Chess Puzzle #a5Oqd — Master, White to move, middlegame

Position

White: king b1; queen e5; rook g1; bishop d2; knight e4; pawns a2/b2/c3/f3/h2. Black: king h8; queen c8; rooks a6/g8; knight b4; pawns a5/b6/d4/f7/g7/h6. Black is ahead by 3 points of material. White to move.

Solution (3 moves)

1. Opponent setup: dxc3 — pawn d4→c3, captures pawn. Now White to move.
2. Best move: Bxh6 — bishop d2→h6, captures pawn. Opponent replies c2+ (pawn c3→c2, gives check).
3. Best move: Ka1 — king b1→a1. Opponent replies c1=Q+ (pawn c2→c1, promotes to queen, gives check).
4. Best move: Bxc1 — bishop h6→c1, captures queen.

Tactical themes

advantage, long, middlegame, pin. The key move Bxh6 wins material.

Position data

FEN: 2q3rk/5pp1/rp5p/p3Q3/1n1pN3/2P2P2/PP1B3P/1K4R1 b - - 0 29

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