Chess Puzzle #jaZK0 — Master, White to move, endgame

Position

White: king b5; knight g4; pawns a5/b4/e4. Black: king f4; bishop e6; pawns f7/h6. White is ahead by 1 point of material. White to move.

Solution (4 moves)

1. Opponent setup: Bxg4 — bishop e6→g4, captures knight. Now White to move.
2. Best move: a6 — pawn a5→a6. Opponent replies Bf3 (bishop g4→f3).
3. Best move: Kc5 — king b5→c5. Opponent replies Bxe4 (bishop f3→e4, captures pawn).
4. Best move: b5 — pawn b4→b5. Opponent replies Bd3 (bishop e4→d3).
5. Best move: Kb6 — king c5→b6.

Tactical themes

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

Position data

FEN: 8/5p2/4b2p/PK6/1P2PkN1/8/8/8 b - - 0 47

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