Chess Puzzle #LuKB3 — Intermediate, Black to move, middlegame

Position

White: king g1; queen h3; knight f5; pawns b2/c3/g2/h2. Black: king h8; queen a7; knight h6; pawns c6/c7/d5/g7. Material is balanced. Black to move.

Solution (3 moves)

1. Opponent setup: Kf1 — king g1→f1. Now Black to move.
2. Best move: Qa1+ — queen a7→a1, gives check. Opponent replies Ke2 (king f1→e2).
3. Best move: Qxb2+ — queen a1→b2, captures pawn, gives check. Opponent replies Kd3 (king e2→d3).
4. Best move: Qb1+ — queen b2→b1, gives check.

Tactical themes

advantage, endgame, long. The key move Qxb2+ captures with check, forcing a response.

Position data

FEN: 7k/q1p3p1/2p4n/3p1N2/8/2P4Q/1P4PP/6K1 w - - 0 35

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