What is <subject item of this property> of <atomic orbital> ?
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What is subject item of this property  for atomic orbital ?
SELECT DISTINCT ?y WHERE { resource:atomic_orbital property:Wikidata_item_of_this_property ?y }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q53860> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1629> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer. }
select distinct ?answer where { wd:Q53860 wdt:P1629 ?answer}