Complex sentence: He first came to Hawaii in 1917 as a social worker in Hilo, and then held various educational positions in the Hawaii schools, eventually becoming the school superintendent from 1933 to 1946.
Split into simpler sentences: He first came to Hawai'i in 1917 as a social worker in Hilo. He then held various educational positions in the public school system eventually becoming a superintendent from 1933 to 1946.