if an engine has a chamber pressure of 208.0, what kind is it?
Entity Entity
m.02xlw3z m.02xlw4p
RD-129 RD-128
class literal
spaceflight.bipropellant_rocket_engine 208.0^^http://www.w3.org/2001/XMLSchema#float
spaceflight.bipropellant_rocket_engine type.float
Bipropellant rocket engine 208.0
none none
spaceflight.bipropellant_rocket_engine.chamber_pressure
Chamber pressure
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 :spaceflight.bipropellant_rocket_engine . 
VALUES ?x1 { "208.0"^^<http://www.w3.org/2001/XMLSchema#float> } 
?x0 :spaceflight.bipropellant_rocket_engine.chamber_pressure ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND spaceflight.bipropellant_rocket_engine (JOIN spaceflight.bipropellant_rocket_engine.chamber_pressure 208.0^^http://www.w3.org/2001/XMLSchema#float))