How many {academic major} are to/by {jurisprudence} ?
What is required for jurisprudence?
How many academic major subjects required for {jurisprudence} ?
SELECT ( COUNT ( ?f ) AS ?r ) { ?f property:academic_major resource:jurisprudence }
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/P812> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> http://wikidata.dbpedia.org/resource/Q4932206 .
} 

SELECT (COUNT(?sub) AS ?value ) { ?sub wdt:P812 wd:Q4932206 }
83