question: Were M2 and M6 edited by a Italian cinematographer and directed by M3 , M4 , and M5
query: SELECT count(*) WHERE {
  ?x0 a ns:film.cinematographer .
  ?x0 ns:people.person.nationality ns:m.03rjj .
  M2 ns:film.film.directed_by M3 .
  M2 ns:film.film.directed_by M4 .
  M2 ns:film.film.directed_by M5 .
  M2 ns:film.film.edited_by ?x0 .
  M6 ns:film.film.directed_by M3 .
  M6 ns:film.film.directed_by M4 .
  M6 ns:film.film.directed_by M5 .
  M6 ns:film.film.edited_by ?x0
  }