What is the {Class II combustible liquid} with the {MIN(median lethal concentration)} whose {color} is {colorless}  ?
What is the colorless Class II combustible liquid with the lowest median lethal concentration?
select ?ent where { ?ent wdt:P31 wd:Q21009057 . ?ent wdt:P2712 ?obj . ?ent wdt:P462 wd:Q1396399. } ORDER BY ASC(?obj)LIMIT 5 
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q21009057>.

?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/P2712>.
?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/P462> .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q1396399> .

}
ORDER BY ASC(?obj1)
LIMIT 5
What clear Class 2 combustible liquid has the least lethal concentration?