what would the female equivalent title of the duke of saxe-altenburg be called?
Entity
m.05lg4p0
Duchess of Saxe-Altenburg
class class entity
royalty.noble_title royalty.noble_title_gender_equivalency m.05lg3t9
royalty.noble_title royalty.noble_title_gender_equivalency royalty.noble_title
Noble title Noble title gender equivalency Duke of Saxe-Altenburg
none none none
royalty.noble_title_gender_equivalency.equivalent_title royalty.noble_title_gender_equivalency.equivalent_title
Equivalent title Equivalent title
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 :royalty.noble_title . 
?x1 :type.object.type :royalty.noble_title_gender_equivalency . 
VALUES ?x2 { :m.05lg3t9 } 
?x1 :royalty.noble_title_gender_equivalency.equivalent_title ?x0 . 
?x1 :royalty.noble_title_gender_equivalency.equivalent_title ?x2 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(AND royalty.noble_title (JOIN (R royalty.noble_title_gender_equivalency.equivalent_title) (JOIN royalty.noble_title_gender_equivalency.equivalent_title m.05lg3t9)))