Complex sentence: When Medea is wounded in the resulting battle, Jason uses the fleece to heal her, then orders Argonauts to take her to the ship, while he and two of his men fight off the skeletons.
Split into simpler sentences: When Medea is wounded in the resulting battle, Jason uses the fleece to heal her. He then orders his Argonauts to take Medea to the ship, while he and two of his men fight off the skeletons.