Chess Puzzle #0GEMQ — Intermediate, White to move, endgame

Position

White: king b2; queen a8; rook a6; knight c2; pawn a7. Black: king g7; queens f2/g1. Material is balanced. White to move.

Solution (3 moves)

1. Opponent setup: Qgg2 — queen g1→g2. Now White to move.
2. Best move: Qxg2+ — queen a8→g2, captures queen, gives check. Opponent replies Qxg2 (queen f2→g2, captures queen).
3. Best move: a8=Q — pawn a7→a8, promotes to queen. Opponent replies Qxa8 (queen g2→a8, captures queen).
4. Best move: Rxa8 — rook a6→a8, captures queen.

Tactical themes

advanced pawn, clearance, crushing, endgame, long, promotion. The key move Qxg2+ captures with check, forcing a response.

Position data

FEN: Q7/P5k1/R7/8/8/8/1KN2q2/6q1 b - - 2 46

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