which class of locomotives are built by hudswell clarke?
Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity
m.02xbjtk m.0n480x2 m.0b6xxt m.06lk43 m.02xbn44 m.04y7bm7 m.02xcg2r m.0b76lx m.0ll2d0z m.0n4ccc7
Rhymney Railway R class Barry Railway Class E British Rail Class D2/7 Hunslet Austerity 0-6-0ST Rhymney Railway A class LMS diesel shunters 7055/6 Rhymney Railway P class British Rail Class D2/12 Barry Railway Class J Barry Railway Class F
class entity
rail.locomotive_class m.08llcx
rail.locomotive_class rail.locomotive_builder
Locomotive class Hudswell Clarke
none none
rail.locomotive_class.built_by
Built by
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 :rail.locomotive_class . 
VALUES ?x1 { :m.08llcx } 
?x0 :rail.locomotive_class.built_by ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND rail.locomotive_class (JOIN rail.locomotive_class.built_by m.08llcx))