11 Jan 2020

A01 Nimzowitsch-Larsen Opening (1.b3 d6 2.Bb2 e5 3.g3 Nf6 4.Bg2 g6)

A01 Nimzowitsch-Larsen Opening (1.b3 d6 2.Bb2 e5 3.g3 Nf6 4.Bg2 g6)
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MoveNResultElo
1.e41,166,62354%2421
1.d4947,29855%2434
1.Nf3281,60256%2441
1.c4182,10256%2442
1.g319,70256%2427
1.b314,26554%2427
1.f45,89748%2377
1.Nc33,80151%2384
1.b41,75648%2380
1.a31,20654%2404
1.e31,06848%2408
1.d395450%2378
1.g466446%2360
1.h444653%2374
1.c343351%2426
1.h328056%2418
1.a411060%2466
1.f39246%2436
1.Nh38966%2508
1.Na34262%2482
1.b3 A01 Nimzo-Larsen Attack d6 1...e5 2.Bb2 1-0 (44) Basman,M (2405) -Bronstein,L (2346) Ribnica 1979 2.Bb2 e5 3.g3 Nf6 4.Bg2 g6 A01 Nimzowitsch-Larsen Opening 5.d3 Bg7 6.Nd2 6.Nf3 6.e3 0-0 7.Ne2 Nbd7 8.Nd2 Re8 9.h3 c6 10.g4 d5 11.Ng3 h6 12.0-0 Nc5 13.Qe2 d4 14.Rae1 Be6 15.e4 g5 16.Bc1 a5 17.a3 b5 18.Nf3 Qc7 19.Nf5 Bd7 20.h4 Bxf5 Baier,P (2076)-Kraus,F (2021) Havirov 2013 1/2-1/2 6...0-0 6...Nc6= 7.Ngf3 7.e4 7...Nc6 7...c5 8.0-0N White should play 8.e4= 8.c4 Nh5 9.Qc1 Be6 10.Bc3 d5 11.cxd5 Bxd5 12.Qb2 Nd4 13.e4 Be6 14.Bxd4 exd4 15.Qc2 Rc8 16.0-0 c5 17.a4 b6 18.Rfe1 a6 19.e5 b5 20.axb5 axb5 21.Ne4 Qb6 22.Ra3 c4 Basman,M (2405)-Bronstein,L (2346) Ribnica 1979 1-0 (44) 8...Ng4 8...a5 9.h3 9.e4 9...Nh6 9...Nf6= 10.e4 10.c4 10...Bd7 10...a5 11.Nc4 11.c3± 11...Qc8 11...f5 12.Kh2= f5 13.exf5 13.c3 13...gxf5 13...Nxf5= 14.a4 a6 14.Qe2?
14.Ng5± 14...Nf7? 14...b5 and life is bright. 15.Nfxe5 dxe5 16.Nxe5 Nxe5 17.Bxe5 Bxe5 18.Qxe5 c6 15.Nfd2? 15.Nh4!+- 15...Ng5 15...Qd8= 16.Qh5? 16.f4!± exf4 17.gxf4 Bxb2 18.Nxb2 16...h6? 16...Ne6! 17.Nf3? 17.f4!+- Ne6 18.fxe5 17...Nxf3+ 17...Ne6 18.Bxf3 f4 18...Be6= remains equal. 19.Bd5+ 19.Nd2± 19...Kh8 19...Be6 20.Be4 Qe8 21.Qxe8 Raxe8 20.gxf4? 20.Rae1 20...Rxf4 21.Ne3 Be8 22.Qe2 22.Qd1 22...Nd4 Black should try 22...Rh4!-+ 23.Bg2 Nd4 24.Bxd4 Bc6 23.Qd1? 23.Bxd4! exd4 24.Ng2 23...Rh4-+ 24.Bg2 Bd7 25.Rh1 Bxh3 25...Qd8 Strongly threatening ...Qf6. 26.Kg1 Qg5 26.Kg1 Bxg2! 27.Rxh4 27.Nxg2 Rxh1+ 27...Bf3 27...Nf3+ 28.Kxg2 Nxh4+ 29.Kf1 28.Qe1? 