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

Position

White: king e2; rook g6; pawns a3/f4/h4. Black: king g4; rook g3; pawns a4/h5. White is ahead by 1 point of material. White to move.

Solution (7 moves)

1. Opponent setup: Kxh4 — king g4→h4, captures pawn. Now White to move.
2. Best move: Rxg3 — rook g6→g3, captures rook. Opponent replies Kxg3 (king h4→g3, captures rook).
3. Best move: f5 — pawn f4→f5. Opponent replies h4 (pawn h5→h4).
4. Best move: Kf1 — king e2→f1. Opponent replies h3 (pawn h4→h3).
5. Best move: Kg1 — king f1→g1. Opponent replies h2+ (pawn h3→h2, gives check).
6. Best move: Kh1 — king g1→h1. Opponent replies Kg4 (king g3→g4).
7. Best move: f6 — pawn f5→f6. Opponent replies Kf5 (king g4→f5).
8. Best move: f7 — pawn f6→f7.

Tactical themes

advanced pawn, crushing, endgame, quiet move, rook endgame, very long. The key move Rxg3 wins material.

Position data

FEN: 8/8/6R1/7p/p4PkP/P5r1/4K3/8 b - - 0 49

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