28 Dec 2019

A00 Irregular Openings (1.g3 d5 2.Bg2 e5 3.d4)

A00 Irregular Openings (1.g3 d5 2.Bg2 e5 3.d4)
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1.g3 d5 1...e5 2.Bg2 1-0 (29) De Sousa,J-Jones,G Sydney 2002 2.Bg2 e5 3.d4 A00 Irregular Openings e4 4.Nc3 4.Nh3 Bd6 5.c4 c6 6.Nc3 Ne7 7.0-0 0-0 8.Qb3 dxc4 9.Qxc4 Be6 10.Qa4 f5 11.Ng5 Bf7 12.Nxf7 Rxf7 13.f3 exf3 14.Bxf3 Nd7 15.Bg5 Qb6 16.Kh1 Qxb2 17.Rfc1 Qb4 18.Qd1 Qa5 Alvarado Diaz, A (2441)-Ljubojevic,L (2571) Linares 2016 0-1 (43) 4.c4 c6 5.Nc3 Bb4 6.Qb3 Na6 7.cxd5 cxd5 8.Bd2 Ne7 9.Nxe4 dxe4 10.Bxb4 Be6 11.Bxe7 Qxe7 12.Qb5+ Bd7 13.Qxb7 0-0 14.Qxa6 Qb4+ 15.Kf1 Qxb2 16.Re1 Qxd4 17.Qa3 Rab8 18.h4 Rb2 Mulenko,A (2109)-Havelka,O (2124) Vsetin 2018 1-0 (60) 4...c6N 4...Nf6 5.f3 5.Nh3 Be7 6.0-0 0-0 7.Bg5 Nbd7 8.e3 Re8 9.f3 exf3 10.Qxf3 c6 11.Rae1 h6 12.Bh4 Nf8 13.Bxf6 Bxf6 14.Nf4 Nh7 15.Nh5 Be6 16.Ne2 Qd7 17.Nc3 Rad8 18.Kh1 Bg4 19.Nxf6+ Nxf6 Melnikov,A (2113)-Bauer,B (1975) Gau Algesheim 2014 0-1 (47) 5...exf3 6.Nxf3 Nc6 7.Ne5 Be6 8.Bf4 Bb4 9.Bd2 Nxd4 10.Nd3 Nc6 11.Nxb4 Nxb4 12.a3 Nc6 13.Bf4 Ne7 14.Nb5 0-0 15.Nxc7 Rc8 16.Nxe6 fxe6 17.Bh3 Rc6 18.Qd3 Nd7 19.0-0-0 De Sousa,J-Jones,G Sydney 2002 1-0 5.h3 Bd6 6.Be3 6.e3 is a better defense. 6...Be6 6...Ne7-+ 7.Bg5 h6 8.Bxe7 Qxe7 7.Qd2 Nd7 8.f3? 8.Bf4 Bxf4 9.Qxf4 8...f5? 8...Bxg3+-+ is more deadly. 9.Kd1 f5 9.0-0-0? 9.Bf4 was worth a try. Nb6 10.b3 9...Ngf6 Not 9...Bxg3 10.h4 10.g4 10.Na4 was called for. 10...fxg4? 10...Nb6-+ 11.b3 0-0 11.hxg4 11.fxe4 dxe4 12.hxg4 11...exf3? 11...Nb6! aiming for ...Nc4. 12.b3 Ba3+ 13.Kb1 Nc4! 14.bxc4 Qb6+ 15.Nb5 dxc4 12.exf3 Qc7 12...Nb6= 13.g5 Ng8 14.f4 14.Na4 14...0-0-0 14...Nb6= 15.Qe2 0-0-0 15.Nf3 15.Na4! 15...Ne7= 16.Ne5 16.Kb1 16...Nf5 16...h6= 17.Nxd7? 17.Bf2 17...Qxd7? 17...Nxe3-+ 18.Ne5 18.Nc5? Bf5-+ 18...Nxd1 19.Qxd1 h6 18.Rhf1 18.Kb1 18...Rhe8 18...Nxe3-+ 19.Qxe3 Rde8 19.Bg1? 19.Rde1 19...Qc7 19...Nh4-+ 20.Bh1 Bh3 20.Bh2 20.Kb1 20...Re7 Black should try 20...Kb8-+ 21.Rde1 Bd7 21.Bh3 21.Rfe1 keeps fighting. 21...Rde8 22.Rde1
22.Kb1 22...Bd7 22...Nxd4!-+ 23.Bxe6+ 23.Qxd4 Bxh3 23...Rxe6 24.Rxe6 Nxe6 23.Rd1? 23.Rxe7 is tougher. Rxe7 24.a3 23...Ne3-+ 24.Bxd7+ Qxd7 25.Rde1 25.f5 Nxf1 26.Rxf1 25...Nxf1 26.Rxf1 Re4? 26...Qh3-+ and Black stays clearly on top. 27.Rg1 Re3 27.Nxe4 dxe4 28.Re1 28.Qe3 28...Qf5 28...Qe6 29.a3 e3 29.c3 Rf8 29...Rh8 30.Qc2 Bxf4+ 31.Bxf4 Qxf4+ 32.Qd2 Qf5 30.b4 Better is 30.Qe3 30...Bxf4 30...Re8 31.Kb2 a5 31.Bxf4 Qxf4 32.Qxf4 Rxf4 33.Rg1 White should play 33.Rh1 33...e3 34.Kd1 Rf2 Accuracy: White = 10%, Black = 13%.
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dmitry_67-Vierjoki,T-0–1
glaglayawala-Vierjoki,T-1–0

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