Did M3 star a Canadian film producer that played M2
SELECT count(*) WHERE {
?x0 a ns:film.producer .
?x0 ns:film.actor.film/ns:film.performance.character M2 .
?x0 ns:people.person.nationality ns:m.0d060g .
M3 ns:film.film.starring/ns:film.performance.actor ?x0
}