Was a costume designer that founded a company and was employed by M2 a film editor
SELECT count(*) WHERE {
?x0 a ns:film.editor .
?x0 a ns:film.film_costumer_designer .
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
?x1 a ns:business.employer
}