9
Fun puzzle. White to mate in 2
(lemmy.ml)
Ba1
You got it !
so, Rxg8, forces Kxg8, exposing the weakness that Qa8 exploits for #
Qf8
Black defends with Qf8. The 2 move checkmate is recognizing that black is in zugzwang and dropping the bishop back to a1 where h1 queen can defend. Black can then only push h pawn (or Rxa8 > Qxa8 | Qxa1 > Qxa1), and it's taken by white queen for checkmate.
Let's enjoy chess puzzles in this community !