What is the {isotope of lead} with the {MIN(parity)} whose {instance of} is {nuclear isomer}  ?
which isotope of lead is the nuclear isomer?
which isotop of lead has the minimum parity that make it a nuclear isomer?
SELECT ?f WHERE { ?f rdf:type ontology:isotope_of_lead . ?f property:parity_quantum_number ?m . ?f rdf:type ontology:nuclear_isomer }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q1372384>.

?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/P1123>.
?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/Q846110> .

}
ORDER BY ASC(?obj1)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q1372384 . ?ent wdt:P1123 ?obj . ?ent wdt:P31 wd:Q846110} ORDER BY ASC(?obj)LIMIT 5 
lead-187m lead-202m1 lead-203m2 lead-204m1 lead-183m