13. Rae1 Be8 14. f3 exf3 15. Bxf3 Bf7 16. d5 Ne5 17. Bd1 Bg8 {Razo,B-Benko,P Ventura 1971 0-1 (37)}) 3... d5 4. Nc3 Nf6 5. e3 Be7 {-0.46/25} (5... d4 $17 {-1.51/24} 6. exd4 exd4) 6. Bb5 $15 Bd7 {-0.32/26} (6... O-O $17 { -1.06/23} 7. Nge2 Bd7) 7. Bxc6 {-0.97/23} (7. Nce2 $15 {-0.32/26}) 7... Bxc6 { -0.33/25} (7... bxc6 $17 {-0.97/23} 8. Nge2 O-O) 8. Nh3 {-1.10/22} (8. d4 $15 { -0.33/25}) 8... O-O {-0.41/28} (8... d4 $17 {-1.10/22} 9. exd4 Qxd4) 9. Nf2 { -0.90/24} (9. d4 $15 {-0.41/28}) 9... d4 10. exd4 $1 exd4 ({Don't play} 10... Qxd4 11. Qe2 $15) 11. Ne2 Bc5 12. d3 $2 {-2.76/25} (12. a4 $15 {-0.63/29}) 12... Re8 13. a3 {-2.85/25} (13. O-O {-1.75/28 was necessary.}) 13... Qd7 { -1.22/28} (13... Nd5 $19 {-2.85/25} 14. O-O Ne3) 14. b4 {-1.91/25} (14. Qd2 $17 {-1.22/28}) 14... Bb6 $1 $19 15. O-O Rad8 {-0.82/27} (15... Nd5 $19 {-2.03/22 Hoping for ...Ne3.} 16. Qd2 Ne3) 16. Re1 {-1.94/21 [#]} (16. Nf4 $17 {-0.82/27 keeps fighting.}) 16... Qf5 $2 {-0.18/26} (16... Nd5 $1 $19 {-1.94/21 Black wants to play ...Ne3.} 17. Qd2 Ne3) 17. Ng3 {-1.19/25} (17. a4 $11 {-0.18/26 remains equal.} a6 18. Qd2) 17... Qg6 {-0.75/29} (17... Qd7 $142 {-1.19/25} 18. Rxe8+ Rxe8) 18. Nge4 $2 {-3.11/24} (18. Qd2 $17 {-0.75/29}) 18... Nh5 {-1.54/28 } (18... Nd5 $19 {-3.11/24 is more deadly.} 19. Ng3 Ne3) 19. Qd2 {-2.37/25} ( 19. Nh3 $17 {-1.54/28}) 19... f5 20. Ng5 $2 {-5.75/24} (20. Ng3 {-1.91/27 nothing else works.}) 20... h6 21. Rxe8+ Rxe8 22. Ngh3 $2 {-8.75/23} (22. Nge4 {-3.64/29}) 22... Bd7 $2 {-1.57/28} (22... Bxf3 $19 {-8.75/23} 23. Ng5 Bxg2 24. Kxg2 hxg5) 23. Nf4 $17 Nxf4 24. Qxf4 {[#]} Re2 {-0.78/32} (24... Qe6 $1 $19 { -2.00/24 has better winning chances. ( -> ...Qe1+!)} 25. Rf1 c5) 25. Bxd4 Rxc2 26. Bxb6 {-1.64/24} (26. h4 $17 {-1.01/31}) 26... axb6 {-0.60/30} ({Don't do} 26... cxb6 27. Re1 $15) (26... Qxb6 $19 {-1.64/24} 27. d4 Qe6) 27. Re1 { -1.15/25} (27. h4 $15 {-0.60/30}) 27... b5 {-0.14/28} (27... Qf6 $17 {-1.15/25} 28. d4 Rc3) 28. h3 {-1.05/27} (28. d4 $1 $11 {-0.14/28}) 28... Qb6 $40 { -0.18/28 Black mounts an attack.