Chess Puzzle #AgK0q — Master, White to move, endgame

Position

White: king e1; rook g5; pawns b3/g2/h6. Black: king d4; knight f6; pawns b5/d3/e2/e5/g3. Material is balanced. White to move.

Solution (4 moves)

1. Opponent setup: Ne4 — knight f6→e4. Now White to move.
2. Best move: Rxe5 — rook g5→e5, captures pawn. Opponent replies Kxe5 (king d4→e5, captures rook).
3. Best move: h7 — pawn h6→h7. Opponent replies Kd4 (king e5→d4).
4. Best move: h8=Q+ — pawn h7→h8, promotes to queen, gives check. Opponent replies Ke3 (king d4→e3).
5. Best move: Qh6+ — queen h8→h6, gives check.

Tactical themes

advanced pawn, crushing, endgame, promotion, sacrifice, very long. The key move Rxe5 wins material.

Position data

FEN: 8/8/5n1P/1p2p1R1/3k4/1P1p2p1/4p1P1/4K3 b - - 1 49

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