Yermolinsky,Alex (2568) - Sharma,Arun (2356) [D36]
2011 Vegas Chess Festival Las Vegas, NV (4), 11.06.2011
[Rybka 3 (30s)]
D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Qc2 0-0 6.cxd5 exd5 7.Bg5 c6 Covers b5 8.e3 Nbd7 9.Bd3 Re8 10.0-0 Nf8 11.h3 Controls g4 [11.Ne5 N6d7 12.Bxe7 Qxe7+/=] 11...g6 Secures f5 [11...Ng6 12.Rac1+/=] 12.Rab1 [12.Bh4 Ne4 13.Bxe7 Qxe7 14.Bxe4 dxe4+/=] 12...a5 [12...Ne6 13.Bh4+/=] 13.Bf4 Ne6 14.Bh2 [14.Be5 Ng7+/=] 14...Ng7 15.Na4 [15.Qb3 Bd6=] 15...Bf5= Diagram
16.Ne5N [16.Rbc1 Bxd3 17.Qxd3 Ne4 18.Qb3 Ra7 19.Nc3 Bd6 20.Nxe4 Bxh2+ 21.Kxh2 Rxe4 22.Ne5 a4 23.Qa3 f6 24.Nd3 Qe7 25.Qxe7 Rxe7 26.b4 axb3 27.axb3 Ra3 28.Nc5 Ne6 29.Nxe6 Rxe6 30.b4 Rb3 31.Rb1 Rxb1 32.Rxb1 Kf7 33.b5 b6 34.g4 cxb5 35.Rxb5 Rd6 36.Kg3 Ke6 37.h4 Kd7 38.Rb3 Kc6 39.Rc3+ Kb7 40.Rb3 Kc6 41.Rc3+ Kb7 42.Rb3 Kc6 43.Rc3+ Kb7 1/2-1/2 (43) Grabarczyk,M (2469)-Kalvaitis,S (2237)/Wroclaw 2009/OM 2] 16...Bxd3 17.Qxd3 [17.Nxd3 Ne4=] 17...Nf5 18.Rbc1 Ra7 [18...Bd6 19.Qb3 Qe7 20.Nd3=] 19.Rfd1 Nd7 20.Qb3 Nxe5 21.dxe5 White has new doubled pawns: e3+e5 21...b5 Black threatens to win material: b5xa4 [21...Ng7 22.Nc3=] 22.Nc3 Qb6 Diagram
Black prepares b4 23.a4 White threatens to win material: a4xb5 [23.Ne2 Bc5+/=] 23...b4 Black threatens to win material: b4xc3 [23...d4 24.g4 Nxe3 25.fxe3 dxc3 26.Rxc3=/+] 24.Ne2 Bc5 [24...Raa8 25.Nd4 Nxd4 26.exd4+/=] 25.Kh1 [25.Rd2 Be7+/=] 25...Ra6 26.Qd3 [26.Qc2 Bf8+/=] 26...Bf8 27.b3 Raa8 28.Nd4 Exerts pressure on the backward pawn 28...Nxd4 29.exd4 Black has a new backward pawn: c6 29...Rac8 [29...Bg7 30.Rf1+/=] 30.f4 Red8 [30...c5 31.Bg1 c4 32.bxc4+/=] 31.Bg1 c5 [>=31...Re8!?+/= deserves consideration] 32.dxc5+- Bxc5?? Black has lost his nerve... understandable when you consider his position. [>=32...Qe6 33.Qb5 d4+-] 33.Rxc5 Rxc5 34.Qd4 Diagram
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