Was M4 produced by a French German producer of M2 and M3 and produced by M5 and M6
SELECT count(*) WHERE {
?x0 ns:film.producer.film|ns:film.production_company.films M2 .
?x0 ns:film.producer.film|ns:film.production_company.films M3 .
?x0 ns:people.person.nationality ns:m.0345h .
?x0 ns:people.person.nationality ns:m.0f8l9c .
M4 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M4 ns:film.film.produced_by|ns:film.film.production_companies M5 .
M4 ns:film.film.produced_by|ns:film.film.production_companies M6
}