Complex sentence: In 1973 the Superstars was first televised as a segment on Wide World of Sports, the following year, The SuperStars debut as a weekly winter series that lasted for 10 years.
Split into simpler sentences: In 1973 the Superstars was first televised as a segment on Wide World of Sports. The following year, The SuperStars debuted as a weekly winter series that lasted for 10 years.