What did M0 and M1 acquire and a person 's employer 's parent acquire
SELECT DISTINCT ?x0 WHERE {
?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company ?x1 .
?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M0 .
?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M1 .
?x1 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x2 .
?x2 ns:business.employer.employees/ns:business.employment_tenure.person ?x3 .
?x3 a ns:people.person
}