(1) Mabe,Chris (2277) - Chumachenko,Andre (2444) [A34] SC Championships Columbia, SC (4), 28.10.2007 [Fritz 9 (100s)] A30: Symmetrical English: Double Fianchetto and Hedgehog 1.Nf3 Nf6 2.c4 c5 3.Nc3 d5 4.d4 cxd4 5.Nxd4 e5 6.Nf3 d4 7.Nb5 Nc6 8.e3 a6 9.Na3 Bg4N [9...Bb4+ 10.Bd2 dxe3 11.fxe3 Qb6 12.Bxb4 Qxe3+ 13.Qe2 Qxe2+ 14.Bxe2 Nxb4 15.Nxe5 0-0 16.Nf3 Re8 17.Nd4 Bg4 18.Rd1 Rad8 19.h3 Bxe2 20.Nxe2 Nd3+ 21.Kf1 Ne4 22.Rg1 Nxb2 23.Rxd8 Rxd8 24.g4 Lang,L (1192)-Jaenig,R (2090)/Bad Woerishofen 2001/CBM 081 ext/0-1 (34)] 10.Be2 d3! Decoy: c3 11.Bf1 [11.Qxd3 e4 Double attack (11...Bb4+ Decoy) ; 11.Bxd3 e4 Double attack (11...Bb4+ Decoy) ] 11...e4 12.h3 [12.Bxd3 does not help much 12...exf3 13.gxf3 Ne5 14.fxg4 Nxd3+ (14...Qxd3?! 15.Qxd3 Nxd3+ 16.Ke2-+ ) 15.Ke2 Qd7-+ (15...Nxg4?! 16.Qa4+ Ke7 17.f3-+ ; ‹15...Nxc1+ 16.Rxc1 Qa5 17.c5-+ ) ] 12...Bh5 [>=12...exf3!? seems even better 13.hxg4 Bb4+ 14.Bd2 Bxd2+ 15.Qxd2-+ ] 13.g4 Nxg4 14.hxg4 Bxg4 15.Bg2 Qf6 [15...Bxf3?! 16.Bxf3 exf3 17.Qxf3 Bb4+ 18.Bd2 Bxd2+ 19.Kxd2 Qa5+ 20.Kc1-+ ] 16.Rb1 Bb4+ [Worse is 16...Bxf3 17.Bxf3 exf3 18.c5 Bxc5 19.Bd2-+ ] 17.Bd2 Bxd2+ [Not 17...Bxf3 18.Bxf3 exf3 19.Bxb4 Nxb4 20.Qa4+ Nc6 21.Kd2-+ ; Weaker is 17...exf3 18.Bf1 0-0-0 19.c5-+ ] 18.Kxd2 0-0 [18...Bxf3?! 19.Bxf3 exf3 20.c5-+ ; Inferior is 18...exf3 19.Bh3 Bxh3 20.Rxh3-+ ] 19.Rh2 [19.Qg1 what else? 19...exf3 20.Qh2-+ ] 19...Ne5 20.Nxe5 [20.Qh1 there is nothing better in the position 20...Nxf3+ 21.Bxf3 Bxf3 22.Qc1-+ ] 20...Qxf2+ [20...Qxe5? is tempting but does not stand up to the reality of the position 21.Qxg4 Qxh2 22.Qxe4+- ] 21.Kc3 Bxd1 22.Rxd1 Qg3 [22...Qg3 23.Nxd3 Qxh2 24.Bxe4 Rad8 25.Bxb7 Qc7-+ ; 22...Qf6 and Black can already relax 23.Rh5 g6 24.Bxe4 gxh5 25.Bxd3 Qxe5+ 26.Kc2-+ ] 0-1