Complex sentence: Five months later, Pinocchio is transformed into a donkey, and later thrown into the sea by his handler; whereupon the Fairy sends a shoal of fish to consume his donkey's appearance until he is returned to his puppet form.
Split into simpler sentences: Five months later, Pinocchio is transformed into a donkey, and later thrown into the sea by his handler. Whereupon the Fairy sends a shoal of fish to consume his donkey's appearance until he is returned to his puppet form.