tim gilberts created which video game engine?
Entity
m.023b56
Professional Adventure Writer
class entity
cvg.computer_game_engine m.02hpskq
cvg.computer_game_engine cvg.computer_game_engine_developer
Video Game Engine Tim Gilberts
none none
cvg.computer_game_engine.developer
Developer
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_game_engine . 
VALUES ?x1 { :m.02hpskq } 
?x0 :cvg.computer_game_engine.developer ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND cvg.computer_game_engine (JOIN cvg.computer_game_engine.developer m.02hpskq))