Complex sentence: During the 1968 and 1969 season the team was officially known as the Fresno Aces, in 1970 the name was changed back to the Fresno Falcons.
Split into simpler sentences: During the 1968-69 season, Fresno's team was officially known as the Fresno Aces. For 1969-70, the name was changed back to the Fresno Falcons.