How many {copyright owner} are to/by {Nintendo} ?
How many copyright owners are in {Nintendo} ?
SELECT (COUNT(?sub) AS ?value ) { ?sub wdt:P3931 wd:Q8093 }
SELECT (COUNT(?sub) AS ?subs ) {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?sub .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P3931> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> http://wikidata.dbpedia.org/resource/Q8093 .
} 

What is the number of copyright owners for Nintendo?