question: Which film whose distributor was acquired by M2 , was acquired by M3 , and acquired M4 did M1 edit
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.film .
  ?x0 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor ?x1 .
  ?x0 ns:film.film.edited_by M1 .
  ?x1 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M2 .
  ?x1 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M3 .
  ?x1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M4
  }