What is {ceiling exposure limit} of {phenol} that is {duration} is {15.0} ?
Phenol with a duration of 15.0 has what ceiling exposure limit?
What is ceiling exposure limit for phenol which duration is 15.0?
SELECT ?c WHERE { ?y property:duration ?z . ?y property:ceiling_exposure_limit ?c . FILTER ( CONTAINS ( ?z , '15.0' ) ) . resource:phenol property:ceiling_exposure_limit ?y }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q130336> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2405> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P2047> <15.0>
} 

SELECT ?obj WHERE { wd:Q130336 p:P2405 ?s . ?s ps:P2405 ?obj . ?s pq:P2047 ?x filter(contains(?x , '15.0')) }