Chess Puzzle #0LLEY — Beginner, Black to move, middlegame

Position

White: king h1; queen d2; rook a6; knight f2; pawns b2/b4/e3/f3/g2/h2. Black: king g8; queen b5; rook e8; bishop g7; pawns d5/e6/f7/g6/h7. White is ahead by 1 point of material. Black to move.

Solution (1 move)

1. Opponent setup: Ra5 — rook a6→a5. Now Black to move.
2. Best move: Qf1# — queen b5→f1, delivers checkmate.

Tactical themes

endgame, mate, mate in 1, one move. The combination ends with Qf1# delivering checkmate.

Position data

FEN: 4r1k1/5pbp/R3p1p1/1q1p4/1P6/4PP2/1P1Q1NPP/7K w - - 0 27

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