1.Kb6 ! threat: 2.Rd6 #

1...Se5 (Se3) 2.Q(:)e3 #

1...Qe5 (Q:g7) 2.Rf4 #

1...Sd7 + (S:c6) 2.R(:)d7 #

Anti-Ianovcic (Key pins a White piece, which threatens a mate by a Pelle move. One defense is unpinning the Black piece that pinned the thematic White piece. Another defense is opening a line to the threat square to guard it.)