Which film was written by M5 's Canadian star and executive produced by M1 , M2 , and M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.executive_produced_by M1 .
?x0 ns:film.film.executive_produced_by M2 .
?x0 ns:film.film.executive_produced_by M3 .
?x0 ns:film.film.written_by ?x1 .
?x1 ns:film.actor.film/ns:film.performance.film M5 .
?x1 ns:people.person.nationality ns:m.0d060g
}