Complex sentence: In 1969, Eastern was renamed as "Dr. Martin Luther King, Jr. High School"; the official school colors were changed from orange and black, to gold and black; the school logo/mascot was changed from an American Indian, to the Crusaders.
Split into simpler sentences: In 1969, Eastern was renamed as "Dr. Martin Luther King, Jr. High School". The official school colors were changed from orange and black, to gold and black; the school logo/mascot was changed from an American Indian, to the Crusaders.