How many {cell component} are to/by {mitochondrion} ?
Did you know the number of cell components in mitochondrion?
How many cell compenents do mitochondrion have?
SELECT ( COUNT ( ?e ) AS ?w ) { ?e property:cell_component resource:mitochondrion }
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/P681> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> http://wikidata.dbpedia.org/resource/Q39572 .
} 

SELECT (COUNT(?sub) AS ?value ) { ?sub wdt:P681 wd:Q39572 }
16629