Was M0 a person that M4 and M5 were directed by and M2 and M3 starred
SELECT count(*) WHERE {
M0 a ns:people.person .
M0 ns:film.actor.film/ns:film.performance.film M2 .
M0 ns:film.actor.film/ns:film.performance.film M3 .
M0 ns:film.director.film M4 .
M0 ns:film.director.film M5
}