Chess Puzzle #Gldtg — Advanced, Black to move, endgame

Position

White: king h3; queen c8; pawns g3/h4. Black: king h7; rooks a4/g4; pawn g7. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: Qxg4 — queen c8→g4, captures rook. Now Black to move.
2. Best move: Rxg4 — rook a4→g4, captures queen. Opponent replies Kxg4 (king h3→g4, captures rook).
3. Best move: Kh6 — king h7→h6. Opponent replies Kf3 (king g4→f3).
4. Best move: Kh5 — king h6→h5. Opponent replies Kf4 (king f3→f4).
5. Best move: g6 — pawn g7→g6.

Tactical themes

defensive move, endgame, equality, very long, zugzwang. The key move Rxg4 wins material.

Position data

FEN: 2Q5/6pk/8/8/r5rP/6PK/8/8 w - - 7 58

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