question: Did a film distributor acquired by M2 , acquired by M3 , M4 , and M5 , and acquired by M6 distribute M1
query: SELECT count(*) WHERE {
  ?x0 a ns:film.film_distributor .
  ?x0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M1 .
  ?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M2 .
  ?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M3 .
  ?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M4 .
  ?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M5 .
  ?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M6
  }