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

Position

White: king h3; queen e6; pawns a2/c6/g3/h2. Black: king h7; rook d8; pawns a7/b7/d2/g7. White is ahead by 4 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qf5+ — queen e6→f5, gives check. Now Black to move.
2. Best move: Kg8 — king h7→g8. Opponent replies c7 (pawn c6→c7).
3. Best move: d1=Q — pawn d2→d1, promotes to queen. Opponent replies c8=Q (pawn c7→c8, promotes to queen).
4. Best move: Rxc8 — rook d8→c8, captures queen.

Tactical themes

advanced pawn, defensive move, endgame, equality, long, master, promotion, queen rook endgame. The key move is Kg8.

Position data

FEN: 3r4/pp4pk/2P1Q3/8/8/6PK/P2p3P/8 w - - 0 36

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