Sokov V. - Gordon I.
1934

Notes by Sokov V. 1.ab4 ba5 2.ba3 cb6 3.ab2 bc5 4.ed4 c:e3 5.f:d4 dc5 6.b:d6 e:e3 7.d:f4 Extension with 6.b:d6 was played for the first time by me in 1933, and it seems that move 6.b:d6 gives double-edged game. fg5 8.ed2

[ 
Another good move is 
8.ef2 
g:e3 
9.f:d4 
] 

8...g:e3 9.d:f4 gf6 10.gf2 ab6

[ 
After 
10...fg5 
11.fe3 
gh4 
12.cd4 
h:f2 
13.e:g1 
ab6 
14.bc3 
bc5 
15.d:b6 
a:c7 
16.gf2 
white better 
] 

11.fe3 fg5 12.cd4 ba7!

Black has worse position, but their defence is rather well 13.bc3 bc5 14.d:b6 a:c5 15.gh4 fe7 16.h:f6 e:g5 17.ed4 g:e3! 18.d:f2 hg7 19.hg3 gf6 20.gf4 dc7 21.fe3 cd6 22.cd4 de5 23.d:b6 e:g3 24.bc7 gh2 25.cb8 fe5! 26.b:f4 hg1 Draw 1/2-1/2