question: Were M3 and M4 written by and executive produced by a writer and cinematographer of M0 , M1 , and M2
query: SELECT count(*) WHERE {
  ?x0 ns:film.cinematographer.film M0 .
  ?x0 ns:film.cinematographer.film M1 .
  ?x0 ns:film.cinematographer.film M2 .
  ?x0 ns:film.writer.film M0 .
  ?x0 ns:film.writer.film M1 .
  ?x0 ns:film.writer.film M2 .
  M3 ns:film.film.executive_produced_by ?x0 .
  M3 ns:film.film.written_by ?x0 .
  M4 ns:film.film.executive_produced_by ?x0 .
  M4 ns:film.film.written_by ?x0
  }