Chess Puzzle #9IIxf — Intermediate, Black to move, middlegame

Position

White: king b1; queen h6; rook c6; bishop h5; pawns a2/b3/d3/e4/f2/g7. Black: king b7; queen a3; rook g8; pawns b4/c3/d5/e5. White is ahead by 5 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Rb6+ — rook c6→b6, gives check. Now Black to move.
2. Best move: Ka7 — king b7→a7. Opponent replies Ra6+ (rook b6→a6, gives check).
3. Best move: Qxa6 — queen a3→a6, captures rook. Opponent replies Qxa6+ (queen h6→a6, captures queen, gives check).
4. Best move: Kxa6 — king a7→a6, captures queen. Opponent replies Bf7 (bishop h5→f7).
5. Best move: Rxg7 — rook g8→g7, captures pawn.

Tactical themes

crushing, defensive move, endgame, very long. The key move is Ka7.

Position data

FEN: 6r1/1k4P1/2R4Q/3pp2B/1p2P3/qPpP4/P4P2/1K6 w - - 5 35

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