question: Who wrote a film that M2 edited , wrote , produced , and directed
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:film.writer.film ?x1 .
  ?x1 a ns:film.film .
  ?x1 ns:film.film.directed_by M2 .
  ?x1 ns:film.film.edited_by M2 .
  ?x1 ns:film.film.produced_by|ns:film.film.production_companies M2 .
  ?x1 ns:film.film.written_by M2
  }