Who founded M1 , founded M2 , founded M3 , M4 , and M5 , and founded M6
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x0 ns:organization.organization_founder.organizations_founded M2 .
?x0 ns:organization.organization_founder.organizations_founded M3 .
?x0 ns:organization.organization_founder.organizations_founded M4 .
?x0 ns:organization.organization_founder.organizations_founded M5 .
?x0 ns:organization.organization_founder.organizations_founded M6
}