Semi Slav Defense Main Line Puzzle (Rated 1061): Win Material — Kingside Attack

This middlegame puzzle shows how a kingside attack can turn into a decisive material win when the enemy king is stuck in the center. Black’s active pieces create forcing pressure against White’s loose bishop and exposed kingside coordination. The key idea is to use checks and captures to overload the defender, then convert the resulting tactical sequence into a clean gain of material. In positions like this, activity matters more than static pawn count.