Chess Puzzle #EEbug — Intermediate, Black to move, middlegame

Rating 1500 · Intermediate · mate, mate in 1, middlegame, one move, queenside attack.

Position

White: king b1; queen f2; rooks d1/h1; bishop g3; pawns a2/b2/c2/d5/f5/h4. Black: king g8; queen f6; rooks a8/f8; bishop g7; pawns b5/c7/d6/g5/h7. White is ahead by 1 point of material. Black to move.

Solution (1 move)

  1. Opponent setup: hxg5 — pawn h4→g5, captures pawn. Now Black to move.
  2. Best move: Qxb2# — queen f6→b2, captures pawn, delivers checkmate.

Tactical themes

mate, mate in 1, middlegame, one move, queenside attack. The combination ends with Qxb2# delivering checkmate.

Position data

FEN: r4rk1/2p3bp/3p1q2/1p1P1Pp1/7P/6B1/PPP2Q2/1K1R3R w - - 1 21

Solve this puzzle interactively on Brilliant Knight — free tactics training powered by Stockfish 18, no signup required.

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