Chess Puzzle #KdF88 — Advanced, Black to move, middlegame

Position

White: king e1; queen b3; rooks a1/h1; bishops c1/c4; knight f3; pawns a2/b2/e4/f2/g2/h2. Black: king e8; queen f6; rooks a8/h8; bishops c8/f8; knight d4; pawns a7/b7/e5/f7/g7/h7. Material is balanced. Black to move.

Solution (3 moves)

1. Opponent setup: Qc3 — queen b3→c3. Now Black to move.
2. Best move: Bb4 — bishop f8→b4. Opponent replies Qxb4 (queen c3→b4, captures bishop).
3. Best move: Nc2+ — knight d4→c2, gives check. Opponent replies Kf1 (king e1→f1).
4. Best move: Nxb4 — knight c2→b4, captures queen.

Tactical themes

advantage, attraction, fork, long, opening, pin, sacrifice. The key move is Bb4.

Position data

FEN: r1b1kb1r/pp3ppp/5q2/4p3/2BnP3/1Q3N2/PP3PPP/R1B1K2R w KQkq - 0 10

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