12 Jan 2020

A01 Nimzowitsch-Larsen Opening (1.b3 e5 2.Bb2 Nc6 3.e3 Nf6 4.Bb5 d6 5.d4 exd4 6.Qxd4)

A01 Nimzowitsch-Larsen Opening (1.b3 e5 2.Bb2 Nc6 3.e3 Nf6 4.Bb5 d6 5.d4 exd4 6.Qxd4)
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1.b3 e5 A01 Nimzo-Larsen Attack: Modern Variation 2.Bb2 Nc6 3.e3 Nf6 4.Bb5 d6 5.d4 exd4 6.Qxd4 A01 Nimzowitsch-Larsen Opening White should try 6.exd4 Bg4 7.Ne2 6...Bd7 6...Be7 7.Bxc6 Bxc6 7...bxc6= deserves consideration. 8.Ne2 Be7 8.Nf3 Be7 9.Nc3 0-0 9...Qd7= 10.0-0-0 Qg4 11.Rhg1 Qxd4 12.Nxd4 Bd7 13.f3 0-0-0 14.g4 h5 15.g5 Ne8 16.Nd5 Bf8 17.Ne2 c6 18.Ndf4 Nc7 19.e4 Ne6 20.c4 h4 21.Nxe6 fxe6 22.f4 Re8 23.c5 d5 24.b4 a5 Andreasson,I (2356)-Kleimark,A (2008) Gothenburg 2017 1-0 (58) 10.0-0N 10.0-0-0 Re8 11.e4 Bf8 11...Ng4 12.Nd5 Bf6 13.Nxf6+ Qxf6 14.Qd2 Qh6 15.Qxh6 Nxh6 16.Nd4 Rxe4 17.f3 Re7 18.Nxc6 bxc6 19.Rhe1 Rae8 20.Rxe7 Rxe7 21.Rd4 Nf5 22.Ra4 h5 23.Rxa7 Nh4 24.a4 Nxg2 25.a5 Ne1 26.a6 Danilov,I (2357)-Navrotescu,C (2397) Romania 2003 1-0 12.Rhe1 a6 12...Qd7 13.h3 Qe6 14.Nd2 b5 15.Re3 b4 16.Ne2 Bb5 17.Qxb4 Bxe2 18.Rxe2 d5 19.Qa5 dxe4 20.f3 Rad8 21.fxe4 Nd5 22.Rf2 Nb4 23.a3 Nc6 24.Qc3 Nd4 25.Nf3 Qh6+ 26.Kb1 Nb5 27.Qe1 Ciobanu,C (2262) -Melia,S (2318) Istanbul 2005 1/2-1/2 (38) 13.h3 b5 14.g4 Bb7 15.Nd5 Nd7 16.g5 c5 17.Qd2 c4 18.Kb1 Nc5 19.Qf4 Bxd5 20.exd5 cxb3 21.cxb3 Rxe1 22.Nxe1 Qe7 23.Nc2 Qe4 24.Qe3 Qxe3 25.fxe3 Armonaitis,S (2074)-Gaizauskaite,G (1735) Klaipeda 2013 1-0 (66) 10.e4 Re8 11.0-0 Bf8 12.Rfe1 Qd7 13.h3 Rad8 14.Nd5 Bxd5 15.exd5 a6 16.Qd3 Rxe1+ 17.Rxe1 Re8 18.Bxf6 Rxe1+ 19.Nxe1 gxf6 20.g4 c6 21.c4 Bh6 22.Nf3 Bc1 23.Qe4 c5 24.Nh4 b5 Angerer,H (2162)-Wallis,T (2211) Austria 2002 1-0 (35) 10...Qd7 10...Re8 11.e4 Qg4 Black should play 11...Rae8= 12.Rfe1 12.h3 Qh5 13.Rfe1 12...Nh5 13.Nd5 Bxd5 14.exd5 Qxd4 14...Nf4= might be stronger. 15.Qxg7+ Qxg7 16.Bxg7 Kxg7 17.Rxe7 Nxd5 15.Bxd4 Bf6 16.Rad1 Bxd4 17.Rxd4 17.Nxd4 is more appropriate. Rfe8 18.c4 17...Nf6 18.c4 Rfe8 19.Rdd1 Kf8 20.Kf1 20.Nd4 20...Ne4 21.Nd4 g6 21...Nc5= keeps the balance. 22.f3 22.Nb5± 22...Nf6 22...Nc5= 23.Rxe8+ 23.g4 is superior. 23...Rxe8 Endgame KRN-KRN 24.Nb5 Re3? 24...a6!= and Black stays safe. 25.Nc3 h6 25.Re1? Worse is 25.Nxc7 a6 25.Nxa7?! Ke8± 25.Kf2+- Re5 26.Nxa7 26.Nxc7 a6± 25...Rxe1+= 26.Kxe1 KN-KN Ke7? 26...a6! 27.Nd4 27.Nxc7 Ke7= 27...Ke7 27.Nxa7+- Stronger than 27.Nxc7 a6= 27...Kd7 28.Nb5 c6 29.dxc6+ bxc6 30.Nd4 Kc7 31.Kd2 Nd7 32.Kc3 Nc5 33.b4 Na4+ 34.Kb3 Nb6 35.c5 35.b5 35...Nd5 35...dxc5 36.bxc5 Nd7 36.cxd6+ Kxd6 37.a4 37.Nc2+- and White stays clearly on top. 37...Ne3? 37...c5± was necessary. 38.g3 Nf1 39.a5 Nxh2? 39...Ne3 was called for. 40.b5 cxb5 40.a6 Black must now prevent a7. Kc7
41.Kc4? 41.a7!+- Kb7
42.Nxc6!
41...Kb6= 42.f4 42.g4 feels hotter. h5 43.gxh5 gxh5 44.Kd3 Kxa6 45.Ke2 42...Kxa6 43.Nxc6 Kb6 44.Nd8 f6 45.Nf7 Nf1 46.Nd6 Nxg3 Hoping for ...h5. 47.b5? 47.Kd5!= 47...Ne2? Better is 47...h5-+ 48.Nc8+ Kb7 49.Nd6+ Kb8 48.Ne4 The position is equal. Nxf4 Threatens to win with ...f5. 49.Nxf6 h5 50.Nd7+ Kb7 51.Nc5+ Accuracy: White = 36%, Black = 19%. . Loss on time!?
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eternalwarrior1592Vierjoki,T14291–0

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