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

Position

White: king b4; rooks c1/g8. Black: king f1; queen f2; pawn e3. Material is balanced. White to move.

Solution (4 moves)

1. Opponent setup: Qe1+ — queen f2→e1, gives check. Now White to move.
2. Best move: Rxe1+ — rook c1→e1, captures queen, gives check. Opponent replies Kxe1 (king f1→e1, captures rook).
3. Best move: Kc3 — king b4→c3. Opponent replies e2 (pawn e3→e2).
4. Best move: Kc2 — king c3→c2. Opponent replies Kf2 (king e1→f2).
5. Best move: Rf8+ — rook g8→f8, gives check.

Tactical themes

crushing, endgame, very long. The key move Rxe1+ captures with check, forcing a response.

Position data

FEN: 6R1/8/8/8/1K6/4p3/5q2/2R2k2 b - - 9 70

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