question: Were M1 , M2 , M3 , and M4 founded by M0 's sequel 's producer , director , and star
query: SELECT count(*) WHERE {
  ?x0 ns:film.actor.film/ns:film.performance.film ?x1 .
  ?x0 ns:film.director.film ?x1 .
  ?x0 ns:film.producer.film|ns:film.production_company.films ?x1 .
  ?x1 ns:film.film.prequel M0 .
  M1 ns:organization.organization.founders ?x0 .
  M2 ns:organization.organization.founders ?x0 .
  M3 ns:organization.organization.founders ?x0 .
  M4 ns:organization.organization.founders ?x0
  }