What is the {calendar day of a given year} with the {MAX(time index)} ?
What day out of the year is the longest time index?
Which calender day of a given year has maximum time index?
SELECT ?u WHERE { ?u property:time_index ?i . ?u rdf:type ontology:calendar_day_of_a_given_year }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q47150325>.
?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/P4895>.
?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:Q47150325 . ?ent wdt:P4895 ?obj } ORDER BY DESC(?obj)LIMIT 5 
2 March 2018 1 January 1900