Learn How to Fork: Decisive Material Gain
This middlegame puzzle shows how a single forcing move can turn king safety into a decisive material gain. The attacking side uses a check to drag the king into a vulnerable square, then wins a key piece by attacking multiple targets at once. The position is rich in tactical motifs such as discovered attack, trapped piece, and hanging piece, but the main idea is the fork: one piece creates threats that cannot be met cleanly. In practical classical chess, these patterns often decide games quickly.