Chess Puzzle #Gg6ro — Advanced, Black to move, middlegame

Rating 1657 · Advanced · discovered attack, long, mate, mate in 3, middlegame, queenside attack.

Position

White: king c1; queen e2; rooks d1/h1; bishop b2; knights d6/f4; pawns b3/c2/d2/e3/f2/g2/h4. Black: king f8; queen a2; rooks a8/h8; bishops f7/g7; knight e5; pawns a7/b7/c6/g4/g6/h5. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

  1. Opponent setup: Nxf7 — knight d6→f7, captures bishop. Now Black to move.
  2. Best move: Nd3+ — knight e5→d3, gives check. Opponent replies Nxd3 (knight f4→d3, captures knight).
  3. Best move: Bxb2+ — bishop g7→b2, captures bishop, gives check. Opponent replies Nxb2 (knight d3→b2, captures bishop).
  4. Best move: Qa1# — queen a2→a1, delivers checkmate.

Tactical themes

discovered attack, long, mate, mate in 3, middlegame, queenside attack, sacrifice. The combination ends with Qa1# delivering checkmate.

Position data

FEN: r4k1r/pp3bb1/2pN2p1/4n2p/5NpP/1P2P3/qBPPQPP1/2KR3R w - - 1 20

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