What is the {state function} for {measured by} of {degree Fahrenheit}
What does Fahrenheit measure?
 select distinct ?sbj where { ?sbj wdt:P1880 wd:Q42289 . ?sbj wdt:P31 wd:Q230937 } 
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1880> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q42289> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q230937> } 
What does Fahrenheit measure?