if the wave height is 0.0, what is the corresponding beaufort wind force?
Entity
m.01xskc6
Beaufort force 0
class literal
meteorology.beaufort_wind_force 0.0^^http://www.w3.org/2001/XMLSchema#float
meteorology.beaufort_wind_force type.float
Beaufort Wind Force 0.0
none none
meteorology.beaufort_wind_force.wave_height
Wave Height
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.beaufort_wind_force . 
VALUES ?x1 { "0.0"^^<http://www.w3.org/2001/XMLSchema#float> } 
?x0 :meteorology.beaufort_wind_force.wave_height ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND meteorology.beaufort_wind_force (JOIN meteorology.beaufort_wind_force.wave_height 0.0^^http://www.w3.org/2001/XMLSchema#float))