Chess Puzzle #P1aEG — Expert, White to move, endgame

Position

White: king h3; queen d8; pawns a2/d7/e3/g5/h2. Black: king g8; queen d2; rook f1; pawns g6/h7. Black is ahead by 2 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Kf7 — king g8→f7. Now White to move.
2. Best move: Qe8+ — queen d8→e8, gives check. Opponent replies Kg7 (king f7→g7).
3. Best move: Qe7+ — queen e8→e7, gives check. Opponent replies Rf7 (rook f1→f7).
4. Best move: d8=Q — pawn d7→d8, promotes to queen.

Tactical themes

advanced pawn, crushing, endgame, long, promotion. The key move is Qe8+.

Position data

FEN: 3Q2k1/3P3p/6p1/6P1/8/4P2K/P2q3P/5r2 b - - 2 37

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