question: What was written by M0 and M1 , written by a company 's founder , and written by M2 and M3
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.written_by ?x1 .
  ?x0 ns:film.film.written_by M0 .
  ?x0 ns:film.film.written_by M1 .
  ?x0 ns:film.film.written_by M2 .
  ?x0 ns:film.film.written_by M3 .
  ?x1 ns:organization.organization_founder.organizations_founded ?x2 .
  ?x2 a ns:business.employer
  }