[attach]118171993[/attach]20160122
(FEN: 6B1/K2pBPP1/3P4/5P2/6PP/p1p4k/pPp3R1/1bR1N3 w - - 0 1) Wolfgang Pauly Theory of pawn promotion, 1912
Mate in 4 (白先,四步殺) (****)
[attach]118171995[/attach]20160124
(FEN: 8/1p1KB1p1/pP1N1p2/b2kpP2/1r5p/2Q4P/4N1P1/8 w - - 0 1) Štefan Todek Pravda, 11th Aug 1978
Mate in 3 (白先,三步殺) (***)