Was M3 executive produced and written by a French star of M1 and M2
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M1 .
?x0 ns:film.actor.film/ns:film.performance.film M2 .
?x0 ns:people.person.nationality ns:m.0f8l9c .
M3 ns:film.film.executive_produced_by ?x0 .
M3 ns:film.film.written_by ?x0
}