featherweight is the weight class of which boxing match?
Entity Entity Entity Entity
m.010ntr8g m.010r2j6s m.010x26qw m.0114925f
Josh Warrington vs Martin Lindsay Marvin Sonsona vs. Wilfredo Vazquez Jr. Vasyl Lomachenko vs Gary Russell Jr. Abner Mares-Jonathan Oquendo
class entity
boxing.boxing_match m.03c71d
boxing.boxing_match sports.boxing_weight_division
Boxing match Featherweight
none none
boxing.boxing_match.weight_class
Weight class
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 { :m.03c71d } 
?x0 :boxing.boxing_match.weight_class ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND boxing.boxing_match (JOIN boxing.boxing_match.weight_class m.03c71d))