Chess Puzzle #D85ck — Master, White to move, endgame

Position

White: king c6; pawns a5/c7/f3/g2/h2. Black: king f7; bishops e6/e7; pawns g5/h6. Black is ahead by 3 points of material. White to move.

Solution (4 moves)

1. Opponent setup: Ke8 — king f7→e8. Now White to move.
2. Best move: a6 — pawn a5→a6. Opponent replies Bd7+ (bishop e6→d7, gives check).
3. Best move: Kd5 — king c6→d5. Opponent replies Bc8 (bishop d7→c8).
4. Best move: a7 — pawn a6→a7. Opponent replies Bb7+ (bishop c8→b7, gives check).
5. Best move: Ke6 — king d5→e6.

Tactical themes

advanced pawn, bishop endgame, crushing, defensive move, endgame, very long. The key move is a6.

Position data

FEN: 8/2P1bk2/2K1b2p/P5p1/8/5P2/6PP/8 b - - 4 49

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