a side effect of gluten free diet is what symptom?
Entity Entity
m.02kcnn7 m.014x04
Vitamin Deficiency Iron deficiency
class entity
medicine.symptom m.034n2g
medicine.symptom medicine.medical_treatment
Symptom gluten free diet
none none
medicine.symptom.side_effect_of
Side effect of
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 :medicine.symptom . 
VALUES ?x1 { :m.034n2g } 
?x0 :medicine.symptom.side_effect_of ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND medicine.symptom (JOIN medicine.symptom.side_effect_of m.034n2g))