question: Did a cinematographer and writer of M0 and M1 play M2 and play M3 and M4
query: SELECT count(*) WHERE {
  ?x0 ns:film.actor.film/ns:film.performance.character M2 .
  ?x0 ns:film.actor.film/ns:film.performance.character M3 .
  ?x0 ns:film.actor.film/ns:film.performance.character M4 .
  ?x0 ns:film.cinematographer.film M0 .
  ?x0 ns:film.cinematographer.film M1 .
  ?x0 ns:film.writer.film M0 .
  ?x0 ns:film.writer.film M1
  }