 Similarly, Lancelot and his cuckolding of Arthur with Guinevere became one of the classic motifs of the Arthurian legend, although the Lancelot of the prose "Lancelot" () and later texts was a combination of Chrétien's character and that of Ulrich von Zatzikhoven's "Lanzelet".Chrétien's work even appears to feed back into Welsh Arthurian literature, with the result that the romance Arthur began to replace the heroic, active Arthur in Welsh literary tradition.Particularly significant in this development were the three Welsh Arthurian romances, which are closely similar to those of Chrétien, albeit with some significant differences