Chess Puzzle #JguGt — Advanced, White to move, middlegame

Position

White: king g1; queen h5; rooks c1/f3; bishop f7; pawns a4/b3/d3/e4/f2/g2/h3. Black: king g8; queen d4; rooks e7/f8; bishop b6; pawns a5/b7/d6/e5/g7/h7. White is ahead by 1 point of material. White to move.

Solution (4 moves)

1. Opponent setup: Rexf7 — rook e7→f7, captures bishop. Now White to move.
2. Best move: Qxf7+ — queen h5→f7, captures rook, gives check. Opponent replies Rxf7 (rook f8→f7, captures queen).
3. Best move: Rc8+ — rook c1→c8, gives check. Opponent replies Bd8 (bishop b6→d8).
4. Best move: Rxd8+ — rook c8→d8, captures bishop, gives check. Opponent replies Rf8 (rook f7→f8).
5. Best move: Rfxf8# — rook f3→f8, captures rook, delivers checkmate.

Tactical themes

kingside attack, mate, mate in 4, middlegame, sacrifice, very long. The combination ends with Rfxf8# delivering checkmate.

Position data

FEN: 5rk1/1p2rBpp/1b1p4/p3p2Q/P2qP3/1P1P1R1P/5PP1/2R3K1 b - - 0 27

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