Chess Puzzle #KPmKu — Intermediate, White to move, endgame

Position

White: king f7; queen d8; pawns a2/g3. Black: king h8; queen b2; rook h6; bishop g7; knight f6; pawns a7/c5. Black is ahead by 11 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Ne8 — knight f6→e8. Now White to move.
2. Best move: Qxe8+ — queen d8→e8, captures knight, gives check. Opponent replies Bf8 (bishop g7→f8).
3. Best move: Qxf8+ — queen e8→f8, captures bishop, gives check. Opponent replies Kh7 (king h8→h7).
4. Best move: Qg8# — queen f8→g8, delivers checkmate.

Tactical themes

endgame, exposed king, fork, hanging piece, long, mate, mate in 3. The combination ends with Qg8# delivering checkmate.

Position data

FEN: 3Q3k/p4Kb1/5n1r/2p5/8/6P1/Pq6/8 b - - 3 44

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