a focal length of sraw 2 is attributed to what digital camera?
Entity Entity
m.04jjq_m m.04n7l7q
Canon EOS 50D Canon EOS 5D Mark II
class entity
digicams.digital_camera m.04ll8f9
digicams.digital_camera digicams.camera_uncompressed_format
Digital Camera sRAW 2
none none
digicams.digital_camera.uncompressed_formats
Uncompressed Formats
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 :digicams.digital_camera . 
VALUES ?x1 { :m.04ll8f9 } 
?x0 :digicams.digital_camera.uncompressed_formats ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND digicams.digital_camera (JOIN digicams.digital_camera.uncompressed_formats m.04ll8f9))