Original sentence: It is assumed that the rest of the series is destroyed, due to a common practice known as wiping, which the major networks (except for CBS) did with most of their daytime shows prior to 1980.Only the pilot (taped February 10 with Anita Gillette and Soupy Sales) and the Premiere (with Anne Meara and William Shatner) are known to exist
Edited sentence: It is assumed that the rest of the series is destroyed, due to a common network practice known as wiping; ABC, specifically, continued this practice until 1978.Only the pilot (taped February 10 with Gillette and Sales) and the Premiere (taped April 4 with Meara and Shatner) are known to exist