(5) Simagin,V - Abramson
Vladimir, 1960
[Dvoretsky]

/\a4

18.Th4!!
/\Rdh1 [ 18.hxg6 a4! ; 18.Dd3 Dxd3 19.cxd3 Sxh5 ]

18...Tdb8
[ /\18...a4 19.Lc4! Dxc4 20.Lxf6 ; 18...Sxh5 19.Lxg7 Kxg7 20.g4 Sf6 ( 20...a4!~~ ) 21.Dh6+ Kg8 22.g5 Sh5 23.Lc4 Dc5 24.Txh5 gxh5 25.Ld3+- ; >=18...Tdc8! 19.hxg6 fxg6! ( 19...hxg6 20.Tdh1 a4 21.Lxf6 Lxf6 22.Txb4+/- ) 20.Dd3 ( 20.Tdh1 a4 21.Lxf6 axb3! ; 20.De3 a4 21.De6+ Kf8 22.Lxf6 exf6 23.Dxd6+ Kg8 24.De6+ Kf8~~ ) 20...Dxd3 21.cxd3+/= ]

19.hxg6 hxg6 20.Tdh1 a4 21.Lc4! Da5 22.Dh6!! Lxh6 23.Txh6 g5
[ 23...Kf8 24.Th8+ Sg8 25.Txg8+ Kxg8 26.Th8# ; 23...e5 24.dxe6+- ]

24.Th8+ Kg7 25.T1h7+ Kg6 26.Ld3+ Se4 27.Lxe4++- 1-0