Learn How to Mate in 2: Queen's Gambit Declined
This middlegame puzzle shows how a single active rook can turn king safety into a forced mating net. White’s heavy piece activity and bishop pressure create a classic tactical refutation: the black king is boxed in, the defender is pinned, and the key escape squares are controlled. Even though Black is materially ahead, the exposed king and loose coordination make the position tactically lost. It is a good example of how classical chess principles can outweigh static material.