in what type of boxing is the standard number of rounds 15?
Entity
m.01dbcm
Fight of the Century
class literal
boxing.boxing_match 15^^http://www.w3.org/2001/XMLSchema#integer
boxing.boxing_match type.int
Boxing match 15
none none
boxing.boxing_match.planned_number_of_rounds
Planned number of rounds
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 :boxing.boxing_match . 
VALUES ?x1 { "15"^^<http://www.w3.org/2001/XMLSchema#integer> } 
?x0 :boxing.boxing_match.planned_number_of_rounds ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND boxing.boxing_match (JOIN boxing.boxing_match.planned_number_of_rounds 15^^http://www.w3.org/2001/XMLSchema#integer))