Solution:
1...Re4[a]/Rd1/Rec1/Rb1/Ra1/Rf1/Rg1/Rh1 2.Qxe4#[A]
1...Nf7[b]/Ng4[c]/Nxd3[d]/Nxc4[e] 2.Nxf3#[B]
1...d6/d5 2.Ne6#
1...Rc2/Rcc1/Rb3 2.Nb3#[C]
1...Rxd3 2.Nf5#[D]
1.Ra5[E]? (2.Bc5#[F])
1...Re4[a] 2.Qxe4#[A]
1...Nf7[b]/Ng4[c]/Nxc4[e] 2.Nxf3#[B]
1...Nxd3[d] 2.Nf5#[D]
1...d6 2.Ne6#
1...Rxc4 2.Nb3#[C]
but 1...Ng6[f]!
1.Be2? (2.Nf5#[D]/Qe4#[A])
1...Nf7[b]/Ng4[c]/Nxc4[e] 2.Bc5#[F]/Qe4#[A]
1...Nd3[d] 2.Nxf3#[B]/Qe4#[A]
1...Ng6[f] 2.Bc5#[F]
1...d6 2.Ne6#
1...d5 2.Nf5#[D]/Ne6#
1...Rxc4/fxe2 2.Qe4#[A]
1...Re3 2.Nf5#[D]
but 1...Rxe2!
2 tries skipped1.Rg4+??
1...Re4[a] 2.Qxe4#[A]
1...Nxg4[c] 2.Nxf3#[B]
but 1...Bf4!
1.c5+??
1...Nc4[e] 2.Nxf3#[B]
1...Kd5 2.Qg8#
but 1...Rc4!
1.Be4! (2.Nf5#[D])
1...Rxe4[a] 2.Qxe4#[A]
1...Nf7[b]/Ng4[c]/Ng6[f]/Nxc4[e] 2.Bc5#[F]
1...Nd3[d] 2.Nxf3#[B]
1...d6 2.Ne6#