question: Was M2 founded by M3 , founded by a actor , and founded by a employee and founder of M1 's producer
query: SELECT count(*) WHERE {
  ?x0 a ns:film.actor .
  ?x1 ns:organization.organization_founder.organizations_founded ?x2 .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
  ?x2 ns:film.producer.film|ns:film.production_company.films M1 .
  M2 ns:organization.organization.founders ?x0 .
  M2 ns:organization.organization.founders ?x1 .
  M2 ns:organization.organization.founders M3
  }