谜题 170981: 黑方再次获得子力
GM Evgeny Postny (2600) - WIM Margarita Potapova (2270)
Titled Tue 4th Aug 2pm chess.com INT (10), 2020.08.04
Titled Tue 4th Aug 2pm chess.com INT (10), 2020.08.04
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