Chess Puzzle #51cZr — Intermediate, Black to move, middlegame

Position

White: king g1; queen h6; bishop e6; knight c3; pawns b4/c2/d3/e4/g2/h3. Black: king h8; queen f8; rook a7; knight h7; pawns b5/c6/d6/g6. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: Qxg6 — queen h6→g6, captures pawn. Now Black to move.
2. Best move: Ra1+ — rook a7→a1, gives check. Opponent replies Kh2 (king g1→h2).
3. Best move: Qf4+ — queen f8→f4, gives check. Opponent replies Qg3 (queen g6→g3).
4. Best move: Rh1+ — rook a1→h1, gives check. Opponent replies Kxh1 (king h2→h1, captures rook).
5. Best move: Qxg3 — queen f4→g3, captures queen.

Tactical themes

crushing, deflection, endgame, very long. The key move is Ra1+.

Position data

FEN: 5q1k/r6n/2ppB1pQ/1p6/1P2P3/2NP3P/2P3P1/6K1 w - - 0 27

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