Were M3 and M5 influenced by M4 and influenced by a French writer of M0 and M1
SELECT count(*) WHERE {
?x0 ns:film.writer.film M0 .
?x0 ns:film.writer.film M1 .
?x0 ns:people.person.nationality ns:m.0f8l9c .
M3 ns:influence.influence_node.influenced_by ?x0 .
M3 ns:influence.influence_node.influenced_by M4 .
M5 ns:influence.influence_node.influenced_by ?x0 .
M5 ns:influence.influence_node.influenced_by M4
}