Complex sentence: The series left that location at the end of the first season in 1978 due to a request by the property owner, and moved to the ranch ("Duncan Acres") where the series was filmed for the rest of its run.
Split into simpler sentences: The series left that location at the end of the first season in 1978 due to a request by the property owner. The show moved to the ranch ("Duncan Acres") where the series was filmed for the rest of its run.