Was M2 a production company founded by a film editor , founded by M4 , and founded by M0 's actor
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.character M0 .
?x1 a ns:film.editor .
M2 a ns:film.production_company .
M2 ns:organization.organization.founders ?x0 .
M2 ns:organization.organization.founders ?x1 .
M2 ns:organization.organization.founders M4
}