Black's Q and R are boxed in and his K is not safe. White has not only maintained the material advantage of B for P, but the accumulated positional advantages are becoming overwhelming: White controls critical squares in Black's camp (e5, f5), two critical files (e & h), and White can seize the b1-h7 diagonal at will.
28. Bf3d1
There is now no preventing Bc2, Qd3, Qf5, f2-f4 etc.; the White pieces invade the Black camp. Black resigned. 1 - 0