} (28... Qd6 $17 {-1.05/27} 29. Qxd6 cxd6) 29. Qe3 {-1.26/27} (29. d4 $11 {-0.18/28}) 29... Qxe3 30. Rxe3 {Endgame KRB-KRN} Ra2 {-0.22/30} ({Black should play} 30... Rc1+ $17 {-1.22/29} 31. Kh2 Kf7) 31. Re7 {-0.75/29} (31. d4 $11 {-0.22/30 keeps the balance.}) 31... Bc6 32. Rxc7 { -1.21/29} ({Better is} 32. Re5 $15 {-0.62/30}) 32... Rxa3 33. Kh2 {-2.59/27} ( 33. g4 $17 {-1.21/32}) 33... Rb3 $19 34. Rc8+ Kh7 {-1.87/31} (34... Kf7 $142 { -3.23/24} 35. g4 Rxb4 36. gxf5 Rf4) 35. Rd8 Rxb4 36. Nd1 Rb1 37. Ne3 Kg6 { -1.27/30} (37... f4 $19 {-2.45/26} 38. Ng4 b4) 38. Rd6+ $17 Kg5 {White must now prevent ...Kf4.} 39. Kg3 $2 {-13.77/27} (39. d4 $17 {-1.45/32}) 39... f4+ $19 40. Kf2 fxe3+ 41. Kxe3 {KRB-KR} b4 42. Kd2 Rb2+ 43. Kc1 Rxg2 44. Rd4 b3 45. Rb4 {[#]} b2+ $1 46. Rxb2 Rxb2 {Black mates.} 47. Kxb2 Bxf3 {KB-KPP} 48. Kc3 Kh4 49. Kd4 Kxh3 {KB-KP} 50. Ke5 Kg3 51. d4 h5 52. d5 {[#]} Bxd5 $1 53. Kxd5 h4 54. Kd6 h3 55. Kc7 h2 56. Kxb7 h1=Q+ {Accuracy: White = 22%, Black = 29%.} 0-1 [Event "Yahoo"] [Site "?"] [Date "2005.11.28"] [Round "?"] [White "moralescoder"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A01"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "92"] 1. b3 e5 {A01 Nimzo-Larsen Attack: Modern Variation} 2. Bb2 Nc6 {A01 Nimzowitsch-Larsen Opening} 3. d3 d5 4. g3 (4. Nf3 Bd6 5. g3 Nf6 6. Bg2 O-O 7. Nbd2 e4 8. Bxf6 Qxf6 9. dxe4 dxe4 10. Nxe4 Bb4+ 11. c3 Bxc3+ 12. Kf1 Bxa1 13. Nxf6+ Bxf6 14. Qb1 Re8 15. h4 Bg4 16. e3 Rad8 17. b4 a5 18. b5 Ne5 {Tonndorf,M (2256)-Langheinrich,F (2364) Apolda 2017 0-1 (33)}) (4. e4 Nf6 5. exd5 Nxd5 6. g3 Bc5 7. Bg2 O-O 8. Nf3 Re8 9. O-O Bg4 10. h3 Bh5 11. g4 Bg6 12. Re1 Nf4 13. Nbd2 Qd5 14. Ne4 Bb6 15. Nh4 Qd7 16. Ng3 Rad8 17. Nhf5 Nd4 18. Bxd4 exd4 { Moraes Silva,C (1928)-Abrantes,T (2142) Brasilia 2017 1/2-1/2 (38)}) 4... Nf6 5. e4 $146 (5. Nd2 Be6 6. Bg2 Bd6 7. e3 (7. Ngf3 Qd7 8. h3 h6 9. e4 d4 10. a3 Nh7 11. Nc4 O-O-O 12. Nxd6+ cxd6 13. b4 Kb8 14. Qd2 f6 15. b5 Ne7 16. a4 Ng5 17. h4 Nxf3+ 18. Bxf3 g5 19. O-O-O d5 20. Kb1 dxe4 21. dxe4 Qd6 {Bizov,S (1765) -Georgiev,N (1567) Teteven 2015 1/2-1/2 (60)}) 