Chess Puzzle #6u1e5 — Master, White to move, endgame

Position

White: king d1; rook e4; pawns b7/c3/g5. Black: king g7; rook f2; pawns e3/f4/h4. Material is balanced. White to move.

Solution (5 moves)

1. Opponent setup: Rb2 — rook f2→b2. Now White to move.
2. Best move: Rb4 — rook e4→b4. Opponent replies Rd2+ (rook b2→d2, gives check).
3. Best move: Kc1 — king d1→c1. Opponent replies Rd8 (rook d2→d8).
4. Best move: b8=Q — pawn b7→b8, promotes to queen. Opponent replies Rxb8 (rook d8→b8, captures queen).
5. Best move: Rxb8 — rook b4→b8, captures rook. Opponent replies f3 (pawn f4→f3).
6. Best move: Kd1 — king c1→d1.

Tactical themes

advanced pawn, crushing, defensive move, endgame, promotion, rook endgame, very long. The key move is Rb4.

Position data

FEN: 8/1P4k1/8/6P1/4Rp1p/2P1p3/5r2/3K4 b - - 0 51

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