Answer stability round 1 and product-owner round 1: the Swedish address paragraph warns of a street under a neighbouring postort, the street row names the centre point, phone-exchange's rule gets its own sentence, and a level is a path prefix

data-import/geo-se.py

@@ -136,8 +136,8 @@ class Nearest:
 
 def street_delivery(name, codes):
     """The codes delivered to a street. Outside ONE_POSITION's cities, the digit after the postort's own prefix is 0 or 1
-    for boxes and 8 for reply mail; inside them, a second digit 0 marks boxes. The postort's own prefix is three digits
-    where one three-digit prefix starts at least half its codes, else two.
+    for boxes and 8 for reply mail, that prefix being three digits where one three-digit prefix starts at least half
+    the postort's codes, else two; inside them, a second digit 0 marks boxes.
     Per docs/research/research-geo-se.md, Postal codes → Structure."""
     if name in ONE_POSITION:
         return [c for c in codes if c[1] != "0"]