Did a person 's employer employ a female writer of M1
SELECT count(*) WHERE {
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x2 .
?x1 a ns:people.person .
?x2 ns:film.writer.film M1 .
?x2 ns:people.person.gender ns:m.02zsn
}