4×4
Only four white pieces face four black ones — simple scenery, cool idea.
This is a standard mate-in-two puzzle.It’s White to move — find the key move that forces checkmate on the next
Seems like a natural and common position. Is the solution a self-evident move?
Tip: Try to find the move Black would play now — if it were Black’s turn.
Any move that White plays, except the winning move, will allow Black to beat him later in the game.