Complex sentence: In the 1940s and 1950s, and then again in the mid- 80s, they sponsored a broadcast program featuring "The Cinnamon Bear": stories of how Cinnamon Bear takes his young friends on a trip to "maybe land" in search of the Silver Star.
Split into simpler sentences: In the 1940s and 1950s, and then again in the mid- 80s, they sponsored a radio program featuring "The Cinnamon Bear". The shows were stories of how Cinnamon Bear takes his young friends on a trip to "maybe land" in search of the silver star.