Chess Puzzle #4DS16 — Expert, White to move, endgame

Position

White: king h1; queen e7; pawns a2/g2. Black: king h4; queen f4; pawns a6/b5/c3/g6. Black is ahead by 2 points of material. White to move.

Solution (4 moves)

1. Opponent setup: g5 — pawn g6→g5. Now White to move.
2. Best move: Qh7+ — queen e7→h7, gives check. Opponent replies Kg3 (king h4→g3).
3. Best move: Qh2+ — queen h7→h2, gives check. Opponent replies Kf2 (king g3→f2).
4. Best move: g3+ — pawn g2→g3, gives check. Opponent replies Ke3 (king f2→e3).
5. Best move: gxf4 — pawn g3→f4, captures queen.

Tactical themes

crushing, discovered attack, endgame, queen endgame, very long. The key move is Qh7+.

Position data

FEN: 8/4Q3/p5p1/1p6/5q1k/2p5/P5P1/7K b - - 1 62

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