question: What was executive produced by M0 and written by M1 's child 's actor
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.executive_produced_by M0 .
  ?x0 ns:film.film.written_by ?x1 .
  ?x1 ns:film.actor.film/ns:film.performance.character ?x2 .
  ?x2 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent M1
  }