what is the {pressure} for {phosphoric acid} has {boiling point} as {415.0} ?
Which is the pressure that phosphoric acid need to be at to have a boiling point of 415.0?
At what pressure does phosphoric acid need to be at to have a boiling point of 415.0?
SELECT ?h WHERE { resource:phosphoric_acid property:boiling_point ?z . FILTER ( CONTAINS ( ?t , '415.0' ) ) . ?z property:boiling_point ?t . ?z property:pressure ?h }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q184782> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2102> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <415.0> .
?statement <http://www.wikidata.org/entity/P2077> ?value. 
} 

SELECT ?value WHERE { wd:Q184782 p:P2102 ?s . ?s ps:P2102 ?x filter(contains(?x , '415.0')) . ?s pq:P2077 ?value}