what is the name of the theater production that opened on 09/23/1976?
Entity Entity
m.0zmq9zb m.0zgt1j1
Same Time, Next Year A Texas Trilogy: The Oldest Living Graduate
class literal
theater.theater_production 1976-09-23^^http://www.w3.org/2001/XMLSchema#date
theater.theater_production type.datetime
Theater Production 09/23/1976
none none
theater.theater_production.date_opened
Date Opened
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 :theater.theater_production . 
VALUES ?x1 { "1976-09-23-08:00"^^<http://www.w3.org/2001/XMLSchema#date> } 
?x0 :theater.theater_production.date_opened ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND theater.theater_production (JOIN theater.theater_production.date_opened 1976-09-23^^http://www.w3.org/2001/XMLSchema#date))