(1) Marsh,R - Flack,P [A40]
Hampshire Individual, 16.02.1991
[,third]



1.d4 b5!? 2.a4 b4 3.c4 e6 4.Nf3 Bb7 5.Nbd2 c5 6.e3 Nf6 7.Bd3 Nc6 8.0-0 Qc7 9.Nb3 Ng4!? 10.g3 h5 11.e4 h4 12.Bf4 e5 13.Nxh4 exf4 14.Qxg4 fxg3 15.hxg3
[ 15.fxg3! ]

15...Bd6 16.Nf3
[ Black gets a winning attack after, say 16.e5 Bxe5 17.dxe5 Nxe5 18.Rfe1 0-0-0 19.Rxe5 Qxe5 20.Nd2 g5 21.Ndf3 Qxb2 22.Rb1 Qc3 23.Be4 gxh4 24.Bxb7+ Kxb7 25.Nxh4 Rhe8 ]

16...0-0-0 17.d5 Ne5 18.Nxe5 Bxe5 19.Rab1 Rh6 20.f4 Bf6 21.Kg2 Rg6 22.Qf3
[ 22.Qh3! ]

22...Bh4! 23.g4 Rh8 24.Rh1 Qd8 25.Nxc5?
[ 25.e5! and White looks to be winning!]

25...Qb6! 26.Nxb7 Kxb7 27.e5?
overlooking...

27...Rxg4+! 28.Kf1 Rg3 29.Qe2 Rxd3!
...repeating the theme!

30.Rxh4 Rxh4 31.Qxd3 Rxf4+ 32.Kg2
[ 32.Ke2 Qf2+ 33.Kd1 Rd4 Would follow. Understandably, this game won the "greatest upset" prize!] 0-1