question: Which film director was influenced by M2 's German cinematographer
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.director .
  ?x0 ns:influence.influence_node.influenced_by ?x1 .
  ?x1 ns:film.cinematographer.film M2 .
  ?x1 ns:people.person.nationality ns:m.0345h
  }