What is the {Class IB flammable liquid} with the {MIN(maximum peak exposure limit)} whose {instance of} is {chemical compound}  ?
What chemical compound is considered a Lesson IB combustible fluid and includes a greatest top introduction limit?
What chemical compound is considered a Class IB flammable liquid and has a maximum peak exposure limit?
SELECT ?w WHERE { ?w rdf:type ontology:chemical_compound . ?w rdf:type ontology:Class_IB_flammable_liquid . ?w property:maximum_peak_exposure_limit ?m }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q21009055>.

?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?ent .
?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2406>.
?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj1.

?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?ent .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P31> .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q11173> .

}
ORDER BY ASC(?obj1)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q21009055 . ?ent wdt:P2406 ?obj . ?ent wdt:P31 wd:Q11173} ORDER BY ASC(?obj)LIMIT 5 
1,2-dichloroethane