the theodolite has a subclass, which instrument of measure belongs to this?
Entity Entity
m.0gskdg m.058ll_
Gyrotheodolite Ramsden surveying instruments
class entity
measurement_unit.measuring_instrument m.01kzpc
measurement_unit.measuring_instrument measurement_unit.measuring_instrument
Measuring Instrument Theodolite
none none
measurement_unit.measuring_instrument.subclass_of
Subclass of
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.measuring_instrument . 
VALUES ?x1 { :m.01kzpc } 
?x0 :measurement_unit.measuring_instrument.subclass_of ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND measurement_unit.measuring_instrument (JOIN measurement_unit.measuring_instrument.subclass_of m.01kzpc))