Was a employee of a production company whose founder played M1 and played M2 M3
SELECT count(*) WHERE {
?x0 a ns:film.production_company .
?x0 ns:organization.organization.founders ?x1 .
?x1 ns:film.actor.film/ns:film.performance.character M1 .
?x1 ns:film.actor.film/ns:film.performance.character M2 .
M3 ns:people.person.employment_history/ns:business.employment_tenure.company ?x0
}