Chess Puzzle #FoBUi — Expert, White to move, middlegame

Position

White: king b1; queen g2; rooks d1/h1; bishop f3; knight d4; pawns a2/c3/g5/h4. Black: king e8; queen e3; rooks a8/h8; bishops c5/d7; pawns a6/b5/c4/f7/g7/h6. Black is ahead by 2 points of material. White to move.

Solution (2 moves)

1. Opponent setup: O-O-O — king e8→c8. Now White to move.
2. Best move: Ba8 — bishop f3→a8. Opponent replies Bf5+ (bishop d7→f5, gives check).
3. Best move: Nxf5 — knight d4→f5, captures bishop.

Tactical themes

crushing, master, middlegame, quiet move, short. The key move is Ba8.

Position data

FEN: r3k2r/3b1pp1/p6p/1pb3P1/2pN3P/2P1qB2/P5Q1/1K1R3R b kq - 1 21

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