Complex sentence: African-American who killed three white men in 1954 and evaded capture by 400-man lynch party; turned himself in, was committed by court to state mental institution; released in 1970.
Split into simpler sentences: African-American who killed three white men in 1954 and evaded capture by a 400-man lynch party. He turned himself in and was committed by the court to the state mental institution; released in 1970.