28.Qf1 is tougher. Be2 29.Qh3 Nf3+ 30.Kg2 Nxh4+ 31.Qxh4 28...Qd8 29.Rh3 With the idea Bxd4. Qg5+ 30.Kh2 intending Qg1. Qf4+ 31.Rg3 Ne2 32.Ng2 Qf5 32...Qf6-+ ...Rf8 is the strong threat. 33.Qf1 Rf8 33.Nh4 Qh5 34.Rxf3 Qxh4+ 35.Rh3 Qf4+! Black has strong compensation. Black wants a kill. Inferior is 35...Qg4 36.f3± 36.Kh1 36.Rg3 Nxg3 37.fxg3 36...Qg4-+
37.Rg3? 37.Kh2 Nf4 38.Rg3 Qh5+ 39.Kg1 37...Qh4+? 37...Qh5+? 38.Kg2-+ 37...Nxg3+-+ 38.fxg3 Qh3+ 39.Kg1 Rf8 38.Kg2 Nf4+ Resist 38...Nxg3 39.fxg3 Qh5 40.Qe4 38...Qh5!-+ 39.f3 Nxg3 40.Qxg3 Kh7 39.Kf3? 39.Kg1 nothing else works. 39...Rf8? 39...e4+!-+ has better winning chances. 40.Qxe4 40.dxe4 Bxb2 40...Bxb2 41.Qxf4 Qxf4+ 42.Kxf4 Bxa1 40.Ke3 Qh2? 40...Nh3-+ 41.f3 Bf6 42.Rxh3 Qxh3 41.Qg1!± But not 41.Kd2? Nh5-+ 41...Nd5+ 42.Kd2? 42.Ke2± is necessary to keep the advantage. Qh5+ 43.f3 42...Qxf2+ 43.Qxf2 Rxf2+ 44.Ke1 Rxc2 45.Rb1 Bf6 46.Rh3 Bg5 47.d4 47.Kf1 was necessary. 47...exd4? 47...Nf4-+ and Black stays clearly on top. 48.Kd1 Rxb2 49.Rxb2 Nxh3 50.dxe5 dxe5 48.Bxd4+ Kh7 49.a4 49.Bxa7 is a better defense. Rxa2 50.Bd4 49...Nf4 49...c5-+ 50.Bg1 Nc3 50.Rf3 50.Rc3 keeps fighting. Rxc3 51.Bxc3 50...Rh2 50...c5-+ 51.Kd1 Rg2 51.Rb2 51.Rd1 51...Rh1+-+ 52.Kf2 52.Kd2 52...Bh4+ 52...Rd1-+ is more deadly. 53.Bxa7 Nd3+ 54.Rxd3 Rxd3 53.Ke3 Nd5+? 53...Bg5-+ aiming for ...Rd1. 54.Ke4 Re1+ 55.Kf5 Ng6 54.Ke4= c6 55.Bxa7 Re1+ 56.Kf5? 56.Kd3= 56...Re5+ 56...h5! 57.Bd4 c5 57.Kg4 Bg5 57...Bf6! 58.Rd2 Kg6 58.Rf7+ 58.Bf2= 58...Kg6 59.Rxb7 Nf6+? 59...c5! keeps the upper hand. 60.Kh3 Re3+ 61.Kg2 Nf4+ 62.Kg1 Rg3+ 63.Kh1 Rh3+ 64.Rh2 Re3 60.Kg3 Better is 60.Kh3± 60...Kh5? 60...c5!= and Black is okay. 61.Rh2+ Kg6 62.Bd4 Rd5 63.Bxf6! Kxf6?± Endgame KRR-KRB 63...Rd3+± 64.Kg4 Bxf6 64.a5? 64.Ra2+- 64...Rxa5= 65.Rb6 Ra3 65...Rc5= 66.Rxc6 66.Rb2 66...Rxb3+ 67.Kg4 Rd3 68.Rxd6+? 68.Rc8= 68...Rxd6-+ Black is clearly winning. 69.Rf2+ Kg6 70.Rg2 Rd4+ 71.Kf3 Rd3+ 72.Ke2 Rd2+ 73.Kf1 Accuracy: White = 19%, Black = 17%.
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WhiteEloWBlackEloBRes
Vierjoki,T1548Kojjootti15351–0

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