Complex sentence: Kenny Rogers Roasters is a chain of chicken-based restaurants that was founded in 1991 by country musician Kenny Rogers and John Y. Brown, Jr., who was former governor of the U.S. state of Kentucky.
Split into simpler sentences: Kenny Rogers Roasters is a brand which covers a chain of chicken-based restaurants. It was founded in 1991 by country musician Kenny Rogers and John Y. Brown, Jr., who was former governor of the U.S. state of Kentucky.