Was M2 edited by a actor that M1 employed and was founded by and edited by M3 and M4
SELECT count(*) WHERE {
?x0 a ns:film.actor .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
M2 ns:film.film.edited_by ?x0 .
M2 ns:film.film.edited_by M3 .
M2 ns:film.film.edited_by M4
}