What was written by a film producer , written by M1 's Canadian employee , and edited by M3 's actor
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.edited_by ?x1 .
?x0 ns:film.film.written_by ?x2 .
?x0 ns:film.film.written_by ?x3 .
?x1 ns:film.actor.film/ns:film.performance.character M3 .
?x2 a ns:film.producer .
?x3 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
?x3 ns:people.person.nationality ns:m.0d060g
}