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

Position

White: king f5; pawns f6/g6/h4. Black: king f7; bishop c3. Material is balanced. White to move.

Solution (7 moves)

1. Opponent setup: Kf8 — king f7→f8. Now White to move.
2. Best move: Ke6 — king f5→e6. Opponent replies Kg8 (king f8→g8).
3. Best move: g7 — pawn g6→g7. Opponent replies Be1 (bishop c3→e1).
4. Best move: h5 — pawn h4→h5. Opponent replies Bd2 (bishop e1→d2).
5. Best move: Ke7 — king e6→e7. Opponent replies Bg5 (bishop d2→g5).
6. Best move: h6 — pawn h5→h6. Opponent replies Bxh6 (bishop g5→h6, captures pawn).
7. Best move: f7+ — pawn f6→f7, gives check. Opponent replies Kxg7 (king g8→g7, captures pawn).
8. Best move: f8=Q+ — pawn f7→f8, promotes to queen, gives check.

Tactical themes

advanced pawn, bishop endgame, crushing, endgame, exposed king, promotion, quiet move, very long. The key move is Ke6.

Position data

FEN: 8/5k2/5PP1/5K2/7P/2b5/8/8 b - - 0 53

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