[FIX] more sensible crossroads subpages

main/models.py

@@ -733,7 +733,11 @@ class MainSimplePage(ExtendedMetadataPageMixin, SubpageMixin, MetadataPageMixin,
 
     ### RELATIONS
 
-    parent_page_types = ["main.MainHomePage", "main.MainSimplePage"]
+    parent_page_types = [
+        "main.MainHomePage",
+        "main.MainSimplePage",
+        "main.MainCrossroadPage",
+    ]
     subpage_types = ["main.MainSimplePage"]
 
     ### OTHERS
@@ -813,14 +817,12 @@ class MainCrossroadPage(
 
     ### RELATIONS
 
-    parent_page_types = ["main.MainHomePage"]
+    parent_page_types = [
+        "main.MainHomePage",
+        "main.MainCrossroadPage",
+    ]
     subpage_types = [
-        "main.MainArticlesPage",
-        "main.MainProgramPage",
-        "main.MainPeoplePage",
-        "main.MainPersonPage",
         "main.MainSimplePage",
-        "main.MainContactPage",
         "main.MainCrossroadPage",
     ]
     ### OTHERS