Chess Puzzle #e2YRS — Advanced, White to move, endgame

Position

White: king h1; rook g7; pawns c4/d5/h2/h7. Black: king e8; queen h5; pawns a6/c5. Black is ahead by 2 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Kf8 — king e8→f8. Now White to move.
2. Best move: Rg8+ — rook g7→g8, gives check. Opponent replies Ke7 (king f8→e7).
3. Best move: h8=Q — pawn h7→h8, promotes to queen. Opponent replies Qf3+ (queen h5→f3, gives check).
4. Best move: Kg1 — king h1→g1.

Tactical themes

advanced pawn, crushing, endgame, long, promotion, queen rook endgame. The key move is Rg8+.

Position data

FEN: 4k3/6RP/p7/2pP3q/2P5/8/7P/7K b - - 0 43

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