Did M3 and M4 influence M2 's American female director and influence M4
SELECT count(*) WHERE {
?x0 ns:film.director.film M2 .
?x0 ns:people.person.gender ns:m.02zsn .
?x0 ns:people.person.nationality ns:m.09c7w0 .
M3 ns:influence.influence_node.influenced ?x0 .
M3 ns:influence.influence_node.influenced M4 .
M4 ns:influence.influence_node.influenced ?x0 .
M4 ns:influence.influence_node.influenced M4
}