Juraj Lörinc (Slovakia)
Original Problems, Julia’s Fairies – 2013 (III): September- December
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No.442 by Juraj Lörinc – Three very nice mates by the black King! (JV)
LEO(LE): (0,1)+(1,1) Chinese. Chinese piece operating along Queen lines (Moves without capture like Queen, captures like Lion).
PAO(PA): (0,1) Chinese. Chinese piece operating along Rook lines (Moves without capture like Rook, captures like Lion).
Chinese (m,n) (family): Without capture moves like (m,n) Rider, with capture – like (m,n) Lion.
Lion (m,n) (family): Moves along lines of (m,n) Rider over another unit of either color to any square beyond that unit. A capture may be made on arrival, but the hurdle is not affected.
No.442 Juraj Lörinc
b) Kd1→e1 ; c) Kd1→f1
LEO b5 ; PAOs: a5, d4
Solutions: (click to show/hide)
a) 1.Sd2 PAe4 2.Sb3 PAe1 3.Ke4 f×g5 4.LEa4+ Ke2#
b) 1.Sc3 PAf4 2.b×c5 PAf1 3.Kf4 f5 4.LEb4+ Kf2#
c) 1.S×c5 PAg4 2.Rh5 PAg1 3.Kg4 g5 4.Sd3+ Kg2#
(C+ by Popeye 4.63)
Checks by wLE-wS pair lead to three royal antibattery mates.
Not total echo in spite of many similarities of critical positions. Each position has its specific additional motif: