Chess Puzzle #UPQA7 — Advanced, Black to move, middlegame

Position

White: king g1; queen f3; rooks d1/e1; bishop b1; pawns a3/b4/g2/g4. Black: king g8; queen h4; rook c8; bishop g7; pawns a6/b5/e6/f7/g6/h7. White is ahead by 3 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Rc1 — rook d1→c1. Now Black to move.
2. Best move: Bd4+ — bishop g7→d4, gives check. Opponent replies Kf1 (king g1→f1).
3. Best move: Rxc1 — rook c8→c1, captures rook. Opponent replies Rxc1 (rook e1→c1, captures rook).
4. Best move: Qh1+ — queen h4→h1, gives check. Opponent replies Ke2 (king f1→e2).
5. Best move: Qxc1 — queen h1→c1, captures rook.

Tactical themes

advantage, middlegame, skewer, very long. The key move is Bd4+.

Position data

FEN: 2r3k1/5pbp/p3p1p1/1p6/1P4Pq/P4Q2/6P1/1B1RR1K1 w - - 0 35

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