Was M2 a cinematographer that a Canadian actor of M1 influenced
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.character M1 .
?x0 ns:people.person.nationality ns:m.0d060g .
M2 a ns:film.cinematographer .
M2 ns:influence.influence_node.influenced_by ?x0
}