question: Was M1 written by a character , written by M2 , M3 , M4 , and M5 , and directed by M6
query: SELECT count(*) WHERE {
  ?x0 a ns:fictional_universe.fictional_character .
  M1 ns:film.film.directed_by M6 .
  M1 ns:film.film.written_by ?x0 .
  M1 ns:film.film.written_by M2 .
  M1 ns:film.film.written_by M3 .
  M1 ns:film.film.written_by M4 .
  M1 ns:film.film.written_by M5
  }