Was M1 edited by M3 , executive produced by a person 's actor , and executive produced by M2
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.character ?x1 .
?x1 a ns:people.person .
M1 ns:film.film.edited_by M3 .
M1 ns:film.film.executive_produced_by ?x0 .
M1 ns:film.film.executive_produced_by M2
}