Chess Puzzle #t5ZYz — Advanced, Black to move, middlegame

Position

White: king h1; queen d1; rooks a1/f1; bishop g4; knight g6; pawns a2/b2/c2/d3/e4/f5/g2/h3. Black: king c8; queen h7; rook h6; bishops b7/c5; knight g5; pawns a7/b6/c7/d5/e5/f6. White is ahead by 4 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: a3 — pawn a2→a3. Now Black to move.
2. Best move: Nxh3 — knight g5→h3, captures pawn. Opponent replies gxh3 (pawn g2→h3, captures knight).
3. Best move: Rxh3+ — rook h6→h3, captures pawn, gives check. Opponent replies Kg2 (king h1→g2).
4. Best move: Rh2+ — rook h3→h2, gives check.

Tactical themes

advantage, kingside attack, long, middlegame. The key move Rxh3+ captures with check, forcing a response.

Position data

FEN: 2k5/pbp4q/1p3pNr/2bppPn1/4P1B1/3P3P/PPP3P1/R2Q1R1K w - - 0 21

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