(1) Polyakin, Vladimir L . (2128) - Borden, Brandon (1136) [B06]
NY SUMMER UNDER 2300 (2), 11.08.2007
[Fritz 10 and MI]

B06: Modern Defence

1.d4 g6 2.e4 Bg7 3.c3 Nf6 4.Bd3 0-0 5.e5
[5.Nf3 d5 6.e5 Ne4 7.0-0 c5 8.Qe2 Nc6 9.Bxe4 dxe4 10.Qxe4 Bf5 11.Qh4 Qd5 12.Be3 Rfe8 13.dxc5 Nxe5 14.Nxe5 Bxe5 15.Nd2 Rad8 16.Qa4 Bb8 17.Rfd1 Bd7 18.Qb3 Qh5 19.Nf1 Bc6 Sokolovs,A (2520)-Vokac,M (2450)/Germany 1995/GER-chT2/1/2-1/2; 5.Be3 d6 6.h3 Nc6 7.Ne2 e5 8.d5 Ne7 9.Nd2 c6 10.c4 b5 11.b3 a6 12.0-0 cxd5 13.cxd5 Nxe4 14.Nxe4 f5 15.N4c3 e4 16.Bxe4 fxe4 17.Bd4 Bh6 18.Nxe4 Nxd5 19.Bb2 Bb7 Sitaric,A (2058)-Tomerlin,S (2282)/Osijek 2004/EXT 2005/1-0]

5...Nd5
Black has a cramped position. Black's piece can't move: c8

6.Nf3N
[6.f4 d6 7.Nf3 c5 (7...dxe5 8.dxe5 c6 9.Na3 Nd7 10.Be4 Nc5 11.Bxd5 cxd5 12.0-0 b6 13.Be3 Ba6 14.Rf2 Ne4 15.Rc2 Rc8 16.Rcc1 Qd7 17.Nc2 Rfd8 18.a4 Qc7 19.Ncd4 Bc4 20.a5 bxa5 21.Qa4 Rb8 22.b3 King,D (2435)-Davies,N (2410)/Germany 1986/GER-chT/1-0 (49)) 8.Be4 Nc7 9.Qe2 cxd4 10.cxd4 d5 11.Bc2 Nc6 12.0-0 Bg4 13.Be3 Ne6 14.Qd2 Rc8 15.Nc3 Na5 16.b3 Nc6 17.a3 f6 18.exf6 Rxf6 19.Ne5 Bf5 20.Bd1 Nc7 Vega Holm,F (2350)-Palacios de la Prida,E (2260)/Marchena 1991/EXT 2002/1/2-1/2]

6...d6 7.0-0 Nc6 8.Re1
[8.exd6 exd6 9.Qb3 Nb6= ]

8...Bg4
[8...dxe5 9.Nxe5 Nxe5 10.dxe5= ]

9.exd6+/= Qxd6
[9...exd6 10.h3 Be6 11.Na3+/= ]

10.Nbd2
Diagram

10...e5!
excellent move

11.Nc4 Qe7 12.h3
[12.Ncxe5?! Bxe5 13.Bd2 Rfe8+/= ]

12...Bxf3 13.Qxf3
[13.gxf3?! Qh4 14.Nxe5 Nxe5 15.dxe5 Rad8= ]

13...Nb6
[13...Rad8+/- ]

14.Nxe5
[>=14.Bf4!? Nxc4 15.Bxc4+- ]

14...f6+/=
Secures g5.

15.Bc4+ Nxc4 16.Qd5+
Diagram White forks: c4+g8

16...Kh8??
[16...Rf7 17.Nxf7 Qxf7+/= (17...Qxe1+ 18.Kh2 Qe7 19.Nh6+ Kh8 20.Qxc4+- ) 18.Qf3 ]

17.Nxg6+!+-
Decoy: g6

17...hxg6 18.Rxe7 Nxe7 1-0