Grard Genette deg useggas n 1982, amyeḍres ɣur-s d tiẓri i isellḍen assaɣen akk yellan gar uḍris d yiḍrisen nniḍen, ulac aḍris i d-ilulen akka kan imanis, nezmer ad naf deg-s aḍris neɣ iḍrisen wiyaḍ, yettwabder-d, neɣ tikkwal d aswir n umeɣri i izemren ad t-id-yaf neɣ ad t-yakez.2 Ɣur-s, yal aḍris (B) yeddukkel ɣer uḍris (A) s wassaɣ n umyeḍres.3