7... O-O 8. Ne2 Re8 9. O-O Qd7 10. e4 Bh3 11. f3 Rad8 12. Kh1 Bxg2+ 13. Kxg2 Bc5 14. Nc3 a6 15. a3 b5 16. b4 Bd4 17. Ra2 Qe6 18. exd5 Nxd5 19. Nxd5 Qxd5 {Tabernero,A-De la Riva Fernandez, E Spain 1996 0-1}) (5. Bg2 Bc5 6. e3 O-O 7. Ne2 d4 8. e4 Bg4 9. O-O Qd7 10. f3 Bh3 11. g4 Bxg2 12. Kxg2 Ne7 13. Bc1 Ng6 14. Bg5 Nxg4 15. Kh1 Ne3 16. Bxe3 dxe3 17. Rg1 Nf4 18. a3 Nh3 19. Qe1 Nf2+ {Corominas Vinas,R-Castaneda Munoz,A (1606) Llinars del Valles 2010 0-1}) 5... d4 $2 {-0.25/26 [#]} (5... dxe4 $19 { -3.23/22} 6. Nc3 Bf5) 6. Bg2 {-0.90/22} (6. a3 $11 {-0.25/26}) 6... Bb4+ { -0.05/25} (6... a5 $17 {-0.90/22}) 7. c3 {-0.98/25} (7. Nd2 $11 {-0.05/25 keeps the balance.}) 7... dxc3 $17 8. Bxc3 $2 {-2.00/24} ({White has to play} 8. Nxc3 $15 {-0.43/25} Bg4 9. Nf3) 8... O-O {-0.99/28} (8... Bg4 $19 {-2.00/24} 9. Ne2 Qd6) 9. Bxb4 {-1.77/29} (9. Ne2 $17 {-0.99/28}) 9... Nxb4 $19 10. Nf3 Bg4 ({Don't play} 10... Nxd3+ 11. Ke2) 11. O-O Bxf3 ({Much less strong is} 11... Nxd3 12. Nc3 $17) 12. Bxf3 Qxd3 {-1.02/26} ({Black should try} 12... Nxd3 $19 {-1.67/26} 13. Na3 Nc5 14. Qxd8 Raxd8) 13. Qe2 $2 {-4.43/26 [#]} (13. Qxd3 $17 {-1.02/26} Nxd3 14. Na3) 13... Qxe2 14. Bxe2 Nc2 15. Nc3 Nxa1 16. Rxa1 Rad8 17. Kg2 Rd2 {And now ...Rc2 would win.} 18. Bf3 a6 19. Nd5 Nxd5 20. exd5 { Endgame KRR-KRB} Rd8 21. b4 f5 22. a3 e4 23. Bd1 Kf8 24. Bb3 Rd6 25. a4 c6 26. dxc6 Rxc6 27. b5 axb5 28. axb5 Rc3 29. Ra8+ Ke7 30. Ba4 Ra3 {-16.21/28} (30... e3 $142 {-60.81/27} 31. b6 exf2 32. Re8+ Kf7) 31. Ra7 Kf6 32. b6 Rd4 {-8.49/28} (32... Rf3 $142 {-70.00/26} 33. Ra8 Rfxf2+ 34. Kg1 Rg2+ 35. Kf1 Rdf2+ 36. Ke1 e3 37. Rf8+ Kg6 38. Be8+ Kh6 39. Rf6+ gxf6 40. Bb5 Rg1+ 41. Bf1 Rgxf1#) 33. Be8 Rxa7 34. bxa7 {KR-KB} e3 $4 {15.38/26} (34... Rd8 $19 {-8.40/28} 35. Bd7 Ra8) 35. fxe3 $4 {-7.29/27} (35. a8=Q $18 {15.38/26}) 35... Rd2+ {Black is clearly winning.} 36. Kf3 Ra2 37. g4 fxg4+ 38. Kxg4 Rxa7 39. Kf4 b6 40. e4 Rb7 41. e5+ Ke6 42. h4 g6 43. Bc6 Rb8 44. Bb5 Rc8 45. Kg3 Rc5 46. Ba4 b5 {Accuracy: White = 9%, Black = 55%.} 0-1

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