Did M4 employ a editor of M0 , M1 , and M2 and employ M3 's founder and employee
SELECT count(*) WHERE {
?x0 ns:film.editor.film M0 .
?x0 ns:film.editor.film M1 .
?x0 ns:film.editor.film M2 .
?x1 ns:organization.organization_founder.organizations_founded M3 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M3 .
M4 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
M4 ns:business.employer.employees/ns:business.employment_tenure.person ?x1
}