Was M2 founded by M3 and M4 , founded by M1 's director , and founded by M0 's star
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M0 .
?x1 ns:film.director.film M1 .
M2 ns:organization.organization.founders ?x0 .
M2 ns:organization.organization.founders ?x1 .
M2 ns:organization.organization.founders M3 .
M2 ns:organization.organization.founders M4
}