Was M0 a French person that M2 and M3 were directed by and were written by
SELECT count(*) WHERE {
M0 a ns:people.person .
M0 ns:film.director.film M2 .
M0 ns:film.director.film M3 .
M0 ns:film.writer.film M2 .
M0 ns:film.writer.film M3 .
M0 ns:people.person.nationality ns:m.0f8l9c
}