()English (United Kingdom)
valery.kopyl(31.12.2019) .
1021. Valery Kopyl (Ukraine)
1021
S#7 (15+3)
1.Rh3/Rh2/Rh1? threat 2.f4 Ka5 3.Re3/Re2/Re1 Ka6
4.Re5 Ka5 5.Ra8+ Kb5 6.Qd6 B:b3+ 7.c4+ B:c4# 1. ... Ka5! (a)
1.Rh5!? Ka5 (a) 2.Sc5 f4 (b) 3.Se4 Ka6
4.Re5 Ka5 5.Ra8+ Kb5 6.Qd6 B:b3+ 7.c4+ B:c4# 1. ...f4! (b)

1.Kc4! (zz)
1. ... Ka5 (a) 2.Sc5 f4 (b) 3.Se4 Ka6
4.Kd3 Ka5 5.Ra8+ Kb5 6.Qd6 B:b3 7.Bc4+ B:c4#
1. ... f4 (b) 2.Bd5 Ka5 (a) 3.Rb7 Ka6
4.Qd6+ Ka5 5.Qa6+ Ka6 6.Sc5+ Ka5 7.Rb5+ B:b5#
4. ...Bc6 5.Sc5+ Ka5 6.Rb5+ B:b5#

. "h4"
. f5. ,
.

The change of play. The correction of the first move of white rook "h4"
in tries. The reciprocal change of functions of "f5" pawn. The moving
white king, four built in a different way model mates.
(Author)
 

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Seetharaman Kalyan