question: What French cinematographer and star of M1 was M2 's editor
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.actor.film/ns:film.performance.film M1 .
  ?x0 ns:film.cinematographer.film M1 .
  ?x0 ns:film.editor.film M2 .
  ?x0 ns:people.person.nationality ns:m.0f8l9c
  }