question: Did M3 star a German cinematographer and star M2 's employee
query: SELECT count(*) WHERE {
  ?x0 a ns:film.cinematographer .
  ?x0 ns:people.person.nationality ns:m.0345h .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
  M3 ns:film.film.starring/ns:film.performance.actor ?x0 .
  M3 ns:film.film.starring/ns:film.performance.actor ?x1
  }