question: Were M2 , M3 , and M4 edited by a cinematographer and editor of M1 and edited by M0 's actor
query: SELECT count(*) WHERE {
  ?x0 ns:film.actor.film/ns:film.performance.character M0 .
  ?x1 ns:film.cinematographer.film M1 .
  ?x1 ns:film.editor.film M1 .
  M2 ns:film.film.edited_by ?x0 .
  M2 ns:film.film.edited_by ?x1 .
  M3 ns:film.film.edited_by ?x0 .
  M3 ns:film.film.edited_by ?x1 .
  M4 ns:film.film.edited_by ?x0 .
  M4 ns:film.film.edited_by ?x1
  }