Did M2 employ M3 , employ a film editor , and employ a screenwriter
SELECT count(*) WHERE {
?x0 a ns:film.writer .
?x1 a ns:film.editor .
M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person M3
}