Learn How to Fork: Decisive Material Gain
This puzzle is a classic example of a tactical fork in a winning middlegame-to-endgame transition. One active knight jump creates a forcing check while also attacking a valuable piece, turning a stable advantage into a decisive material gain. The key idea is that checks can be used as a tempo to improve piece activity and exploit a loose enemy queen. In classical chess, these forcing sequences often decide games quickly when the opponent’s king is exposed.