How many {record label} are for {Trent Reznor} ?
Which is the number of record labels that are with Trent Reznor?
How many record labels are with the {Trent Reznor} ?
SELECT ( COUNT ( ?e ) AS ?a ) { resource:Trent_Reznor property:record_label ?e }
SELECT (COUNT(?obj) AS ?objs ) {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q282722> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P264> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
} 

SELECT (COUNT(?obj) AS ?value ) { wd:Q282722 wdt:P264 ?obj }
7