Complex sentence: The Celtic conceptualization of the soul is often compared to the Pythagoreans Transmigration of Souls and debates over the relationship between the two, and questions as to whether the origins are from the Pythagoreans or Druids, are ongoing.
Split into simpler sentences: The Celtic conceptualization of the soul is often compared to the Pythagoreans Transmigration of Souls. Debates over the relationship between the two and questions as to whether the idea originates are Pythagorean or Druid are ongoing.