Did a female person direct M3 , M4 , M5 , and M6 and write M1
SELECT count(*) WHERE {
?x0 a ns:people.person .
?x0 ns:film.director.film M3 .
?x0 ns:film.director.film M4 .
?x0 ns:film.director.film M5 .
?x0 ns:film.director.film M6 .
?x0 ns:film.writer.film M1 .
?x0 ns:people.person.gender ns:m.02zsn
}