question: Were M2 and M7 directed by M3 , M4 , M5 , and M6 and directed by a male star of M0
query: SELECT count(*) WHERE {
  ?x0 ns:film.actor.film/ns:film.performance.film M0 .
  ?x0 ns:people.person.gender ns:m.05zppz .
  M2 ns:film.film.directed_by ?x0 .
  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.directed_by M6 .
  M7 ns:film.film.directed_by ?x0 .
  M7 ns:film.film.directed_by M3 .
  M7 ns:film.film.directed_by M4 .
  M7 ns:film.film.directed_by M5 .
  M7 ns:film.film.directed_by M6
  }