Was M3 directed by , executive produced by , and written by a British Canadian film producer
SELECT count(*) WHERE {
?x0 a ns:film.producer .
?x0 ns:people.person.nationality ns:m.07ssc .
?x0 ns:people.person.nationality ns:m.0d060g .
M3 ns:film.film.directed_by ?x0 .
M3 ns:film.film.executive_produced_by ?x0 .
M3 ns:film.film.written_by ?x0
}