Was a French child of a producer of M4 a Mexican male sibling of M0
SELECT count(*) WHERE {
?x0 ns:people.person.gender ns:m.05zppz .
?x0 ns:people.person.nationality ns:m.0b90_r .
?x0 ns:people.person.nationality ns:m.0f8l9c .
?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent ?x1 .
?x0 ns:people.person.sibling_s/ns:people.sibling_relationship.sibling|ns:fictional_universe.fictional_character.siblings/ns:fictional_universe.sibling_relationship_of_fictional_characters.siblings M0 .
?x1 ns:film.producer.film|ns:film.production_company.films M4 .
FILTER ( ?x0 != M0 )
}