question: What was executive produced by a editor of M2 , written by a person 's child , and directed by M0 and M1
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.directed_by M0 .
  ?x0 ns:film.film.directed_by M1 .
  ?x0 ns:film.film.executive_produced_by ?x1 .
  ?x0 ns:film.film.written_by ?x2 .
  ?x1 ns:film.editor.film M2 .
  ?x2 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent ?x3 .
  ?x3 a ns:people.person
  }