Name the Wikidata property known as  Bulgarian Antarctic with the least amount of records?
select ?ent where { ?ent wdt:P31 wd:Q1006160 . ?ent wdt:P4876 ?obj . ?ent wdt:P1687 wd:P5388} ORDER BY ASC(?obj)LIMIT 5 
gazetteer: Q1006160 bulgarian antarctic gazetteer id: P5388