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

Position

White: king g1; queen f5; rook h3; knights b3/d5; pawns a5/b2/c2/g2/h2. Black: king g8; queen d8; rooks a8/f8; bishop e5; knight c5; pawns a7/b6/d4/f6/h6. Black is ahead by 5 points of material. White to move.

Solution (4 moves)

1. Opponent setup: Qd7 — queen d8→d7. Now White to move.
2. Best move: Qg6+ — queen f5→g6, gives check. Opponent replies Qg7 (queen d7→g7).
3. Best move: Ne7+ — knight d5→e7, gives check. Opponent replies Kh8 (king g8→h8).
4. Best move: Rxh6+ — rook h3→h6, captures pawn, gives check. Opponent replies Qxh6 (queen g7→h6, captures rook).
5. Best move: Qxh6# — queen g6→h6, captures queen, delivers checkmate.

Tactical themes

exposed king, kingside attack, mate, mate in 4, middlegame, pin, very long. The combination ends with Qxh6# delivering checkmate.

Position data

FEN: r2q1rk1/p7/1p3p1p/P1nNbQ2/3p4/1N5R/1PP3PP/6K1 b - - 3 25

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