What was written by M1 , produced by M3 's Canadian editor , and executive produced by M0
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.executive_produced_by M0 .
?x0 ns:film.film.produced_by|ns:film.film.production_companies ?x1 .
?x0 ns:film.film.written_by M1 .
?x1 ns:film.editor.film M3 .
?x1 ns:people.person.nationality ns:m.0d060g
}