Chess Puzzle #5H4ZV — Expert, White to move, endgame

Position

White: king h2; queen f4; pawns b3/b5/g2/h3. Black: king h5; rook d1; pawns b4/c2/g6/h7. White is ahead by 4 points of material. White to move.

Solution (3 moves)

1. Opponent setup: c1=Q — pawn c2→c1, promotes to queen. Now White to move.
2. Best move: g4+ — pawn g2→g4, gives check. Opponent replies Kh4 (king h5→h4).
3. Best move: Qf6+ — queen f4→f6, gives check. Opponent replies g5 (pawn g6→g5).
4. Best move: Qf2# — queen f6→f2, delivers checkmate.

Tactical themes

endgame, long, mate, mate in 3. The combination ends with Qf2# delivering checkmate.

Position data

FEN: 8/7p/6p1/1P5k/1p3Q2/1P5P/2p3PK/3r4 b - - 2 48

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