Complex sentence: In Nazareth, Jesus, who is now twelve years old, is working with his father Joseph, when soldiers arrive under the command of Lucius, who realizes that Jesus escaped the massacre of the infants.
Split into simpler sentences: In Nazareth, Jesus, who is now twelve years old, is working with his father Joseph. Soldiers arrive under the command of Lucius, who realizes that Jesus escaped the massacre of the infants.