|Lecture by Peter Gvozdjak|
This is part of the lecture "Cyclone themes in twomovers" by Peter Gvozdjak during the WCCC Kobe 2012.
1.f:g7? A (zz), 1...Sd7~ a 2.Q:f7# B,
1...S:e5! b 2.Bc8# C, 1...Sf6! c 2.Se3# D, 1...Bc7!,
1.Q:f7! B (2.Q:d7#), 1...Sd7~ a 2.f:g7# A,
1...S:e5! b 2.Se3# D, 1...S:f6! c 2.Bc8# C
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