How many {production company} are for {Who Framed Roger Rabbit} ?
How many production companies were involved in making "Who framed Roger Rabbit"?
SELECT (COUNT(?obj) AS ?value ) { wd:Q379873 wdt:P272 ?obj }
SELECT (COUNT(?obj) AS ?objs ) {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q379873> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P272> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
} 

For the movie "Who Framed Roger Rabbit,"  how many production companies were involved?