Chess Puzzle #RhsBQ — Expert, White to move, endgame

Position

White: king h2; queen c7; rook f2; bishop g2; pawns a5/e3. Black: king e7; queen e1; rooks g3/g8; bishop e6; pawn f7. Black is ahead by 4 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Kf8 — king e7→f8. Now White to move.
2. Best move: Qd6+ — queen c7→d6, gives check. Opponent replies Kg7 (king f8→g7).
3. Best move: Qxg3+ — queen d6→g3, captures rook, gives check. Opponent replies Kh8 (king g7→h8).
4. Best move: Qh4+ — queen g3→h4, gives check.

Tactical themes

crushing, interference, long, middlegame. The key move Qxg3+ captures with check, forcing a response.

Position data

FEN: 6r1/2Q1kp2/4b3/P7/8/4P1r1/5RBK/4q3 b - - 0 40

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