Did M1 and M3 found a person 's country of nationality and found M2
SELECT count(*) WHERE {
?x0 ^ns:people.person.nationality ?x1 .
?x1 a ns:people.person .
M1 ns:organization.organization_founder.organizations_founded ?x0 .
M1 ns:organization.organization_founder.organizations_founded M2 .
M3 ns:organization.organization_founder.organizations_founded ?x0 .
M3 ns:organization.organization_founder.organizations_founded M2
}