What actor was a person whose employer was founded by M2 and was founded by M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.actor .
?x0 a ns:people.person .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x1 ns:organization.organization.founders M2 .
?x1 ns:organization.organization.founders M3
}