which bridges belong to the type skyway?
Entity Entity
m.0341gs m.0w6bjvw
Bridge of Sighs SkyWalk
class entity
transportation.bridge m.01j6f0
transportation.bridge transportation.bridge_type
Bridge Skyway
none none
transportation.bridge.bridge_type
Bridge Type
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 :transportation.bridge . 
VALUES ?x1 { :m.01j6f0 } 
?x0 :transportation.bridge.bridge_type ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND transportation.bridge (JOIN transportation.bridge.bridge_type m.01j6f0))