Chess Puzzle #2Xfdk — Intermediate, Black to move, middlegame

Position

White: king g1; queen c4; rook a1; knight f1; pawns c3/d4/e5/f6. Black: king d7; queen h3; rook b2; pawns a2/f7/g4. White is ahead by 4 points of material. Black to move.

Solution (1 move)

1. Opponent setup: Rxa2 — rook a1→a2, captures pawn. Now Black to move.
2. Best move: Qg2# — queen h3→g2, delivers checkmate.

Tactical themes

endgame, master, master vs master, mate, mate in 1, one move. The combination ends with Qg2# delivering checkmate.

Position data

FEN: 8/3k1p2/5P2/4P3/2QP2p1/2P4q/pr6/R4NK1 w - - 1 44

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