question: What was written by a film distributor 's employee and written by M1 's child
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.written_by ?x1 .
  ?x0 ns:film.film.written_by ?x2 .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x3 .
  ?x2 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent M1 .
  ?x3 a ns:film.film_distributor
  }