Who produced a film that was executive produced by M3 and starred M2
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:film.producer.film|ns:film.production_company.films ?x1 .
?x1 a ns:film.film .
?x1 ns:film.film.executive_produced_by M3 .
?x1 ns:film.film.starring/ns:film.performance.actor M2
}