How many {position held} are for {Helmut Schmidt} ?
How many positions are held by Helmut Schmidt?
SELECT (COUNT(?obj) AS ?value ) { wd:Q2516 wdt:P39 ?obj }
SELECT (COUNT(?obj) AS ?objs ) {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q2516> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P39> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
} 

Helmut Schmidt holds what number of positions?