Chess Puzzle #0nygX — Beginner, Black to move, middlegame

Position

White: king g1; queen g3; rook e1; bishop e5; knight d4; pawns a3/b4/c3/g2/h2. Black: king g8; queen e4; rooks f4/f8; bishop d7; pawns a7/b6/d5/e6/g6/g7. Black is ahead by 3 points of material. Black to move.

Solution (1 move)

1. Opponent setup: Rxe4 — rook e1→e4, captures queen. Now Black to move.
2. Best move: Rf1# — rook f4→f1, delivers checkmate.

Tactical themes

master, mate, mate in 1, middlegame, one move. The combination ends with Rf1# delivering checkmate.

Position data

FEN: 5rk1/p2b2p1/1p2p1p1/3pB3/1P1Nqr2/P1P3Q1/6PP/4R1K1 w - - 0 28

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