What is {cast member} of {Sesame Street} that is {start time} is {1972-0-0} ?
Who joined Sesame Street in 1972?
What cast member joined Sesame Street in 1972?
SELECT ?y WHERE { FILTER ( CONTAINS ( YEAR ( ?f ) , '1972' ) ) . ?n property:start_time ?f . resource:Sesame_Street property:cast_member ?n . ?n property:cast_member ?y }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q155629> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P161> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <1972-0-0>
} 

SELECT ?obj WHERE { wd:Q155629 p:P161 ?s . ?s ps:P161 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1972')) }