which video game was initial released on 1991-07?
Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity
m.04zysmr m.05p4jh2 m.051slh m.0h62t31 m.03y6fk m.02x4fxt m.05f9029 m.0hnc4t2 m.05kpy7 m.03cng6r m.0bnk6ph
KlashBall League Bowling Duke Nukem High Speed Vendetta Three Wonders Ghost Pilots Mickey's Dangerous Chase Frankenstein: The Monster Returns Blue's Journey King of the Monsters
class literal
cvg.computer_videogame 1991-07^^http://www.w3.org/2001/XMLSchema#gYearMonth
cvg.computer_videogame type.datetime
Video game 1991-07
none none
cvg.computer_videogame.release_date
Initial release date
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 :cvg.computer_videogame . 
VALUES ?x1 { "1991-07-08:00"^^<http://www.w3.org/2001/XMLSchema#gYearMonth> } 
?x0 :cvg.computer_videogame.release_date ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND cvg.computer_videogame (JOIN cvg.computer_videogame.release_date 1991-07^^http://www.w3.org/2001/XMLSchema#gYearMonth))