question: Was a film producer 's child 's gender M1
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent ?x1 .
  ?x1 a ns:film.producer .
  M1 ^ns:people.person.gender ?x0
  }