Complex sentence: An orphan from an early age, Lillard attended Mason City High School before moving to the University of Oregon, where he played in two college football games in 1931 before he was ruled ineligible by the Pacific Coast Conference (PCC) for playing semi-professional baseball.
Split into simpler sentences: An orphan from an early age, Lillard attended Mason City High School before moving to the University of Oregon. He played twice for the university's football team in 1931 before he was ruled ineligible by the Pacific Coast Conference (PCC) for playing semi-professional baseball.