Did M3 star M2 's male editor and star M0 's star
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M0 .
?x1 ns:film.editor.film M2 .
?x1 ns:people.person.gender ns:m.05zppz .
M3 ns:film.film.starring/ns:film.performance.actor ?x0 .
M3 ns:film.film.starring/ns:film.performance.actor ?x1
}