Chess Puzzle #5LCPA — Intermediate, Black to move, endgame

Rating 1431 · Intermediate · endgame, mate, mate in 1, one move, queen endgame.

Position

White: king b2; queen e4; pawns a7/b3/c2. Black: king f2; queens a6/f1. Black is ahead by 6 points of material. Black to move.

Solution (1 move)

  1. Opponent setup: a8=Q — pawn a7→a8, promotes to queen. Now Black to move.
  2. Best move: Qfa1# — queen f1→a1, delivers checkmate.

Tactical themes

endgame, mate, mate in 1, one move, queen endgame. The combination ends with Qfa1# delivering checkmate.

Position data

FEN: 8/P7/q7/8/4Q3/1P6/1KP2k2/5q2 w - - 5 62

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