 Gungunum went on to expand his kingdom, perhaps taking Nippur late in his reign.His death allowed Ur-Ninurta to launch a temporary counter-offensive, recapturing Nippur and several other cities on the Kishkattum canal.His year-name “year (Ur-Ninurta) set for Enlil free (of forced labor) for ever the citizens of Nippur and released (the arrears of) the taxes which they were bearing on their necks” may mark this point.