which material shares the same class as c355 aluminium alloy?
Entity Entity Entity Entity
m.0261kyp m.04mkrtb m.0gbt_p_ m.0gbt_qg
6061 aluminium alloy Aluminum Alloy 2024 A356 Aluminum Alloy D357 Aluminum Alloy
class class entity
engineering.material engineering.material m.0gbt_r_
engineering.material engineering.material engineering.material
Material Material C355 Aluminium Alloy
none none none
engineering.material.subclass engineering.material.parent_material_class
Child material class Parent material class
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.material . 
?x1 :type.object.type :engineering.material . 
VALUES ?x2 { :m.0gbt_r_ } 
?x1 :engineering.material.subclass ?x0 . 
?x2 :engineering.material.parent_material_class ?x1 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(AND engineering.material (JOIN (R engineering.material.subclass) (JOIN (R engineering.material.parent_material_class) m.0gbt_r_)))