question: What film was written by a film producer 's founder , written by M3 and M4 , and executive produced by M1 and M2
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.film .
  ?x0 ns:film.film.executive_produced_by M1 .
  ?x0 ns:film.film.executive_produced_by M2 .
  ?x0 ns:film.film.written_by ?x1 .
  ?x0 ns:film.film.written_by M3 .
  ?x0 ns:film.film.written_by M4 .
  ?x1 ns:organization.organization_founder.organizations_founded ?x2 .
  ?x2 a ns:film.producer
  }