Chess Puzzle #SBm9D — Master, White to move, middlegame

Position

White: king b3; rooks e1/e8; pawns a2/b2/c3/d4. Black: king h5; queen f5; pawns a7/b7/d5/f6/h4. Material is balanced. White to move.

Solution (4 moves)

1. Opponent setup: Qf2 — queen f5→f2. Now White to move.
2. Best move: Rg1 — rook e1→g1. Opponent replies Qxg1 (queen f2→g1, captures rook).
3. Best move: Rh8+ — rook e8→h8, gives check. Opponent replies Kg4 (king h5→g4).
4. Best move: Rg8+ — rook h8→g8, gives check. Opponent replies Kf5 (king g4→f5).
5. Best move: Rxg1 — rook g8→g1, captures queen.

Tactical themes

crushing, endgame, queen rook endgame, quiet move, sacrifice, skewer, very long. The key move is Rg1.

Position data

FEN: 4R3/pp6/5p2/3p1q1k/3P3p/1KP5/PP6/4R3 b - - 5 46

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