What is the {lunar crater} with the {MAX(vertical depth)} whose {instance of} is {lunar crater}  ?
What is the biggest depth of a lunar basin?
What is the largest depth of a lunar crater?
SELECT ?r WHERE { ?r property:vertical_depth ?t . ?r rdf:type ontology:lunar_crater . ?r rdf:type ontology:lunar_crater }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q1348589>.

?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/P4511>.
?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/Q1348589> .

}
ORDER BY DESC(?obj1)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q1348589 . ?ent wdt:P4511 ?obj . ?ent wdt:P31 wd:Q1348589 } ORDER BY DESC(?obj)LIMIT 5 
Jansky Amundsen Newton Baade Moretus