what is the cloud that's minimum altitude of more than 6000.0 called?
Entity Entity Entity Entity Entity
m.016864 m.0cs96 m.01685p m.0327d7 m.06rx48
Cirrostratus Cirrus Cirrocumulus Altocumulus lenticularis Cirrus uncinus
class literal
meteorology.cloud 6000.0^^http://www.w3.org/2001/XMLSchema#float
meteorology.cloud type.float
Cloud 6000.0
none >=
meteorology.cloud.minimum_altitude
Minimum Altitude
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 :meteorology.cloud . 
FILTER (?x1 >= "6000.0"^^<http://www.w3.org/2001/XMLSchema#float>)
?x0 :meteorology.cloud.minimum_altitude ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND meteorology.cloud (ge meteorology.cloud.minimum_altitude 6000.0^^http://www.w3.org/2001/XMLSchema#float))