Was M2 executive produced by M3 and M4 and executive produced by a star and editor of M0 and M1
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M0 .
?x0 ns:film.actor.film/ns:film.performance.film M1 .
?x0 ns:film.editor.film M0 .
?x0 ns:film.editor.film M1 .
M2 ns:film.film.executive_produced_by ?x0 .
M2 ns:film.film.executive_produced_by M3 .
M2 ns:film.film.executive_produced_by M4
}