question: Was a film executive produced and edited by M2 's German cinematographer
query: SELECT count(*) WHERE {
  ?x0 a ns:film.film .
  ?x0 ns:film.film.edited_by ?x1 .
  ?x0 ns:film.film.executive_produced_by ?x1 .
  ?x1 ns:film.cinematographer.film M2 .
  ?x1 ns:people.person.nationality ns:m.0345h
  }