Here are the games from the top 4 boards. Thanks to Hugh Brodie for regularly and promptly posting the PGNs on Chesstalk.
Game 1
An uneventful draw has neither side took any risks.
Game 2
GM Bruzon sacrifice queenside pawn in Benko Gambit style and eventually converted and extra exchange.
Game 3
Cheng sacrificed a pawn early but hit a brick defensive wall. Eventually GM Rozentalis consolidated and converted a nice QB-QB ending with opposite color bishops.
Game 4
GM Chirila kept grinding away at an equal QB-QB position until his persistence was rewarded.
GM Bruzon(left)
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An uneventful draw has neither side took any risks
Sulskis,Sarunas (2559) - Sokolov,Ivan (2650)
Four Knights 4…Bd6[C48]
COQ Invitational 2013
Montreal CAN (4.1), 23.07.2013
1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bd6 5.0–0 0–0 6.d4 Nxd4 7.Nxd4 exd4 8.Qxd4 Qe7 9.Re1 Bc5 10.Qd1 d6 11.Be3 Bxe3 12.Rxe3 Qe5 13.Qd2 Be6 14.Rae1 Rad8
14...Rad8
Game 2
GM Bruzon sacrifice queenside pawn in Benko Gambit style and eventually converted and extra exchange.
GM Bruzon sacrifice queenside pawn in Benko Gambit style and eventually converted and extra exchange.
Roussel-Roozmon,Thomas
(2476) - Bruzon,Lazaro (2689)
King’s Indian 5.Bd3[E70]
King’s Indian 5.Bd3[E70]
COQ Invitational 2013
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Bd3 0–0
6.Nge2 Nbd7 7.Bc2 a6 8.0–0 c5 9.d5 Ne5 10.b3 b5 11.cxb5 axb5 12.Nxb5 Ba6
13.Nec3 Ne8 14.Bg5 Nc7 15.a4 Qd7 16.Nxc7 Qxc7 17.Re1
17...Nd3 18.Bxd3 Bxc3 19.Bxa6 Rxa6 20.Qd3 Qa5 21.Rec1 Bxa1 22.Rxa1 Ra7 23.Bd2 Qa6 24.Qxa6 Rxa6 25.a5 Rb8 26.Ra3 Ra7 0–1
17.Re1
17...Nd3 18.Bxd3 Bxc3 19.Bxa6 Rxa6 20.Qd3 Qa5 21.Rec1 Bxa1 22.Rxa1 Ra7 23.Bd2 Qa6 24.Qxa6 Rxa6 25.a5 Rb8 26.Ra3 Ra7 0–1
Game 3
IM Cheng sacrificed a pawn early but hit a brick defensive wall. Eventually GM Rozentalis consolidated and converted a nice QB-QB ending with opposite color bishops.
IM Cheng sacrificed a pawn early but hit a brick defensive wall. Eventually GM Rozentalis consolidated and converted a nice QB-QB ending with opposite color bishops.
Cheng,Bindi (2406) -
Rozentalis,Eduardas (2619)
Queen’s Indian 7.Re1
a5[E17]
COQ Invitational 2013
1.Nf3 b6 2.g3 Bb7 3.Bg2 Nf6 4.0–0 e6 5.c4 Be7
6.d4 0–0 7.Re1 a5 8.d5 exd5 9.Nh4 Bb4 10.Rf1 c6 11.cxd5 Nxd5 12.e4 Ne7 13.a3
Bc5 14.Nc3 d6 15.Bf4 Na6 16.Qb3 Ng6 17.Nxg6 hxg6 18.Rad1 Qe7 19.Na4 g5 20.Bc1
b5 21.Nxc5 Nxc5 22.Qe3 f6 23.h4 gxh4 24.gxh4 a4 25.Qg3 Nxe4 26.Qe3 Rae8 27.Rfe1
Qf7 28.Bxe4 d5 29.Bxd5 cxd5 30.Qg3 Rxe1+ 31.Rxe1 Re8 32.Rxe8+ Qxe8 33.Qe3
33...Qc8 34.Kf1 d4 35.Qf4 Qc4+ 36.Kg1 Bc6 37.Bd2 Qe2 38.Kh2 Qf1 0–1
33.Qe3
33...Qc8 34.Kf1 d4 35.Qf4 Qc4+ 36.Kg1 Bc6 37.Bd2 Qe2 38.Kh2 Qf1 0–1
Game 4
GM Chirila kept grinding away at an equal QB-QB position until his persistence was rewarded.
GM Chirila kept grinding away at an equal QB-QB position until his persistence was rewarded.
Chirila,Ioan-Cristian
(2528) - Ostrovskiy,Aleksandr (2403)
Slav Exchange 7.Rc1[D10]
COQ Invitational 2013
1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nc3 Nc6 5.Bf4
Nf6 6.e3 Bf5 7.Rc1 Rc8 8.Nf3 e6 9.Ne5 Nxe5 10.Bxe5 a6 11.Qb3 Qd7 12.Be2 Ne4
13.f3 Nd6 14.Kf2 Nc4 15.Rhd1 Nxe5 16.dxe5 Bc5 17.Na4 Ba7 18.Nb6 Bxb6 19.Qxb6
0–0 20.Qd4 Rxc1 21.Rxc1 Rc8 22.Rc5 Qd8 23.Qc3 Rxc5 24.Qxc5 h5 25.g3 Kh7 26.b4
f6 27.Qd6 Qc8 28.exf6 gxf6 29.Qe7+ Kg6
30.g4 hxg4 31.fxg4 Be4 32.h4 Qh8 33.h5+ Kg5 34.Qxe6 Qb8 35.Qe7 Qh2+ 36.Ke1 Qg1+ 37.Kd2 Qf2 38.Qg7+ Kh4 39.Qh6 Kg3 40.Qf4+ Qxf4 41.exf4 Kxf4 42.Bd3 Kg5 43.Bxe4 dxe4 44.Ke3 f5 45.gxf5 Kxf5 46.h6 Kg6 47.Kxe4 Kxh6 48.Kd5 Kg5 49.Ke4 1–0
29...Kg6
30.g4 hxg4 31.fxg4 Be4 32.h4 Qh8 33.h5+ Kg5 34.Qxe6 Qb8 35.Qe7 Qh2+ 36.Ke1 Qg1+ 37.Kd2 Qf2 38.Qg7+ Kh4 39.Qh6 Kg3 40.Qf4+ Qxf4 41.exf4 Kxf4 42.Bd3 Kg5 43.Bxe4 dxe4 44.Ke3 f5 45.gxf5 Kxf5 46.h6 Kg6 47.Kxe4 Kxh6 48.Kd5 Kg5 49.Ke4 1–0
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