Who was a American actor of a executive producer of M2 and M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:film.actor.film/ns:film.performance.character ?x1 .
?x0 ns:people.person.nationality ns:m.09c7w0 .
?x1 ns:film.producer.films_executive_produced M2 .
?x1 ns:film.producer.films_executive_produced M3
}