Chess Puzzle #BXjv8 — Expert, White to move, endgame

Position

White: king c6; pawns b5/f2. Black: king e6; pawns e4/g5. Material is balanced. White to move.

Solution (4 moves)

1. Opponent setup: g4 — pawn g5→g4. Now White to move.
2. Best move: b6 — pawn b5→b6. Opponent replies e3 (pawn e4→e3).
3. Best move: b7 — pawn b6→b7. Opponent replies exf2 (pawn e3→f2, captures pawn).
4. Best move: b8=Q — pawn b7→b8, promotes to queen. Opponent replies f1=Q (pawn f2→f1, promotes to queen).
5. Best move: Qe8+ — queen b8→e8, gives check.

Tactical themes

advanced pawn, crushing, endgame, master, pawn endgame, promotion, very long. The key move is b6.

Position data

FEN: 8/8/2K1k3/1P4p1/4p3/8/5P2/8 b - - 1 56

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