Rating 817 · Beginner · endgame, master, mate, mate in 1, one move.
White: king g1; queen c2; rook f2; knight d2; pawns a2/b2/c3/d4/f3/g2/h2. Black: king g8; queen e7; rook e2; knight f6; pawns a7/c6/d5/f5/f7/g6/h7. Material is balanced. Black to move.
endgame, master, mate, mate in 1, one move. The combination ends with Re1# delivering checkmate.
FEN: 6k1/p3qp1p/2p2np1/3p1p2/3P4/2P2P2/PPQNrRPP/6K1 w - - 2 20
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