Chess Puzzle #831Yv — Advanced, Black to move, middlegame

Position

White: king f1; queen c7; rooks a1/h1; bishop e2; pawns a2/b3/c4/e3/f3/g2/h2. Black: king g8; queen c3; rook d2; bishop e6; knight d7; pawns a7/b7/c6/f7/g7/h7. White is ahead by 3 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kf2 — king f1→f2. Now Black to move.
2. Best move: Rxe2+ — rook d2→e2, captures bishop, gives check. Opponent replies Kxe2 (king f2→e2, captures rook).
3. Best move: Qb2+ — queen c3→b2, gives check. Opponent replies Ke1 (king e2→e1).
4. Best move: Qxa1+ — queen b2→a1, captures rook, gives check.

Tactical themes

attraction, crushing, interference, long, middlegame, sacrifice. The key move Rxe2+ captures with check, forcing a response.

Position data

FEN: 6k1/ppQn1ppp/2p1b3/8/2P5/1Pq1PP2/P2rB1PP/R4K1R w - - 1 21

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