Project Ozma
The program was named after Princess Ozma , ruler of the fictional land of Oz , inspired by L . Frank Baum's supposed communication with Oz by radio to learn of the events in the books taking place after "The Emerald City of Oz" . 
<triplet> Princess Ozma <subj> land of Oz <obj> residence <triplet> land of Oz <subj> Princess Ozma <obj> head of state <subj> L. Frank Baum <obj> creator <subj> The Emerald City of Oz <obj> present in work <triplet> The Emerald City of Oz <subj> L. Frank Baum <obj> author