Chess Puzzle #2PCBO — Beginner, Black to move, middlegame

Position

White: king g1; queen f5; rook a1; knight h4; pawns b3/c3/d4/f2/g2/h3. Black: king g8; queen d6; rook e8; knight b5; pawns a5/c6/d5/f6/g7/h7. Material is balanced. Black to move.

Solution (1 move)

1. Opponent setup: Rxa5 — rook a1→a5, captures pawn. Now Black to move.
2. Best move: Re1# — rook e8→e1, delivers checkmate.

Tactical themes

endgame, mate, mate in 1, one move. The combination ends with Re1# delivering checkmate.

Position data

FEN: 4r1k1/6pp/2pq1p2/pn1p1Q2/3P3N/1PP4P/5PP1/R5K1 w - - 0 24

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