Tweak place ranks

layers/place/state.sql

@@ -2,9 +2,10 @@ CREATE OR REPLACE FUNCTION layer_state(bbox geometry, zoom_level int)
 RETURNS TABLE(osm_id bigint, geometry geometry, name text, name_en text, "rank" int) AS $$
     SELECT osm_id, geometry, name, name_en, "rank"
     FROM osm_state_point
-    WHERE geometry && bbox AND (
-        (zoom_level = 3 AND "rank" <= 1) OR
-        (zoom_level >= 4)
-    )
+    WHERE geometry && bbox AND
+          ("rank" + 2 <= zoom_level) AND (
+              zoom_level >= 5 OR
+              is_in_country IN ('United Kingdom', 'USA', 'Россия', 'Brasil', 'China', 'India') OR
+              is_in_country_code IN ('AU', 'CN', 'IN', 'BR', 'US'))
     ORDER BY "rank" ASC;
 $$ LANGUAGE SQL IMMUTABLE;