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

Position

White: king g1; queen c3; rook f3; pawns c4/d5/g2. Black: king g7; queen e4; bishop d8; pawns c6/d6/f6/g6/h6. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: Re3 — rook f3→e3. Now Black to move.
2. Best move: Bb6 — bishop d8→b6. Opponent replies c5 (pawn c4→c5).
3. Best move: Bxc5 — bishop b6→c5, captures pawn. Opponent replies Qxc5 (queen c3→c5, captures bishop).
4. Best move: Qb1+ — queen e4→b1, gives check. Opponent replies Kf2 (king g1→f2).
5. Best move: dxc5 — pawn d6→c5, captures queen.

Tactical themes

crushing, endgame, pin, sacrifice, very long. The key move is Bb6.

Position data

FEN: 3b4/6k1/2pp1ppp/3P4/2P1q3/2Q2R2/6P1/6K1 w - - 0 40

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