What is {maritime identification digits} of {place of origin} of {Walden} ?
What oceanic distinguishing proof digits imply the put of root of Walden?
What maritime identification digits signify the place of origin of Walden?
SELECT ?y WHERE { resource:Walden property:country_of_origin ?j . ?j property:maritime_identification_digits ?y }
SELECT ?answer WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q863534> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P495>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?X . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?X. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2979> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer . }
SELECT ?answer WHERE { wd:Q863534 wdt:P495 ?X . ?X wdt:P2979 ?answer}