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

Position

White: king h1; queen f3; rooks g2/g7; knight c3; pawns b2/e6/f4/h2. Black: king h8; queen b4; rooks d6/d8; knight d3; pawns a4/c4/f5/h7. Material is balanced. White to move.

Solution (4 moves)

1. Opponent setup: Rxe6 — rook d6→e6, captures pawn. Now White to move.
2. Best move: Rxh7+ — rook g7→h7, captures pawn, gives check. Opponent replies Kxh7 (king h8→h7, captures rook).
3. Best move: Qh5+ — queen f3→h5, gives check. Opponent replies Rh6 (rook e6→h6).
4. Best move: Qf7+ — queen h5→f7, gives check. Opponent replies Kh8 (king h7→h8).
5. Best move: Qg7# — queen f7→g7, delivers checkmate.

Tactical themes

attraction, master, mate, mate in 4, middlegame, sacrifice, very long. The combination ends with Qg7# delivering checkmate.

Position data

FEN: 3r3k/6Rp/3rP3/5p2/pqp2P2/2Nn1Q2/1P4RP/7K b - - 0 35

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