What is the {chemical compound} for {conjugate acid} of {water}
What is water's conjugate acid's chemical composition?
Mention the chemical composition of water's conjugate acid.
SELECT DISTINCT ?s WHERE { ?s rdf:type ontology:chemical_compound . resource:water property:conjugate_acid ?s }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q283> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P4147> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q11173> } 
 select distinct ?obj where { wd:Q283 wdt:P4147 ?obj . ?obj wdt:P31 wd:Q11173 } 