question: Were M1 and M6 directed by M5 , produced by a company , and written by M2 , M3 , and M4
query: SELECT count(*) WHERE {
  ?x0 a ns:business.employer .
  M1 ns:film.film.directed_by M5 .
  M1 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M1 ns:film.film.written_by M2 .
  M1 ns:film.film.written_by M3 .
  M1 ns:film.film.written_by M4 .
  M6 ns:film.film.directed_by M5 .
  M6 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M6 ns:film.film.written_by M2 .
  M6 ns:film.film.written_by M3 .
  M6 ns:film.film.written_by M4
  }