<prompt> Ngawo adǝben Duffy dǝ Alaska ro letǝgǝ, na dǝn shiye Alaska Heritage Program dǝga suro University of Alaska Anchorage dǝlan fuwuzǝna. Kulashi nzǝdǝ shima kǝla alau alau Alaskanbe kǝla nashawa nzǝdǝro gǝnazǝna, amma kuru shiye waltǝ kulashi dola miliyon duwu uwuye APEX Alaska Predator Ecological Experiment dǝga fuwuzǝna shido kǝla alau njibe kǝrtǝnzǝ kǝla njiye dǝga ngawo shi konnu Exxon Valdez dǝye sǝdǝnaben.  <response>: kǝla kǝnǝngabe. 