Complex sentence: According to Edward R. Pressman, producer of the film, "Originally, there was no one individual who Gekko was modeled on," but added that "Gekko was partly Milken", who was the "Junk Bond King" of the 1980s.
Split into simpler sentences: According to Edward R. Pressman, producer of the film, "Originally, there was no one individual who Gekko was modeled on," he adds. "But Gekko was partly Milken", who was the "Junk Bond King" of the 1980s.