Round Four: Larsen's Opening
Jim West (USCF 2200) - Michael O'Connor (USCF 1851), Rahway NJ 7/25/2012
1.b3 d5 2.Bb2 Bg4 3.d3 Nf6 4.Nd2 Nbd7 5.Ngf3 e6 6.h3 Bh5 7.g3 Bc5 8.Bg2 c6 9.O-O O-O 10.a4 Qc7 11.Kh2 Bg6 12.Qe1 Rfe8
13.Ba3 Bxa3 14.Rxa3 Ne5 15.Nxe5 Qxe5 16.Nf3 Qd6 17.Ra1 Rad8 18.Qa5 c5 19.c4 d4 20.Nh4 e5 21.Nxg6 hxg6 22.Qxa7 e4 23.Qa5 exd3 24.exd3 Re2 25.Rae1 Rde8 26.Rxe2 Rxe2 27.Qa8+ Kh7 28.Qxb7 Rd2 29.Qf3 Rb2 30.Ra1 Rxb3
31.a5 Qb8 32.a6 Qa7 33.Qa8 Qxa8 34.Bxa8 Nd7 35.Bc6 Nb8 36.a7 Nxc6 37.a8=Q Nb4 38.Qe4, Black resigns.
