can you find the darkest star system body in the solar system
Entity
m.09bcm
Venus
class literal
astronomy.star_system_body 0^^http://www.w3.org/2001/XMLSchema#int
astronomy.star_system_body type.float
Star system body 0
none argmin
astronomy.celestial_object.magnitude
Apparent Magnitude
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 :astronomy.star_system_body . 
{
SELECT (MIN(?y1) AS ?x1)  WHERE { 
?y0 :type.object.type :astronomy.star_system_body . 
?y0 :astronomy.celestial_object.magnitude ?y1 . 
FILTER ( ?y0 != ?y1  )
}
}
?x0 :astronomy.celestial_object.magnitude ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(ARGMIN astronomy.star_system_body astronomy.celestial_object.magnitude)