question: Were M1 , M5 , and M6 edited by M4 , executive produced by a film producer , and written by M2 and M3
query: SELECT count(*) WHERE {
  ?x0 a ns:film.producer .
  M1 ns:film.film.edited_by M4 .
  M1 ns:film.film.executive_produced_by ?x0 .
  M1 ns:film.film.written_by M2 .
  M1 ns:film.film.written_by M3 .
  M5 ns:film.film.edited_by M4 .
  M5 ns:film.film.executive_produced_by ?x0 .
  M5 ns:film.film.written_by M2 .
  M5 ns:film.film.written_by M3 .
  M6 ns:film.film.edited_by M4 .
  M6 ns:film.film.executive_produced_by ?x0 .
  M6 ns:film.film.written_by M2 .
  M6 ns:film.film.written_by M3
  }