How many {distributor} are to/by {Google} ?
How many distributors at google?
Google has how many distributors?
SELECT ( COUNT ( ?w ) AS ?q ) { ?w property:distributed_by resource:Google }
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/P750> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> http://wikidata.dbpedia.org/resource/Q95 .
} 

SELECT (COUNT(?sub) AS ?value ) { ?sub wdt:P750 wd:Q95 }
8