Did M1 acquire M2 and M3 , acquire M4 , and acquire M0 's parent
SELECT count(*) WHERE {
?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child M0 .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired ?x0 .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M2 .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M3 .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M4
}