What production company whose American employee founded and was employed by a production company did M1 acquire
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.production_company .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M1 .
?x1 ns:organization.organization_founder.organizations_founded ?x2 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
?x1 ns:people.person.nationality ns:m.09c7w0 .
?x2 a ns:film.production_company
}