A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3
1.c4 d6 2.Nc3 c5 3.Nf3 Nc6 4.g3 Bd7 5.Bg2 g6 6.0-0 Bg7 7.Nd5 Nf6 8.Ne3 it's unclear what the point of the maneuver was [8.Qb3 0-0= ]
8...0-0=/+ 9.d4 Ng4 [9...cxd4 10.Nxd4 Nxd4 11.Qxd4=/+ ]
10.Nxg4 [10.dxc5 dxc5 11.Nd5 e6= ]
10...Bxg4 11.dxc5?! [11.d5 Bxf3 12.exf3 (12.Bxf3 Ne5 13.Qb3 Nxf3+ 14.Qxf3 Qd7= ) 12...Nd4= ]
11...dxc5=/+ 12.a3?! [12.Bd2=/+ ]
12...Qxd1-/+ 13.Rxd1 Rad8 14.Rd3 [14.Re1!?-/+ ]
14...Bf5-+ 15.Rxd8 Rxd8 White's in a lot of trouble here, his development is lagging behind
16.h4 [16.Nd2 Nd4 17.Bf1 Nxe2+ 18.Bxe2 Bxb2-+ ]
16...Rd1+ 17.Kh2 Ne5?! Black could have won at least a pawn here [>=17...Be6 18.e3 (18.Nd2 Nd4 19.e3 Ne2 20.Nb3 Bxc4 21.Bf3 Nxc1 22.Bxd1 Nxb3-+ ) 18...Bxc4-+ ]
18.Nxe5-/+ Bxe5 19.Bxb7 Re1 20.e3 Bd4?? [>=20...Bd3-/+ ]
21.exd4+/- cxd4 22.Bf3 d3? [>=22...e5 23.g4 Bd7+/- ]
23.b4?? [>=23.g4 Bd7 24.b3+- ]
23...d2-/+ 24.Bb2 h6? [>=24...Be4! 25.Bxe4 Rxa1-/+ and White has to give up a bishop to stop Black from getting a new queen 26.Bf3 d1Q 27.Bxd1 Rxd1+/- here White has one pawn for the exchange, but Black should have excellent winning chances]
25.Rd1!+- this stops Black in his tracks
25...h5 26.Rxd2 Bg4? 27.Rd8+ Kh7 28.Rh8# 1-0