What is the {Class IIIA combustible liquid} with the {MAX(vapor pressure)} whose {has part} is {chlorine}  ?
What class IIIA combustible liquid that has chlorine has the highest vapor pressure?
what is the class IIIA combustible liquid with the highest vapor pressure whose has part is chlorine?
SELECT ?l WHERE { ?l property:vapor_pressure ?o . ?l rdf:type ontology:Class_IIIA_combustible_liquid . ?l property:has_part resource:chlorine }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q21009058>.

?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/P2119>.
?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/P527> .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q688> .

}
ORDER BY DESC(?obj1)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q21009058 . ?ent wdt:P2119 ?obj . ?ent wdt:P527 wd:Q688 } ORDER BY DESC(?obj)LIMIT 5 
ethylene chlorohydrin benzyl chloride