Chess Puzzle #4IvnD — Expert, Black to move, endgame

Position

White: king d3; queen c7; pawns b3/f3/g4. Black: king g2; queen h1; pawns c6/f6/g5. Material is balanced. Black to move.

Solution (3 moves)

1. Opponent setup: Qxc6 — queen c7→c6, captures pawn. Now Black to move.
2. Best move: Qd1+ — queen h1→d1, gives check. Opponent replies Kc4 (king d3→c4).
3. Best move: Qc2+ — queen d1→c2, gives check. Opponent replies Kb5 (king c4→b5).
4. Best move: Qxb3+ — queen c2→b3, captures pawn, gives check.

Tactical themes

advantage, deflection, endgame, exposed king, long, queen endgame. The key move Qxb3+ captures with check, forcing a response.

Position data

FEN: 8/2Q5/2p2p2/6p1/6P1/1P1K1P2/6k1/7q w - - 6 45

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