Complex sentence: An idealistic group of student activists travel from New York City to the Amazon to save a vanishing tribe, but crash in the jungle and are then, ironically, taken hostage by the very natives they want to protect.
Split into simpler sentences: An idealistic group of student activists travel from New York City to the Amazon to save a vanishing native tribe, but crash in the jungle. They are then, ironically, taken hostage by the very natives they want to protect.