question: Was M1 executive produced by M2 , directed by M3 , M4 , M5 , and M6 , and executive produced by a executive producer of M0
query: SELECT count(*) WHERE {
  ?x0 ns:film.producer.films_executive_produced M0 .
  M1 ns:film.film.directed_by M3 .
  M1 ns:film.film.directed_by M4 .
  M1 ns:film.film.directed_by M5 .
  M1 ns:film.film.directed_by M6 .
  M1 ns:film.film.executive_produced_by ?x0 .
  M1 ns:film.film.executive_produced_by M2
  }