Better, but not yet 100% working clusters, now with structure name.

src/model/model.py

@@ -1,6 +1,8 @@
 from model.entry import Entry
 from model.example import Example
 from browser import window
+from model.example_clusters import ExampleClusters
+
 
 class Model:
     def __init__(self):
@@ -48,6 +50,9 @@ class Model:
         self.modal = modal
         self.modal_shown = True
         
+    def pre_view(self):
+        # this should go into "after data change" or something
+        ExampleClusters.rebuild_lists(self)
 
     def import_xml(self, xml_text):
         parser = __new__(DOMParser())