What is {total fertility rate} of {place of origin} of {hard rock} ?
What is the overall richness rate of the nation that begun difficult rock?
What is the total fertility rate of the country that originated hard rock?
SELECT ?u WHERE { ?w property:total_fertility_rate ?u . resource:hard_rock property:country_of_origin ?w }
SELECT ?answer WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q83270> . ?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/P4841> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer . }
SELECT ?answer WHERE { wd:Q83270 wdt:P495 ?X . ?X wdt:P4841 ?answer}
1.8615 1.83