question: Was a gender of M0 and M1 a costume designer 's gender
query: SELECT count(*) WHERE {
  ?x0 ^ns:people.person.gender ?x1 .
  ?x0 ^ns:people.person.gender M0 .
  ?x0 ^ns:people.person.gender M1 .
  ?x1 a ns:film.film_costumer_designer
  }