Did M1 employ M2 , employ M3 , M4 , M5 , and M6 , and employ a costume designer
SELECT count(*) WHERE {
?x0 a ns:film.film_costumer_designer .
M1 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
M1 ns:business.employer.employees/ns:business.employment_tenure.person M2 .
M1 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
M1 ns:business.employer.employees/ns:business.employment_tenure.person M4 .
M1 ns:business.employer.employees/ns:business.employment_tenure.person M5 .
M1 ns:business.employer.employees/ns:business.employment_tenure.person M6
}