name the piston configuration of the ford model t engine.
Entity
m.01chrk
Inline-four engine
class entity
engineering.piston_configuration m.046ql9
engineering.piston_configuration engineering.piston_engine
Piston configuration Ford Model T engine
none none
engineering.piston_configuration.engines
Engines
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.piston_configuration . 
VALUES ?x1 { :m.046ql9 } 
?x0 :engineering.piston_configuration.engines ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND engineering.piston_configuration (JOIN engineering.piston_configuration.engines m.046ql9))