Complex sentence: He enrolled at Hansraj College (1985--1988) to earn his Bachelors degree in Economics, but spent much of his time at Delhi's "Theatre Action Group" (TAG), where he studied acting under the mentorship of theatre director Barry John.
Split into simpler sentences: He enrolled at Hansraj College (1985--1988) to earn his Bachelors degree in Economics, but spent much of his time at Delhi's "Theatre Action Group" (TAG). There he studied acting under the mentorship of theatre director Barry John.