Did a Italian actor of M1 and M2 write and produce M3 's prequel
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.character M1 .
?x0 ns:film.actor.film/ns:film.performance.character M2 .
?x0 ns:film.producer.film|ns:film.production_company.films ?x1 .
?x0 ns:film.writer.film ?x1 .
?x0 ns:people.person.nationality ns:m.03rjj .
?x1 ns:film.film.sequel M3
}