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

Position

White: king c1; queen a3; rooks a4/d1; pawns a2/b2/c2/c6/f3. Black: king a8; queen b8; rooks d8/h8; knight g2; pawns a7/c7/d6/f7/g5/h4. Black is ahead by 4 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Qb6 — queen b8→b6. Now White to move.
2. Best move: Rdd4 — rook d1→d4. Opponent replies Qxc6 (queen b6→c6, captures pawn).
3. Best move: Rxa7+ — rook a4→a7, captures pawn, gives check. Opponent replies Kb8 (king a8→b8).
4. Best move: Ra6 — rook a7→a6.

Tactical themes

crushing, long, middlegame, queenside attack. The key move Rxa7+ captures with check, forcing a response.

Position data

FEN: kq1r3r/p1p2p2/2Pp4/6p1/R6p/Q4P2/PPP3n1/2KR4 b - - 0 27

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