Did M4 employ a female person and employ M2 's male costume designer
SELECT count(*) WHERE {
?x0 a ns:people.person .
?x0 ns:people.person.gender ns:m.02zsn .
?x1 ns:film.film_costumer_designer.costume_design_for_film M2 .
?x1 ns:people.person.gender ns:m.05zppz .
M4 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
M4 ns:business.employer.employees/ns:business.employment_tenure.person ?x1
}