Chess Puzzle #CBXKO — Advanced, Black to move, middlegame

Rating 1644 · Advanced · clearance, long, mate, mate in 3, middlegame, sacrifice.

Position

White: king g1; queen g3; rooks d1/e1; bishop f1; pawns a2/b2/c4/g2/h2. Black: king g8; queen f5; rooks f2/f8; bishop b7; pawns a7/c5/d6/g6/h7. Material is balanced. Black to move.

Solution (3 moves)

  1. Opponent setup: Qxd6 — queen g3→d6, captures pawn. Now Black to move.
  2. Best move: Rxg2+ — rook f2→g2, captures pawn, gives check. Opponent replies Bxg2 (bishop f1→g2, captures rook).
  3. Best move: Qf2+ — queen f5→f2, gives check. Opponent replies Kh1 (king g1→h1).
  4. Best move: Bxg2# — bishop b7→g2, captures bishop, delivers checkmate.

Tactical themes

clearance, long, mate, mate in 3, middlegame, sacrifice. The combination ends with Bxg2# delivering checkmate.

Position data

FEN: 5rk1/pb5p/3p2p1/2p2q2/2P5/6Q1/PP3rPP/3RRBK1 w - - 0 27

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