Yury Gordian (Украина)
 
#5 10+7

1.Ra8-b8!  -  2.b4*c5 (Rb7-b5#) Bh4-e1 3.Rb7-b3 (4.Sa4-b6#) Be1-a5 4.Rb8-b4+ Ba5*b4 5.Sa4-b6#
1...Sb1-c3 2.Sa4-b6+ Kc4*b4 3.Sb6-a4+ Kb4-c4 4.Rb7-b4+ c5*b4 5.Sa4-b6#
 1...Bh1*d5 2.Bc6-b5+ Kc4*b4 3.Bb5-c6+ Kb4-c4 4.Rb7-b4+ c5*b4 5.Bc6-b5#