Were M2 , M4 , and M5 produced by a film 's Canadian executive producer and executive produced by M3
SELECT count(*) WHERE {
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:people.person.nationality ns:m.0d060g .
?x1 a ns:film.film .
M2 ns:film.film.executive_produced_by M3 .
M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M4 ns:film.film.executive_produced_by M3 .
M4 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M5 ns:film.film.executive_produced_by M3 .
M5 ns:film.film.produced_by|ns:film.film.production_companies ?x0
}