question: Which editor and producer of M0 , M1 , and M2 was a film distributor 's founder
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.editor.film M0 .
  ?x0 ns:film.editor.film M1 .
  ?x0 ns:film.editor.film M2 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M0 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M1 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M2 .
  ?x0 ns:organization.organization_founder.organizations_founded ?x1 .
  ?x1 a ns:film.film_distributor
  }