Complex sentence: They soon learned the ship had over a hundred Decepticons within suspension pods, but all had escaped; it is now their duty to recapture all escaped Decepticons before they cause further harm on Earth.
Split into simpler sentences: They soon learned the ship had over a hundred Decepticon prisoners within suspension pods, but all had escaped. It is now their duty to recapture all escaped Decepticon prisoners before they cause further harm on Earth.