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

Position

White: king g1; queen e2; rook b7; bishops a2/e3; pawns a3/b2/e5/f4/g2/h2. Black: king g8; queen a5; rook d8; bishop e7; knight c6; pawns a6/b5/f7/g7/h7. White is ahead by 1 point of material. Black to move.

Solution (1 move)

1. Opponent setup: Qc2 — queen e2→c2. Now Black to move.
2. Best move: Qe1# — queen a5→e1, delivers checkmate.

Tactical themes

master, mate, mate in 1, middlegame, one move. The combination ends with Qe1# delivering checkmate.

Position data

FEN: 3r2k1/1R2bppp/p1n5/qp2P3/5P2/P3B3/BP2Q1PP/6K1 w - - 0 23

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