Complex sentence: In cinema and television, lesbianism was taboo for a long time, though since the 1960s it has become a theme in its own right, investigated in softcore movies and erotic thrillers, depictions of lesbianism entered the mainstream in the 1980s.
Split into simpler sentences: In cinema and television, lesbianism was taboo for a long time, though since the 1960s it has become a theme in its own right. First used in softcore movies and erotic thrillers, depictions of lesbianism entered the mainstream in the 1980s.