Solution:
1. Bg6? [2. Bf4, Rh5, Qe5#]
But 1... g3!
1. Bc8? [2. Bf4, Qe5#]
1... Bc7 2. Q(:)f6#
1... R:f7 2. S:f7#
But 1... Rf1!
1. Sf6? [2. Rh5#]
1... B:f6 2. Q:f6#
1... K:f5 2. Qe5#
1... K:h6 2. Bf4#
But 1... Bc7!
1. B:g4! [2. Rg6#]
1... K:g4 2. Q:g1#
1... e3 2. Rh5#
1... S:g4 2. Bf4#
1... R:g4 2. Qe5#
Keywords:
- Defences on same square
- Flight giving key
- Transferred mates
- Bogdanov-Rychkov
References:
