the lycoming o-320 is a variation of which engine?
Entity Entity Entity Entity
m.0cs_n34 m.0cs_n3f m.0cs_n3q m.0cs_nly
Lycoming IO-320 Lycoming AEIO-320 Lycoming AIO-320 Lycoming O-320-A1A
class entity
engineering.engine m.08qz0k
engineering.engine engineering.engine
Engine Lycoming O-320
none none
engineering.engine.variation_of
Variation of
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 :engineering.engine . 
VALUES ?x1 { :m.08qz0k } 
?x0 :engineering.engine.variation_of ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND engineering.engine (JOIN engineering.engine.variation_of m.08qz0k))