Chess Puzzle #oxyDU — Advanced, Black to move, endgame

Position

White: king c1; queen h4; rooks e1/e6; pawns a2/h3. Black: king d7; queen c5; rook f7; pawns a6/b7/d5. White is ahead by 4 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Kb2 — king c1→b2. Now Black to move.
2. Best move: Rf2+ — rook f7→f2, gives check. Opponent replies R6e2 (rook e6→e2).
3. Best move: Rxe2+ — rook f2→e2, captures rook, gives check. Opponent replies Rxe2 (rook e1→e2, captures rook).
4. Best move: Qb5+ — queen c5→b5, gives check. Opponent replies Kc3 (king b2→c3).
5. Best move: Qxe2 — queen b5→e2, captures rook.

Tactical themes

attraction, endgame, equality, fork, very long. The key move Rxe2+ captures with check, forcing a response.

Position data

FEN: 8/1p1k1r2/p3R3/2qp4/7Q/7P/P7/2K1R3 w - - 1 35

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