G4 NM Cabellon

ASKAL Summer Workshop
MERALCO Chess Club
Pasig City, Philippines
Day 3 Q's Gambit Clock Simul [90-60 minutes]
White: NM Gerry Cabellon
Black: Rhal Sol Cruz

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Nbd7 5.Nc3 Be7 6.e3 O-O

7.cxd5
This is the Exchange Variation. It was played in Petrosian vs Spassky in World Championship 1969.

Other moves are:
7.   c5 - Steinitz vs Lasker in World Championship 1894
7. Rc1 - Capablanca vs Lasker in World Championship 1921 and Alekhine vs Capablanca in World Championship 1927.

7... exd5 8.Bd3

8... b6
[8... c6]

9.O-O Bb7 10.Rc1 c5 11.Bb1
Petrosian continued with 11.Bf5 against Spassky. But Bb1 is not a bad move, it was played in Hruby vs Gunsberg, Pillsbury vs Schlecter, Tarrasch vs Schlecter, Tarrasch vs Burn, to name few.

11... Rc8
[11... Ne4 12.Bf4 Rc8 13.Qe2 f5]

12.dxc5 bxc5 13.Qe2 Qb6! 14.Rfd1 Rfe8
[14... h6 15.Bf4 Bd6 16.Bxd6 Qxd6]

15.Na4 Qa5 16.b3 Ba6 17.Qd2 Qxd2 18.Rxd2

18... Bb7
[18... c4 19.bxc4 Rxc4 20.Rxc4 dxc4]

19.Bf5 Rc7 20.Bf4 Rc6 21.Rde2 g6! 22.Bh3 Bc8
[22... c4]

23.Bg3

23... Nb6??
[23... Ra6]

24.Nxc5
[24.Nd4 +-]

24... Bxh3 25.gxh3 Rec8 26.b4 Na4??
[26... Nc4]

27.Nd4 +-