Solution
1...Кc6[a] 2.Фf1#
1.Фd5? zz
1...Кc6[a] 2.Фc4#[C]
1...К:c5/[б]/ 2.Ф:c5#[E]
1...Кf3[d]/Кf7[d]/Кg4[d]/Кg6[d]/Кd3[c]/Кc4[c] 2.Ф:d7#[Б]
1...Кf8[e]/Кb8[e] 2.c6#[D]
1...К:b6[f] 2.c:b6#[F]
но 1...Кf6!
1.С:d7+[A]??
1...Кc6[a] 2.Фf1#
1...Крa6 2.c8Ф#/c8С#/Фa8#
но 1...К:d7!
1.Сb7?? (2.Фb1#)
1...Кc6[a] 2.Фf1#/Ф:c6#
1...Кd3[c]/Кc4[c] 2.Фc6#
но 1...К:c5/[б]/!
1.Фb7! zz
1...Кc6[a] 2.Фa6#[G]
1...К:c5/[б]/ 2.С:c5#[I]
1...Кf3[d]/Кf7[d]/Кg4[d]/Кg6[d]/Кd3[c]/Кc4[c] 2.С:d7#[A]
1...Кf6/Кf8[e]/Кb8[e] 2.Сa7#[H]
1...К:b6[f] 2.Ф:b6#[J]