Were M3 and M4 written by M0 's female American executive producer
SELECT count(*) WHERE {
?x0 ns:film.producer.films_executive_produced M0 .
?x0 ns:people.person.gender ns:m.02zsn .
?x0 ns:people.person.nationality ns:m.09c7w0 .
M3 ns:film.film.written_by ?x0 .
M4 ns:film.film.written_by ?x0
}