Which employee of M0 was influenced by and influenced a American person
SELECT DISTINCT ?x0 WHERE {
?x0 ns:influence.influence_node.influenced ?x1 .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
?x1 a ns:people.person .
?x1 ns:people.person.nationality ns:m.09c7w0
}