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

Position

White: king d2; rook e7; pawns f7/g3. Black: king e4; rook a1; pawns a5/b4/e6. Black is ahead by 1 point of material. White to move.

Solution (3 moves)

1. Opponent setup: Rf1 — rook a1→f1. Now White to move.
2. Best move: Ke2 — king d2→e2. Opponent replies Rf6 (rook f1→f6).
3. Best move: Rxe6+ — rook e7→e6, captures pawn, gives check. Opponent replies Rxe6 (rook f6→e6, captures rook).
4. Best move: f8=Q — pawn f7→f8, promotes to queen.

Tactical themes

advanced pawn, crushing, deflection, endgame, long, promotion, rook endgame. The key move Rxe6+ captures with check, forcing a response.

Position data

FEN: 8/4RP2/4p3/p7/1p2k3/6P1/3K4/r7 b - - 0 46

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