Complex sentence: Andros became jealous when he saw Zhane spending special time with Ashley, but according to Zhane, they were just friends as Ashley kept asking about Andros--prompting him to finally ask her out on a date.
Split into simpler sentences: Andros became jealous when he saw Zhane spending time with Ashley. According to Zhane, Ashley kept asking about Andros--prompting him to finally ask her out on a date.