Answer architecture round 5: the shipped packages are enus, svse, geose, geous and misc, each holding its files at its root under its manifest's namespace, and the errors use the wording a bench of the Audience chose

data/geous/address.json

@@ -0,0 +1,13 @@
+{
+  "format": "{street-number} {street}\n{locality}, {region} {postal-code}",
+  "street": "{.locality as l}{l.street.name}",
+  "street-number": [
+    "{int(10,99)}",
+    { "format": "{int(100,999)}", "weight": 2 },
+    { "format": "{int(1000,9999)}", "weight": 0.5 },
+    { "format": "{int(10,99)}{int(100,999)}", "weight": 0.3 }
+  ],
+  "locality": "{l.name}",
+  "region": "{l..municipality..region.abbr}",
+  "postal-code": "{l.postal-code.code}"
+}