Was M0 a Mexican founder of M1 , M2 , M3 , M4 , and M5
SELECT count(*) WHERE {
M0 ns:organization.organization_founder.organizations_founded M1 .
M0 ns:organization.organization_founder.organizations_founded M2 .
M0 ns:organization.organization_founder.organizations_founded M3 .
M0 ns:organization.organization_founder.organizations_founded M4 .
M0 ns:organization.organization_founder.organizations_founded M5 .
M0 ns:people.person.nationality ns:m.0b90_r
}