question: Were M1 , M2 , M3 , M4 , M5 , and M6 founded by M0 's writer and producer
query: SELECT count(*) WHERE {
  ?x0 ns:film.producer.film|ns:film.production_company.films M0 .
  ?x0 ns:film.writer.film 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 .
  M5 ns:organization.organization.founders ?x0 .
  M6 ns:organization.organization.founders ?x0
  }