Chess Puzzle #TnOwV — Advanced, Black to move, middlegame

Position

White: king g1; queen e5; rooks a1/f1; bishops d3/d4; pawns b3/b5/c2/f2/g3/h2. Black: king g8; queen h5; rooks a8/f6; bishop f3; pawns a7/b6/c7/d7/f5/g7/h7. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Rae1 — rook a1→e1. Now Black to move.
2. Best move: Qxh2+ — queen h5→h2, captures pawn, gives check. Opponent replies Kxh2 (king g1→h2, captures queen).
3. Best move: Rh6+ — rook f6→h6, gives check. Opponent replies Kg1 (king h2→g1).
4. Best move: Rh1# — rook h6→h1, delivers checkmate.

Tactical themes

attraction, kingside attack, long, mate, mate in 3, middlegame, sacrifice. The combination ends with Rh1# delivering checkmate.

Position data

FEN: r5k1/p1pp2pp/1p3r2/1P2Qp1q/3B4/1P1B1bP1/2P2P1P/R4RK1 w - - 3 20

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