What is the {isotope of lead} with the {MAX(spin quantum number)} whose {decays to} is {lead-203}  ?
Which isotope of lead decaying to lead-203 has the greatest spin quantum number ?
select ?ent where { ?ent wdt:P31 wd:Q1372384 . ?ent wdt:P1122 ?obj . ?ent wdt:P816 wd:Q18883424 } ORDER BY DESC(?obj)LIMIT 5 
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/P1122>.
?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/P816> .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q18883424> .

}
ORDER BY DESC(?obj1)
LIMIT 5
Which decaying lead-203 has the greatest spin quantum number?