cleaned-openmind-data-model.md

@@ -122,7 +122,7 @@
             * is_part_of [CODEX]
             * was_copied_by [PERSON]
             * was_copied_in [PLACE]
-            * was_studied_by [PERSON]
+            * ~~was_studied_by~~ [PERSON] (TODO: migrate to STUDY_EVENT)
             * [ALIAS] is_alias_identifier_of
             * [COPY_EVENT] is_a_copy_of
             * [REFERENCE] is_reference_of