Did M2 employ M1 's actor and employ M0 's editor and producer
SELECT count(*) WHERE {
?x0 ns:film.editor.film M0 .
?x0 ns:film.producer.film|ns:film.production_company.films M0 .
?x1 ns:film.actor.film/ns:film.performance.character M1 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x1
}