Did M1 employ a actor of M0 , employ M2 , M3 , and M4 , and employ M5
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.character M0 .
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
}