What is {safety classification and labelling} of {isopropyl alcohol} that is {NFPA Health} is {1} ?
according to the NFPA health what is the safety classification and labelling thta is 1
What is the safety classification and labelling of isopropyl alcohol that is a 1 according to the NFPA health?
SELECT ?o WHERE { ?j property:NFPA_Health ?k . resource:isopropyl_alcohol property:safety_classification_and_labelling ?j . ?j property:safety_classification_and_labelling ?o . FILTER ( ?k = 1 ) }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q16392> .
?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/P993> <1>
} 

SELECT ?obj WHERE { wd:Q16392 p:P4952 ?s . ?s ps:P4952 ?obj . ?s pq:P993 ?x filter(contains(?x , '1')) }