Chess Puzzle #8rurB — Advanced, White to move, endgame

Position

White: king g1; pawns c2/e3/e5/g3/h6. Black: king a6; rook a4; pawns a5/c6/e6/f5. Black is ahead by 4 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Rg4 — rook a4→g4. Now White to move.
2. Best move: h7 — pawn h6→h7. Opponent replies Rxg3+ (rook g4→g3, captures pawn, gives check).
3. Best move: Kh2 — king g1→h2. Opponent replies Rxe3 (rook g3→e3, captures pawn).
4. Best move: h8=Q — pawn h7→h8, promotes to queen.

Tactical themes

advanced pawn, advantage, defensive move, endgame, long, promotion, rook endgame. The key move is h7.

Position data

FEN: 8/8/k1p1p2P/p3Pp2/r7/4P1P1/2P5/6K1 b - - 0 40

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