What is {safety classification and labelling} of {magnesium sulfate anhydrous} that is {NFPA Fire} is {0} ?
what safety classification and labeling of magnesium sulfate anhydrous exists?
What is { safety classification and labeling } of { magnesium sulfate anhydrous } that is { NFPA Fire } is { 0 }?
SELECT ?p WHERE { ?p property:safety_classification_and_labelling ?p . resource:magnesium_sulfate property:safety_classification_and_labelling ?p . ?p property:NFPA_Fire ?u . FILTER ( ?u = 0 ) }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q288266> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P4952> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P994> <0>
} 

SELECT ?obj WHERE { wd:Q288266 p:P4952 ?s . ?s ps:P4952 ?obj . ?s pq:P994 ?x filter(contains(?x , '0')) }