Section D2 – h#3
2 solutions
1.Rg3+ Kc4 2.Rf3 Nb5 3.Ke4 Nd6#
1.Re3+ Kd4 2.Rf3 Ne3+ 3.Kf4 Ne2# (IM)
Distant self-block × 2
Echo mates (mirrored horizontally, 1, 0)
Exchange of functions (bRe5/bRg5, Passive self-block / Self-block)
Play on same square (B2, 2)
Ideal mate
Echo
Chameleon
Self-block × 2
Distant self-block × 2
Umnov move × 1