Generate a correct and concise answer for the question based on the words in the context.

Context : In the Green Star's Glow (1976) is the final novel in Lin Carter's Green Star Series. 
Question : What is the series that In the Green Star's Glow is a part of?
Green Star Series

Context : Song of Summer is a 1968 black-and-white television film written, produced and directed by Ken Russell for the BBC's Omnibus series which was first broadcast on 15 September 1968. 
Question : The production company responsible for Song of Summer is what?
BBC

Context : Out of Oz brings a conclusion to the narratives spread across The Wicked Years while providing a revisionist look at L. Frank Baum's Land of Oz incorporating elements from Baum's series as well as the 1939 film adaptation of the original novel. 
Question : Which place does Out of Oz exist in?

Land of Oz

