which cloud, of the family b (mid-level) cloud family, has the highest lowest altitude?
Entity
m.016839
Altocumulus
class literal class entity
meteorology.cloud 0^^http://www.w3.org/2001/XMLSchema#int meteorology.cloud m.01xtcg8
meteorology.cloud type.float meteorology.cloud meteorology.cloud_classification
Cloud 0 Cloud Family B (mid-level)
none argmax none none
meteorology.cloud.minimum_altitude meteorology.cloud.cloud_family meteorology.cloud.classification
Minimum Altitude Cloud Family Classification
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 . 
{
SELECT (MAX(?y1) AS ?x1)  WHERE { 
?y0 :type.object.type :meteorology.cloud . 
?y2 :type.object.type :meteorology.cloud . 
VALUES ?y3 { :m.01xtcg8 } 
?y0 :meteorology.cloud.minimum_altitude ?y1 . 
?y2 :meteorology.cloud.cloud_family ?y0 . 
?y2 :meteorology.cloud.classification ?y3 . 
FILTER ( ?y0 != ?y1 && ?y0 != ?y2 && ?y0 != ?y3 && ?y1 != ?y2 && ?y1 != ?y3 && ?y2 != ?y3  )
}
}
?x2 :type.object.type :meteorology.cloud . 
VALUES ?x3 { :m.01xtcg8 } 
?x0 :meteorology.cloud.minimum_altitude ?x1 . 
?x2 :meteorology.cloud.cloud_family ?x0 . 
?x2 :meteorology.cloud.classification ?x3 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x0 != ?x3 && ?x1 != ?x2 && ?x1 != ?x3 && ?x2 != ?x3  )
}
}
(ARGMAX (AND meteorology.cloud (JOIN (R meteorology.cloud.cloud_family) (JOIN meteorology.cloud.classification m.01xtcg8))) meteorology.cloud.minimum_altitude)