How to get bulk list of employees whose Absence Request Auto withdrawn by workflow system

Summary:Absence request automatically withdrawn by work flow system after 180 days of awaiting approval from manager. Its is expected behaviour as client haven't done expiration setting in BPM worklist and by default it will auto withdrawn after 180 days of awaiting approval. Customer wants to get the list of employees who are affected by absence request automatically withdrawn by work flow system. If we are using ANC_PER_ABS_ENTRIES table (or suggest any other tables which shows needed data) what will be unique column or Column value which shows absence requests that are automatically withdrawn by workflow system?

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