[ 1.gh4 gf6 2.fg3 ( 2.fe3 de7 ; 2.de3 f:d2 3.c:e1 gf4 4.fe3 f:d2 5.e:c3 ef4 ) 2...de7 3.de3 f:d2 4.c:e1 gf4 5.ed2 cd4 6.dc3 d:b2 7.a:c1 fe3 8.bc5 d:b4 9.a:c3 ed6 10.cb2 dc5 11.ba3 cd4 12.cb4 fg5 13.h:f6 e:g7 ]

[ 1.de3 f:d2 2.c:e1 gf4 3.fe3 f:d2 4.e:c3 gf6 5.cd4 ( 5.gf4 e:g3 6.h:f4 de7 ; 5.gh4 ef4 ) 5...e:c3 6.b:d2 fg5 7.de3 gh4 8.gf4 de7 ]

[ 1.fe3 de7 2.gh4 2...gf6 ]

[ 1...c:a5? 2.de3 f:d2 3.c:e1 a:c3 4.ed2 c:e1 5.gh4 e:g3 6.h:f8 At least a draw - or a win! ]

[ 3.bc5 d:b4 4.a:c5 4...de7! ( 4...cb6? 5.cd6 e:c7 6.fg3 ) 5.fg3 cb6 6.cd4 e:e1 7.g:g7 b:d4 8.h:d8 We are almost there! - but ab6! 9.d:a5 dc3 10.a:d2 e:h8 ]

[ 4.ba5 bc5 5.ab4 ( 5.cb4 dc7 6.dc3 ab6 ) 5...c:a3 6.cd4 e:e1 7.g:g7 ab2 8.h:f6 bc1 9.gh8 ch6 ]

[ 8.gh8 ef6 9.h:e5 bc5 10.d:b6 a:f4 ]

[ 8.gf8 bc5 9.d:b6 a:c5 10.f:b4 a:e1 ]

[ 9.gh8 de3 10.hg3 ac7! 11.gh4 cf4! can't let man on h4 move to h6 where it would be a draw 12.hc3 12...ef2 13.cb4 if white king remains on the Mason then the ending is won for black fd6 14.hg5 ( 14.bd2 fe1 15.dg5 ea5 16.g:d8 dc7 17.d:b6 a:c5 ; 14.ba5 fe1 15.ad8 ef6 16.d:g5 dg3 17.h:f2 e:e7 ) 14...fe1 15.ba5 ( 15.gf6 e:a5 16.f:d8 dc7 17.d:b6 a:c5 ) 15...de5 ]

[ 10.hg3 dc3 11.fh6 ( 11.fd6 cd2 ) 11...fg5 12.h:b4 a:h4 ]

[ 11...ab6? 12.hg3 e:h4 13.fe5= ]

[ 13.eh6 hf2 14.hf4 ab6 15.fh6 ba5 16.ab4 ( 16.hf4 fe3 17.f:b4 a:c3 ) 16...cd2 17.h:c1 a:c3 18.ca3 fe5 19.ac1 fh4 20.ca3 cd2 21.ab2 hf6 ]

[ 16.hf4 ef6 17.fe5 fh8 18.ef4 ab6 19.fb8 de3 ]

[ 17.gf4 fh8 ]

[ 17...fh4 18.fh6 h:e1 19.hg7 ]

[ 18.fh6 ba5 19.gf4 fh8 20.hg5 cd2 ]

[ 18.fd6 de3 19.db8 fh8 ]

[ 18...de3? 19.gf4 e:g5 20.ab4 c:a5 21.ba7= ]

[ 19.gh4 gh6 20.bg3 cd2 ]

[ 20.gh4 gh6 21.de7 hg7 22.ef8 gh8 ]

[ 20.df8 gh6 21.fe7 hf4 22.g:e5 d:d8 ]

[ 23.ab4 ed4 ]

[ 25.ab4 cb2 26.b:d2 ba1 ]