2 Feb 2020

A05 Réti Opening: 1.Nf3 Nf6 (1.b3 e5 2.e3 Nf6 3.Nf3 d6 4.Bb2)

A05 Réti Opening: 1.Nf3 Nf6 (1.b3 e5 2.e3 Nf6 3.Nf3 d6 4.Bb2)
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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 e5 A01 Nimzo-Larsen Attack: Modern Variation 2.e3 Nf6 3.Nf3 d6 4.Bb2 A05 Réti Opening: 1.Nf3 Nf6 Bg4 5.Be2 Nc6 5...Be7= 5...Nbd7 6.d4 e4 7.Nfd2 Bxe2 8.Qxe2 d5 9.c4 c6 10.Nc3 a6 11.0-0 Bd6 12.f3 Qe7 13.fxe4 dxe4 14.Rf5 0-0 15.c5 Bc7 16.Nc4 Qe6 17.Rff1 Nd5 18.Nxd5 cxd5 19.Nd2 f5 20.Ba3 Doucet,A (1901)-Peyre,T (2072) Avoine 2012 0-1 (54) 6.d4 6.0-0± 6...e4N 6...exd4= 7.Nxd4 Bxe2 8.Qxe2 Nxd4 9.Bxd4 c6 9...a6 10.0-0 Be7 11.Qf3 Qd7 12.c4 0-0 13.Nc3 c6 14.h3 b5 15.Rac1 bxc4 16.Na4 Qe6 17.Rxc4 d5 18.Rc2 Ne4 19.Rfc1 Bh4 20.Rxc6 Rac8 21.Qg4 Qxg4 22.hxg4 Rxc6 23.Rxc6 Nxf2 24.Nc3 Gundersen,H (2226)-Villing,D (2174) Dresden 2007 1-0 (39) 7.Nfd2 Bxe2 7...Bf5 8.Qxe2± White is better. d5 9.c4 9.0-0± 9...Nb4 10.0-0 Nc2 11.cxd5 11.Nxe4! keeps the upper hand. Nxa1 12.Nxf6+ Qxf6 13.Bxa1 11...Qxd5? 11...Nxa1 keeps the pressure on. 12.Qb5+ Qd7 13.Qxb7 Qxd5 14.Qxc7 Nxb3! 15.axb3 Bd6 12.Nc3 Black is under strong pressure. Qd7 12...Qh5 13.Rac1 Stronger than 13.Ncxe4 Nxe4 14.Nxe4 Nxa1 Weaker is 13.Ndxe4 Nxa1 14.Nxf6+ 14.Bxa1 Nxe4 15.Nxe4 0-0-0 14...gxf6= 13...Nb4 14.Ndxe4 Nxe4 15.Nxe4 Nxa2 16.Ra1 Nb4 17.Nc5 17.Rfd1+- and White stays clearly on top. 17...Bxc5± 18.dxc5 0-0 19.Rfd1 19.Qc4± Nc6 20.Rfd1 19...Qf5 19...Qe6= 20.Qc4 Nc6 21.Rd5 21.e4± Qe6 22.Qxe6 fxe6 23.Rd7 21...Qg6 21...Qe6 22.h4 White should play 22.h3± 22...h6! 23.h5 Qe6! 24.Qc3 24.Bc3± 24...f6= 25.Rad1 Rad8 26.Rxd8 Rxd8 27.Rxd8+ Nxd8 28.b4 Qg4 29.Qd2 Nc6 30.b5 Ne5 White must now prevent ...Nf3+. 31.Bxe5 fxe5 Endgame KQ-KQ 32.Qd5+ Kh7 33.Qxe5 c6 34.bxc6 bxc6 35.f3 Qa4! 36.Qf5+ Kg8 37.e4 a5 37...Qd4+= keeps the balance. 38.Kf1 Qd1+ 39.Kf2 Qd2+ 40.Kg3 a5 41.Qe6+ Kh7 38.e5 38.Qe6+± Kf8 39.Qd6+ Ke8 40.Qb8+ Kf7 41.Qb7+ Kf8 42.Qc8+ Kf7 43.Qd7+ Kg8 44.Kh2 38...Qd4+ 39.Kh2 Qxc5 40.Qc8+ Kf7 41.e6+ Kf6 42.Qe8! Qe5+ 43.Kg1 Qf7+ is the strong threat. Qxe6 44.Qg6+ Ke5 45.Qxg7+ Kd6 aiming for ...Qe1+. 46.Qd4+ Qd5! 47.Qf4+ Qe5 48.Qxh6+ Kd5 48...Ke7= 49.Qd2+ 49.Kf1!± 49...Ke6 50.h6 And now h7 would win. Qc5+? 50...Kf6= 51.Kh2? 51.Kf1 Threatens to win with h7. Qc4+ 52.Kf2 Qh4+ 53.Ke2 Qc4+ 54.Kd1 Qa4+ 55.Qc2 Qa1+ 56.Kd2 51...Qh5+ 51...Qe5+ 52.f4 Qf5 52.Kg3+- Qe5+ 53.Kh4 Qf6+ 54.Kh3 Qf5+
54...c5± 55.Qe2+ Kf7 55.Kh2 55.Kh4!+- is more deadly. Qf6+ 56.Kg3 55...Qh5+? 55...Kf7± is a better defense. 56.Kg1 Qc5+?
56...Qe5 57.h7 Qa1+ 58.Kf2 Kf7 59.Qd7+ Kg6 57.Kf1! Hoping for h7. Kf6 58.Qb2+ Kf5 59.g4+ Kf4 60.Kg2 Qd5 61.Qf6+ Ke3 62.Qe7+ Kd2 63.h7 Qd4 64.Qg5+ 64.Qe8 Kc2 65.h8Q Qc3 66.Qxc3+ Kxc3 67.Qxc6+ Kd3 68.Kf2 Kd4 69.g5 64...Ke2 65.Qe7+ Kd2 66.Qe8 Accuracy: White = 39%, Black = 36%.
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WhiteEloWBlackEloBRes
Kojjootti1740Vierjoki,T17711–0

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