Update app.py

app.py

@@ -1278,15 +1278,21 @@ def CompoundSimplify(xml_sent):
             s = re.sub(r"\s+", " ", s).strip()
             s = re.sub(r"\s+([.,!?;:])", r"\1", s)
             s = re.sub(r"([.,!?;:])\s+", r"\1 ", s)
+
             # decimals: 8 . 2 → 8.2
             s = re.sub(r"(\d)\s*\.\s*(\d)", r"\1.\2", s)
-            s = re.sub(r",+\s*\.", ".", s)
-            s = re.sub(r",+\s*$", "", s)
+
+            # list-coordinator debris: "43;." / "43,." / "43;;." → "43."
+            s = re.sub(r"[,;:]+\s*\.", ".", s)
+            # dangling separators at end before a period is added
+            s = re.sub(r"[,;:]+\s*$", "", s)
+
             if s and not s.endswith((".", "!", "?")):
                 s += "."
-            if s:
-                s = s[0].upper() + s[1:]
-            return s
+                if s:
+                    s = s[0].upper() + s[1:]
+                    return s
+        
 
         sent1 = tidy(sent1)
         sent2 = tidy(sent2)