At least 3 pieces are cyclically capturing and captured.
Feather, Christopher John
The Problemist, 1998
2nd Prize
1.Rh2
gxh4+
2.Qxh4
Sxf3#
1.Rb5
Sxf5
2.Sxf5
Se4#
1.e4
Sxg4
2.fxg4
gxf4#
FEN: 6n1/7b/1R6/4ppkp/1r1N1pqn/1P2PpPr/3b1Np1/1K6
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