Chess Puzzle #cV2er — Expert, White to move, endgame

Position

White: king c5; rook a1; pawns a6/d4/g4/h4. Black: king g8; rook d3; bishop f7; pawns e3/h7. Black is ahead by 1 point of material. White to move.

Solution (4 moves)

1. Opponent setup: e2 — pawn e3→e2. Now White to move.
2. Best move: a7 — pawn a6→a7. Opponent replies Rc3+ (rook d3→c3, gives check).
3. Best move: Kd6 — king c5→d6. Opponent replies e1=Q (pawn e2→e1, promotes to queen).
4. Best move: Rxe1 — rook a1→e1, captures queen. Opponent replies Ra3 (rook c3→a3).
5. Best move: Re7 — rook e1→e7.

Tactical themes

advanced pawn, advantage, defensive move, endgame, very long. The key move is a7.

Position data

FEN: 6k1/5b1p/P7/2K5/3P2PP/3rp3/8/R7 b - - 0 41

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