question: Was M0 a French actor that M2 and M3 were written and edited by
query: SELECT count(*) WHERE {
  M0 a ns:film.actor .
  M0 ns:film.editor.film M2 .
  M0 ns:film.editor.film M3 .
  M0 ns:film.writer.film M2 .
  M0 ns:film.writer.film M3 .
  M0 ns:people.person.nationality ns:m.0f8l9c
  }