national heart, lung, and blood institute sponsored which medical trial?
Entity Entity Entity Entity
m.03zbbw_ m.03zbbwp m.03zbbwv m.03zbbx9
Postmenopausal Hormone Therapy in Unstable Angina Hypertension Prevention Trial (HPT) Feasibility Study Vitamin E and C to Slow Progression of Common Carotid Artery Plaque Build-up Physicians' Health Study
class entity
medicine.medical_trial m.040ftxs
medicine.medical_trial medicine.medical_trial_sponsor
Medical trial National Heart, Lung, and Blood Institute
none none
medicine.medical_trial.sponsor
Sponsor
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.medical_trial . 
VALUES ?x1 { :m.040ftxs } 
?x0 :medicine.medical_trial.sponsor ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND medicine.medical_trial (JOIN medicine.medical_trial.sponsor m.040ftxs))