What is the {unit of time} with the {MIN(Wikidata time precision)} whose {part of} is {night}  ?
What is the unit of time that has the least Wikidata time precision at night?
select ?ent where { ?ent wdt:P31 wd:Q1790144 . ?ent wdt:P2803 ?obj . ?ent wdt:P361 wd:Q575. } ORDER BY ASC(?obj)LIMIT 5 
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q1790144>.

?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/P2803>.
?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/P361> .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q575> .

}
ORDER BY ASC(?obj1)
LIMIT 5
What is the unit of time that has the slightest Wikidata time accuracy at night?