What is the {cation} with the {MIN(isospin z-component)} whose {instance of} is {cation}  ?
Which cation has the lowest isospin z-component whose instance of is cation?
What is the cation with the lowest isospin z-component whose instance of is cation ?
SELECT ?j WHERE { ?j property:isospin_z-component ?p . ?j rdf:type ontology:cation . ?j rdf:type ontology:cation }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q326277>.

?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?ent .
?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1127>.
?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj1.

?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?ent .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P31> .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q326277> .

}
ORDER BY ASC(?obj1)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q326277 . ?ent wdt:P1127 ?obj . ?ent wdt:P31 wd:Q326277} ORDER BY ASC(?obj)LIMIT 5 
triton deuteron