Did a screenwriter 's country of nationality employ M0 , M1 , M2 , M3 , and M4
SELECT count(*) WHERE {
?x0 ^ns:people.person.nationality ?x1 .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person M0 .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person M1 .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person M2 .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person M4 .
?x1 a ns:film.writer
}