Chess Puzzle #okuab — Expert, White to move, middlegame

Position

White: king h1; queen g6; rook f7; bishops f2/g2; pawns a2/b3/h2. Black: king g8; queen d4; rooks c8/e8; bishop c7; pawns a3/b4/d5/e6/g7. Black is ahead by 4 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Qd1+ — queen d4→d1, gives check. Now White to move.
2. Best move: Bg1 — bishop f2→g1. Opponent replies Be5 (bishop c7→e5).
3. Best move: Rf1 — rook f7→f1. Opponent replies Qd2 (queen d1→d2).
4. Best move: Qf7+ — queen g6→f7, gives check.

Tactical themes

advantage, clearance, defensive move, long, middlegame. The key move is Bg1.

Position data

FEN: 2r1r1k1/2b2Rp1/4p1Q1/3p4/1p1q4/pP6/P4BBP/7K b - - 2 35

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