Complex sentence: Newt departs for Europe, but promises to return and visit Tina when his book is finished; he also anonymously leaves Jacob a case of silver Occamy eggshells to fund his bakery.
Split into simpler sentences: Newt departs for Europe, but promises to return and visit Tina when his book is finished. He also anonymously leaves Jacob a case of silver Occamy eggshells to fund his bakery.