question: Was a film editor that M2 , M3 , M4 , and M5 were directed by M0
query: SELECT count(*) WHERE {
  M0 a ns:film.editor .
  M0 ns:film.director.film M2 .
  M0 ns:film.director.film M3 .
  M0 ns:film.director.film M4 .
  M0 ns:film.director.film M5
  }