Blackmar Diemer Gambit Diemer Rosenberg Attack Puzzle (Rated 942): Win Material — Crushing Fork
This middlegame puzzle is a classic example of a crushing tactical shot based on a fork and a forcing sequence. White’s queen is active, the black king is exposed in the center, and key black pieces are overloaded by loose coordination. In positions like this, the strongest move often comes from checking the king while also attacking a major piece or a rook. The point is not just to give check, but to create a decisive material gain that leaves the opponent unable to untangle.