What actor did M2 's country of nationality employ and M1 employ
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.actor .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
?x1 ^ns:people.person.nationality M2
}