Chess Puzzle #rXY7W — Expert, Black to move, middlegame

Position

White: king g3; queen d6; pawns a4/b3/c4/d3/f3/f6. Black: king f7; queen e1; pawns a7/b4/c5/d4/g6/h5. Material is balanced. Black to move.

Solution (3 moves)

1. Opponent setup: Kf4 — king g3→f4. Now Black to move.
2. Best move: Qh4+ — queen e1→h4, gives check. Opponent replies Ke5 (king f4→e5).
3. Best move: Qg5+ — queen h4→g5, gives check. Opponent replies Ke4 (king e5→e4).
4. Best move: Qf5# — queen g5→f5, delivers checkmate.

Tactical themes

endgame, long, mate, mate in 3, queen endgame. The combination ends with Qf5# delivering checkmate.

Position data

FEN: 8/p4k2/3Q1Pp1/2p4p/PpPp4/1P1P1PK1/8/4q3 w - - 6 47

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