question: Was M0 a film editor that M2 , M3 , M4 , and M5 were played by and M6 and M7 were played by
query: SELECT count(*) WHERE {
  M0 a ns:film.editor .
  M0 ns:film.actor.film/ns:film.performance.character M2 .
  M0 ns:film.actor.film/ns:film.performance.character M3 .
  M0 ns:film.actor.film/ns:film.performance.character M4 .
  M0 ns:film.actor.film/ns:film.performance.character M5 .
  M0 ns:film.actor.film/ns:film.performance.character M6 .
  M0 ns:film.actor.film/ns:film.performance.character M7
  }