Complex sentence: He entered Hofstra University in 1955 with a major in theater arts and having been awarded a play-writing scholarship, which furthered his interest in directing theater, though this wasn't approved by his father, who wanted him to study engineering.
Split into simpler sentences: He entered Hofstra University in 1955 with a major in theater arts and having been awarded a play-writing scholarship. This opportunity furthered his interest in directing theater even though his plans weren't approved by his father, who wanted him to study engineering.