question: Were M2 and M5 executive produced by a actor that M1 starred , edited by M4 , and executive produced by M3
query: SELECT count(*) WHERE {
  ?x0 a ns:film.actor .
  ?x0 ns:film.actor.film/ns:film.performance.film M1 .
  M2 ns:film.film.edited_by M4 .
  M2 ns:film.film.executive_produced_by ?x0 .
  M2 ns:film.film.executive_produced_by M3 .
  M5 ns:film.film.edited_by M4 .
  M5 ns:film.film.executive_produced_by ?x0 .
  M5 ns:film.film.executive_produced_by M3
  }