what contains quart (imperial) as volume unit?
Entity Entity
m.03zt2 m.03cyn_5
Imperial unit system Canadian units of measurement
class entity
measurement_unit.measurement_system m.01x338z
measurement_unit.measurement_system measurement_unit.volume_unit
Measurement System Quart (Imperial)
none none
measurement_unit.measurement_system.volume_units
Volume Units
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 :measurement_unit.measurement_system . 
VALUES ?x1 { :m.01x338z } 
?x0 :measurement_unit.measurement_system.volume_units ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND measurement_unit.measurement_system (JOIN measurement_unit.measurement_system.volume_units m.01x338z))