mass can be measured by how many units?
Value
34
class entity
measurement_unit.mass_unit m.04t9l
measurement_unit.mass_unit measurement_unit.dimension
Unit of Mass Mass
count none
freebase.unit_profile.dimension
Dimension
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 (COUNT(?x0) AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :measurement_unit.mass_unit . 
VALUES ?x1 { :m.04t9l } 
?x0 :freebase.unit_profile.dimension ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(COUNT (AND measurement_unit.mass_unit (JOIN freebase.unit_profile.dimension m.04t9l)))