name the manufactured drug form which has a marketing start date of jul. the 15th, 1990.
Entity Entity Entity Entity Entity Entity
m.0hqmb7s m.0hqp05z m.0hqqk90 m.0jxt8sj m.0hqmdrc m.0hqn364
Antacid Regular Strength 200/20/200 liquid Good Sense Antacid Regular Strength 200/20/200 liquid Antiseptic Mouth Rinse 0.092/0.042/0.06/0.064 mouthwash Good Sense Nicotine 4 chewing gum Original Antiseptic 0.092/0.042/0.06/0.064 mouthwash Topcare Antacid Plus Anti Gas 400/400/40 liquid
class literal
medicine.manufactured_drug_form 1990-07-15^^http://www.w3.org/2001/XMLSchema#date
medicine.manufactured_drug_form type.datetime
Manufactured drug form Jul. the 15th, 1990
none none
medicine.manufactured_drug_form.marketing_start_date
Marketing start date
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.manufactured_drug_form . 
VALUES ?x1 { "1990-07-15-08:00"^^<http://www.w3.org/2001/XMLSchema#date> } 
?x0 :medicine.manufactured_drug_form.marketing_start_date ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND medicine.manufactured_drug_form (JOIN medicine.manufactured_drug_form.marketing_start_date 1990-07-15^^http://www.w3.org/2001/XMLSchema#date))