Task: Text to Code
Input (English): SQL: SELECT Avg ( T2.access_count ) FROM Functional_Areas AS T1 JOIN Documents AS T2 JOIN Document_Functional_Areas AS T3 ON T1.functional_area_code = T3.functional_area_code AND T3.document_code = T2.document_code WHERE T1.parent_functional_area_code = "Acknowledgement"
Feedback: Supersede functional area description with parent functional area code in step 2.
Output (English): SELECT avg(t1.access_count) FROM documents AS t1 JOIN document_functional_areas AS t2 ON t1.document_code  =  t2.document_code JOIN functional_areas AS t3 ON t2.functional_area_code  =  t3.functional_area_code WHERE t3.functional_area_description  =  "Acknowledgement"