Chess Puzzle #RaAk8 — Advanced, Black to move, middlegame

Position

White: king g1; rooks b1/d8; bishops c1/g2; pawns a2/c5/f2/g3/h2. Black: king h7; queen e2; bishop b7; pawns a7/b6/c6/f7/g7/h6. White is ahead by 3 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: cxb6 — pawn c5→b6, captures pawn. Now Black to move.
2. Best move: Qe1+ — queen e2→e1, gives check. Opponent replies Bf1 (bishop g2→f1).
3. Best move: Ba6 — bishop b7→a6. Opponent replies Be3 (bishop c1→e3).
4. Best move: Qxb1 — queen e1→b1, captures rook.

Tactical themes

crushing, endgame, long, pin. The key move is Qe1+.

Position data

FEN: 3R4/pb3ppk/1pp4p/2P5/8/6P1/P3qPBP/1RB3K1 w - - 0 22

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