question: What did a film producer edit , M0 , M1 , and M2 write , and a employee of M3 write
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.edited_by ?x1 .
  ?x0 ns:film.film.written_by ?x2 .
  ?x0 ns:film.film.written_by M0 .
  ?x0 ns:film.film.written_by M1 .
  ?x0 ns:film.film.written_by M2 .
  ?x1 a ns:film.producer .
  ?x2 ns:people.person.employment_history/ns:business.employment_tenure.company M3
  }