What is the {Class IIIB combustible liquid} with the {MIN(lower flammable limit)} whose {has part} is {nitrogen}  ?
What class IIIB combustible liquid that contains nitrogen is the least flammable?
Name the least flammable nitrogen-containing class IIIB combustible liquid
SELECT ?f WHERE { ?f rdf:type ontology:Class_IIIB_combustible_liquid . ?f property:lower_flammable_limit ?j . ?f property:has_part resource:nitrogen . }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q21009059>.

?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/P2202>.
?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/Q627> .

}
ORDER BY ASC(?obj1)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q21009059 . ?ent wdt:P2202 ?obj . ?ent wdt:P527 wd:Q627. } ORDER BY ASC(?obj)LIMIT 5 
toluene 2,4-diisocyanate diethanolamine