How many {astronaut mission} are for {Franklin Chang Díaz} ?
Franklin Chang Diaz already made as many missions astronauts?
SELECT (COUNT(?obj) AS ?value ) { wd:Q360433 wdt:P450 ?obj }
SELECT (COUNT(?obj) AS ?objs ) {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q360433> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P450> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
} 

How many missions has astronaut Franklin Chang Diaz already made?