Unknown player
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a
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Example
-
[#]
1.
Qd3
...
If
1.
Qe1
Bxf3
2.
gxf3
Qxh3
is bad for White
1.
g4
Nxg4
2.
hxg4
Qxg4+
3.
Kh1
Qxf3+
wins for Black.
1.
...
Bxf3
2.
Qxf3
is fine for White.