Chess Puzzle #1qfeH — Beginner, Black to move, opening

Rating 913 · Beginner · mate, mate in 1, one move, opening, queenside attack.

Position

White: king e1; queen a4; rooks a1/h1; bishops d2/f1; knights a3/f3; pawns a2/b2/c4/d4/f2/g2/h2. Black: king e8; queen d8; rooks a8/h8; bishops f5/f8; knights b4/c6; pawns a6/b7/c7/e6/f7/g7/h7. Material is balanced. Black to move.

Solution (1 move)

  1. Opponent setup: O-O-O — king e1→c1. Now Black to move.
  2. Best move: Nxa2# — knight b4→a2, captures pawn, delivers checkmate.

Tactical themes

mate, mate in 1, one move, opening, queenside attack. The combination ends with Nxa2# delivering checkmate.

Position data

FEN: r2qkb1r/1pp2ppp/p1n1p3/5b2/QnPP4/N4N2/PP1B1PPP/R3KB1R w KQkq - 0 9

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Puzzle data from the Lichess puzzle database (CC0). Analysis powered by Stockfish 18 in your browser.