Problem:
When trying to save a second statement on a Sense, without reloading the page after adding the first, you get an error saying "Could not save due to an error. [W2RNgwpEEZ8AAHzXkVoAAAAB] Exception caught: Diffing the provided types of entities is not supported."

BDD
GIVEN I save a statement on a Sense
AND do not reload the page
WHEN I save a second statement on a Senses
THEN the statement is saved

Acceptance criteria:

• No error message is shown
• An arbitrary number of edits on a Sense can be made without reloading the page