What employee of a character 's country of nationality was employed by M0
SELECT DISTINCT ?x0 WHERE {
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
?x1 ^ns:people.person.nationality ?x2 .
?x2 a ns:fictional_universe.fictional_character
}