Was M2 edited by M1 's employee and founder , written by M0 's star and writer , and edited by M3
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M0 .
?x0 ns:film.writer.film M0 .
?x1 ns:organization.organization_founder.organizations_founded M1 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
M2 ns:film.film.edited_by ?x1 .
M2 ns:film.film.edited_by M3 .
M2 ns:film.film.written_by ?x0
}