Date Range on Relationship Categories

Question: On Relationship categories e.g. Employed By, you can configure whether or not to have a date range i.e begin and end date.
Can someone tell me where this setting is?
Many Thanks In Advance

Answer:
Found it!
Please ignore.

Answer:
Found it!
Please ignore.
Please, can you share this knowledge with us. Thanks.

Answer:
Txn: BUBA - Time Constraints entry field.
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