Which actor executive produced M1 , wrote a sequel of M3 , and executive produced M2
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.actor .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:film.producer.films_executive_produced M2 .
?x0 ns:film.writer.film ?x1 .
?x1 ns:film.film.prequel M3
}