question: Did M1 star a cinematographer , star M2 , M3 , and M4 , star M5 , and star M6
query: SELECT count(*) WHERE {
  ?x0 a ns:film.cinematographer .
  M1 ns:film.film.starring/ns:film.performance.actor ?x0 .
  M1 ns:film.film.starring/ns:film.performance.actor M2 .
  M1 ns:film.film.starring/ns:film.performance.actor M3 .
  M1 ns:film.film.starring/ns:film.performance.actor M4 .
  M1 ns:film.film.starring/ns:film.performance.actor M5 .
  M1 ns:film.film.starring/ns:film.performance.actor M6
  }