Chess Puzzle #LgROp — Expert, Black to move, endgame

Position

White: king h4; queen e5; pawns d4/e6/g2/h2. Black: king g6; queen d2; pawns f5/g4/h5. White is ahead by 1 point of material. Black to move.

Solution (5 moves)

1. Opponent setup: e7 — pawn e6→e7. Now Black to move.
2. Best move: Qg5+ — queen d2→g5, gives check. Opponent replies Kg3 (king h4→g3).
3. Best move: f4+ — pawn f5→f4, gives check. Opponent replies Kf2 (king g3→f2).
4. Best move: Qxe5 — queen g5→e5, captures queen. Opponent replies dxe5 (pawn d4→e5, captures queen).
5. Best move: Kf7 — king g6→f7. Opponent replies e8=Q+ (pawn e7→e8, promotes to queen, gives check).
6. Best move: Kxe8 — king f7→e8, captures queen.

Tactical themes

crushing, discovered attack, endgame, queen endgame, very long. The key move is Qg5+.

Position data

FEN: 8/8/4P1k1/4Qp1p/3P2pK/8/3q2PP/8 w - - 11 44

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