Ответ
1...Лh1[a] 2.Ф:h1#[A]/Л:h1#[Б]
1...b2 2.Крb3#
1.Фh1[A]? zz
1...Л:h1[a] 2.Л:h1#[Б]
1...Лc1/[б]/ 2.Ф:c1#[E]
1...Лd1[c] 2.Ф:d1#[F]
1...Лe1[d] 2.Ф:e1#[G]
1...Лf1[e] 2.Ф:f1#[C]
1...Лg1[f] 2.Ф:g1#[D]
но 1...b2!
1.Фg2?? zz
1...Лh1[a] 2.Л:h1#[Б]/Фb2#/Ф:h1#[A]
1...Лb2/Лc1/[б]//Лd1[c]/Лe1[d] 2.Ф:b2#
1...Лf1[e] 2.Фb2#/Ф:f1#[C]
1...Лg1[f] 2.Ф:g1#[D]/Фb2#
но 1...b2!
1.Лh1[Б]! zz
1...Л:h1[a] 2.Ф:h1#[A]
1...Лc1/[б]/ 2.Л:c1#[H]
1...Лd1[c] 2.Л:d1#[I]
1...Лe1[d] 2.Л:e1#[J]
1...Лf1[e] 2.Л:f1#[Кр]
1...Лg1[f] 2.Л:g1#[L]
1...b2 2.Крb3#