Chess Puzzle #iBio5 — Advanced, Black to move, middlegame

Position

White: king g1; queen f6; rooks c4/e1; pawns a2/g2/h5. Black: king f8; queen e3; rook g3; pawns a6/c7/e2/f7. White is ahead by 4 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kh1 — king g1→h1. Now Black to move.
2. Best move: Rh3+ — rook g3→h3, gives check. Opponent replies gxh3 (pawn g2→h3, captures rook).
3. Best move: Qxh3+ — queen e3→h3, captures pawn, gives check. Opponent replies Kg1 (king h1→g1).
4. Best move: Qg3+ — queen h3→g3, gives check.

Tactical themes

endgame, equality, long, sacrifice. The key move Qxh3+ captures with check, forcing a response.

Position data

FEN: 5k2/2p2p2/p4Q2/7P/2R5/4q1r1/P3p1P1/4R1K1 w - - 1 36

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