1983 is the date which top level domain was introduced?
Entity
m.04l3d6
no
class literal
internet.top_level_domain 1983^^http://www.w3.org/2001/XMLSchema#gYear
internet.top_level_domain type.datetime
Top Level Domain 1983
none none
internet.top_level_domain.introduced
Introduced
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> PREFIX : <http://rdf.freebase.com/ns/> 
SELECT (?x0 AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :internet.top_level_domain . 
VALUES ?x1 { "1983-08:00"^^<http://www.w3.org/2001/XMLSchema#gYear> } 
?x0 :internet.top_level_domain.introduced ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND internet.top_level_domain (JOIN internet.top_level_domain.introduced 1983^^http://www.w3.org/2001/XMLSchema#gYear))