Chess Puzzle #1uaGO — Beginner, Black to move, middlegame

Position

White: king e1; queen f7; rook a1; bishops a3/d5; pawns a2/b3/c2/d2/g4. Black: king b6; queen h8; rook a8; pawns a7/b7/c6/e4/f3/g5. White is ahead by 5 points of material. Black to move.

Solution (1 move)

1. Opponent setup: O-O-O — king e1→c1. Now Black to move.
2. Best move: Qa1# — queen h8→a1, delivers checkmate.

Tactical themes

endgame, mate, mate in 1, one move. The combination ends with Qa1# delivering checkmate.

Position data

FEN: r6q/pp3Q2/1kp5/3B2p1/4p1P1/BP3p2/P1PP4/R3K3 w Q - 1 31

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