May 2007
R385 - Alain Brobecker
The Problemist, May 2007
31+0. Color the pieces
[2B3KQ/1P1P1PPN/4P1KR/P7/1B6/PRP3PQ/RPPPPPPP/N1B2BRN]
Solution
R386 - Bernd Gräfrath
7+10. Retract 3 moves; then mate in one (Hoeg Retractor)
a) Diagram b) Pb4->f5
[2kr1b2/1ppp2pp/3p4/6P1/1P4PQ/2K1P2r/8/6B1]