Chess Puzzle #86Akl — Advanced, White to move, middlegame

Position

White: king e2; queen d3; rook a1; bishop b2; knights c3/e5; pawns a3/b3/d2/e3/f2/g4/h3. Black: king e8; queen h1; rooks a8/h8; bishop e7; knight f6; pawns a7/b7/c5/d4/f7/g6/g7. Black is ahead by 2 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Qxh3 — queen h1→h3, captures pawn. Now White to move.
2. Best move: Qb5+ — queen d3→b5, gives check. Opponent replies Kf8 (king e8→f8).
3. Best move: Qc4 — queen b5→c4. Opponent replies Qxg4+ (queen h3→g4, captures pawn, gives check).
4. Best move: Nxg4 — knight e5→g4, captures queen.

Tactical themes

advantage, long, middlegame. The key move is Qb5+.

Position data

FEN: r3k2r/pp2bpp1/5np1/2p1N3/3p2P1/PPNQP2P/1B1PKP2/R6q b kq - 1 16

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