which sports league season has the championship event of super bowl xix ?
Entity
m.0793t1
1984 NFL season
class entity
sports.sports_league_season m.076sj
sports.sports_league_season sports.sports_championship_event
Sports League Season Super Bowl XIX
none none
sports.sports_league_season.championship
Championship
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 :sports.sports_league_season . 
VALUES ?x1 { :m.076sj } 
?x0 :sports.sports_league_season.championship ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND sports.sports_league_season (JOIN sports.sports_league_season.championship m.076sj))