the propeller are a means of propulsion for which ship?
Entity Entity Entity Entity
m.0bg94ll m.03hkpvp m.0ztg2jm m.0vxf_f0
HMS James Watt MS Melody Falcon Chasina
class entity
boats.ship m.05xt4
boats.ship boats.means_of_propulsion
Ship Propeller
none none
boats.ship.means_of_propulsion
Means of propulsion
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 :boats.ship . 
VALUES ?x1 { :m.05xt4 } 
?x0 :boats.ship.means_of_propulsion ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND boats.ship (JOIN boats.ship.means_of_propulsion m.05xt4))