which cloud has the lowest maximum altitude?
Entity
m.0bw1jb
Fractus
class literal
meteorology.cloud 0^^http://www.w3.org/2001/XMLSchema#int
meteorology.cloud type.float
Cloud 0
none argmin
meteorology.cloud.maximum_altitude_m
Maximum 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 . 
{
SELECT (MIN(?y1) AS ?x1)  WHERE { 
?y0 :type.object.type :meteorology.cloud . 
?y0 :meteorology.cloud.maximum_altitude_m ?y1 . 
FILTER ( ?y0 != ?y1  )
}
}
?x0 :meteorology.cloud.maximum_altitude_m ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(ARGMIN meteorology.cloud meteorology.cloud.maximum_altitude_m)