question: Was a film editor that M2 and M3 were played by and M4 and M5 were played by M0
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
  }