Give me {mineral acid} that {conjugate base} {hydrogen sulfate ion} and which that starts with {'a'}
What what is  mineral acid conjugate base hydrogen sulfate ion which that starts with letters a
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q408683 . ?sbj wdt:P4149 wd:Q3143743 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'a')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
SELECT DISTINCT ?sbj ?sbj_label { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?sbj . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P31> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q408683>. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?sbj . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P4149> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q3143743>. ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'a')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25
What what is mineral acid conjugate base hydrogen sulfate ion which that begins with letters a