What is the {public educational institution of the United States} for {employer} of {Linus Pauling}
What school did Linus Pauling's employer attend?
 select distinct ?obj where { wd:Q48983 wdt:P108 ?obj . ?obj wdt:P31 wd:Q23002039 } 
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q48983> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P108> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q23002039> } 
What school did Linus Pauling's boss attend?