when describing the measurement system of joule per mole per kelvin, what is used as the unit of volume?
Entity Entity Entity Entity Entity Entity Entity
m.0g593rd m.04lmb g.1211ppz5 g.121_428n m.01x333y g.121_4_py g.121g16hn
Cubic metre Liter Centiliter Deciliter Milliliter Hectoliter Cubic kilometer
class class entity
measurement_unit.volume_unit measurement_unit.measurement_system m.02sj59n
measurement_unit.volume_unit measurement_unit.measurement_system measurement_unit.molar_heat_capacity_unit
Unit Of Volume Measurement System Joule per mole per kelvin
none none none
measurement_unit.measurement_system.volume_units measurement_unit.molar_heat_capacity_unit.measurement_system
Volume Units Measurement System
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.volume_unit . 
?x1 :type.object.type :measurement_unit.measurement_system . 
VALUES ?x2 { :m.02sj59n } 
?x1 :measurement_unit.measurement_system.volume_units ?x0 . 
?x2 :measurement_unit.molar_heat_capacity_unit.measurement_system ?x1 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(AND measurement_unit.volume_unit (JOIN (R measurement_unit.measurement_system.volume_units) (JOIN (R measurement_unit.molar_heat_capacity_unit.measurement_system) m.02sj59n)))