Chess Puzzle #CIU1G — Expert, Black to move, middlegame

Position

White: king g1; queen d1; rooks c1/f1; bishops b4/c4; knights b5/f3; pawns a4/d6/f2/g3. Black: king b8; queen b6; rooks d8/g4; bishops d7/e3; knight c5; pawns b7/e5/f6/h7. White is ahead by 3 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: a5 — pawn a4→a5. Now Black to move.
2. Best move: Rxg3+ — rook g4→g3, captures pawn, gives check. Opponent replies Kh1 (king g1→h1).
3. Best move: Rh3+ — rook g3→h3, gives check. Opponent replies Nh2 (knight f3→h2).
4. Best move: Qc6+ — queen b6→c6, gives check.

Tactical themes

advantage, kingside attack, long, middlegame, pin. The key move Rxg3+ captures with check, forcing a response.

Position data

FEN: 1k1r4/1p1b3p/1q1P1p2/1Nn1p3/PBB3r1/4bNP1/5P2/2RQ1RK1 w - - 0 27

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