question: What British cinematographer and editor of M2 was employed by M0
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.cinematographer.film M2 .
  ?x0 ns:film.editor.film M2 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
  ?x0 ns:people.person.nationality ns:m.07ssc
  }