What is the {Class IB flammable liquid} for {material used} of {vinegar}
What do you combine vinegar and gasoline to create?
 select distinct ?obj where { wd:Q41354 wdt:P186 ?obj . ?obj wdt:P31 wd:Q21009055 } 
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q41354> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P186> . ?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/Q21009055> } 
What is the result of mixing gasoline and vinegar?