Complex sentence: Stanley is not attracted to Tina, and she seems to reciprocate; but after being denied entrance to the Coco Bongo, Stanley is stranded with a broken-down rental car at the city's filthy harbor, where he finds a mysterious wooden mask.
Split into simpler sentences: Stanley is not attracted to Tina, and she seems to reciprocate. After being denied entrance to the Coco Bongo, Stanley is stranded with a broken-down rental car at the city's filthy harbor, where he finds a mysterious wooden mask.