What is {median lethal dose} of {ammonia} that is {duration} is {1.0} ?
which is the median lethal dose of ammonia for the period {1.0} ?
What is the median lethal dose of ammonia for the period {1.0} ?
SELECT ?t WHERE { ?f property:duration ?b . ?f property:median_lethal_dose_(LD50) ?t . FILTER ( ?b = 1.0 ) . resource:Ammonia property:median_lethal_dose_(LD50) ?f }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q4087> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2240> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P2047> <1.0>
} 

SELECT ?obj WHERE { wd:Q4087 p:P2240 ?s . ?s ps:P2240 ?obj . ?s pq:P2047 ?x filter(contains(?x , '1.0')) }