How many {afflicts} are to/by {thyroid gloubu} ?
Which is the number of afflicts that there are in the thyroid gloubu?
How many afflicts are there in the thyroid gloubu} ?
SELECT ( COUNT ( ?c ) AS ?a ) { ?c property:afflicts resource:thyroid_gland }
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/P689> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> http://wikidata.dbpedia.org/resource/Q16399 .
} 

SELECT (COUNT(?sub) AS ?value ) { ?sub wdt:P689 wd:Q16399 }
13