Enciclopdia de Finais - Federov Volume lll
1.f2-g3!
[ mas e mau
1.f4-g5?
c7-d6
2.d2-e3
d6-e5
3.f2-g3
e7-d6
4.g5xe7
c5-b4
x ]
*
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Aurora Borealis 3.0