Was a Mexican actor influenced by a director of M2 and M3
SELECT count(*) WHERE {
?x0 a ns:film.actor .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x0 ns:people.person.nationality ns:m.0b90_r .
?x1 ns:film.director.film M2 .
?x1 ns:film.director.film M3
}