Torsten Linß Z102, Probleemblad 58/2, 3-4/2000

s#15 (3+2)

1.Da7+ Kb5 (1.- Kb4? (1)) 2.Lf3 b6 (2.- Kb4? (2)) 3.Kc3 Kc5 4.Dc7+ Kb5 (4.- Ka4? to 11.) 5.Dc4+ Ka5 6.Kb2 b5 7.Dc7+ Ka6 (7.- Kb4 8.Le2 Ka4 to 11.) 8.Db7+ Ka5 9.Da7+ Kb4 10.Dc7 Ka4 11.Ld1+ Kb4 12.Ka1 Ka3 13.Df4 b4 14.Lc2 b3 15.Lb1 b2#
(1) 1.- Kb4? 2.Db6+ Ka3 (2.- Ka4 3.Kc2 Ka3 to (3)) 3.Kc2 Ka2 (3.- Ka4? to (4)) 4.Db3+ Ka1 5.Dc3+ Ka2 6.Lb5 b6 7.Dd4 Ka3 8.Kb1 Kb3 9.La4+ Ka3 10.Dh4 b5 11.Lc2
(2) 2.- Kb4 3.Db6+ Ka3 (3.- Ka4? 4.Ld5 Ka3 5.Kc2 Ka4 6.Le4 Ka3 7.Kb1 Ka4 8.Lc2+ Ka3 9.Dd4 b6 (9.-b5? 10.Dh4) 10.Dd2 b5 11.Df4 b4 12.Ka1) 4.Ld5 Ka4 (3) 5.Lc4 Ka3 6.Kc2 Ka4 (4) 7.Ld3 Ka3 8.Kb1 Ka4 9.Db5+ Ka3 10.Lc2 b6 11.Dc4 b5 12.Dh4 b4 13.Ka1 b3 14.Lb1 b2#