diff --git a/src/caoscrawler/converters.py b/src/caoscrawler/converters.py
index 1962737dddbe71869846bcd40ecd8b0905ef0907..80a3728ce5b1f413d2bdd674b26a7dca1122eef5 100644
--- a/src/caoscrawler/converters.py
+++ b/src/caoscrawler/converters.py
@@ -346,9 +346,7 @@ class Converter(object, metaclass=ABCMeta):
 
         return converter
 
-    def create_values(self,
-                      values: GeneralStore,
-                      element: StructureElement):
+    def create_values(self, values: GeneralStore, element: StructureElement):
         """
         Extract information from the structure element and store them as values in the
         general store.
@@ -367,13 +365,14 @@ class Converter(object, metaclass=ABCMeta):
                         element: StructureElement):
         pass
 
-    def create_records(self, values: GeneralStore,
-                       records: RecordStore,
+    def create_records(self, values: GeneralStore, records: RecordStore,
                        element: StructureElement):
+        # TODO why is element passed but not used???
 
         if "records" not in self.definition:
             return []
 
+        # TODO please rename due to conflict
         return create_records(values,
                               records,
                               self.definition["records"])
diff --git a/src/caoscrawler/crawl.py b/src/caoscrawler/crawl.py
index 03a1c314a528af4b3802fda1269a36656d995624..c77dcee1f29eac69732ce353e0271761eca2df13 100644
--- a/src/caoscrawler/crawl.py
+++ b/src/caoscrawler/crawl.py
@@ -304,8 +304,7 @@ class Crawler(object):
                 # Validator is given by a path
                 if not value.startswith('/'):
                     # Not an absolute path
-                    definition[key] = os.path.join(
-                        os.path.dirname(definition_path), value)
+                    definition[key] = os.path.join(os.path.dirname(definition_path), value)
                     if not os.path.isfile(definition[key]):
                         # TODO(henrik) capture this in `crawler_main` similar to
                         # `ConverterValidationError`.
@@ -313,8 +312,7 @@ class Crawler(object):
                             f"Couldn't find validation file {definition[key]}")
             elif isinstance(value, dict):
                 # Recursively resolve all validators
-                definition[key] = self._resolve_validator_paths(
-                    value, definition_path)
+                definition[key] = self._resolve_validator_paths(value, definition_path)
 
         return definition
 
@@ -899,16 +897,17 @@ class Crawler(object):
         because some changes in parents (e.g. of Files) might fail
         if they are not updated first.
         """
+        logger.debug("=== Going to execute parent updates ===")
         Crawler.set_ids_and_datatype_of_parents_and_properties(to_be_updated)
         parent_updates = db.Container()
 
-        for record in to_be_updated:
-            old_entity = Crawler._get_entity_by_id(record.id)
+        for entity in to_be_updated:
+            old_entity = Crawler._get_entity_by_id(entity.id)
 
             # Check whether the parents have been changed and add them if missing
             # in the old entity:
             changes_made = False
-            for parent in record.parents:
+            for parent in entity.parents:
                 found = False
                 for old_parent in old_entity.parents:
                     if old_parent.id == parent.id:
@@ -1181,7 +1180,7 @@ ____________________\n""".format(i + 1, len(pending_changes)) + str(el[3]))
                     generalStore_copy = generalStore.create_scoped_copy()
                     recordStore_copy = recordStore.create_scoped_copy()
 
-                    # Create an entry for this matched structure element:
+                    # Create an entry for this matched structure element that contains the path:
                     generalStore_copy[converter.name] = (
                         os.path.join(*(structure_elements_path + [element.get_name()])))