Chess Puzzle #6eq8D — Expert, Black to move, endgame

Position

White: king a3; queen b6; bishop d3; pawns a2/b4/c2/h4. Black: king h8; queen g7; rook f8; pawns h5/h6. Material is balanced. Black to move.

Solution (3 moves)

1. Opponent setup: Qe3 — queen b6→e3. Now Black to move.
2. Best move: Qc3+ — queen g7→c3, gives check. Opponent replies Ka4 (king a3→a4).
3. Best move: Ra8+ — rook f8→a8, gives check. Opponent replies Kb5 (king a4→b5).
4. Best move: Rb8+ — rook a8→b8, gives check.

Tactical themes

crushing, endgame, long. The key move is Qc3+.

Position data

FEN: 5r1k/6q1/1Q5p/7p/1P5P/K2B4/P1P5/8 w - - 3 41

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