What is the {high-voltage direct current power line} with the {MAX(voltage)} ?
Name the high-voltage direct current power line with the highest voltage.
Which high-voltage direct current power line has the highest voltage?
SELECT ?c WHERE { ?c property:voltage ?k . ?c rdf:type ontology:high-voltage_direct_current_power_line }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q370607>.
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?ent .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2436>.
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .}
ORDER BY DESC(?obj)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q370607 . ?ent wdt:P2436 ?obj } ORDER BY DESC(?obj)LIMIT 5 
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