Was M0 a male Mexican Italian parent of M4
SELECT count(*) WHERE {
M0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child M4 .
M0 ns:people.person.gender ns:m.05zppz .
M0 ns:people.person.nationality ns:m.03rjj .
M0 ns:people.person.nationality ns:m.0b90_r
}