The poem's most recent editor, Gruffydd Aled Williams, has suggested that the poem was actually written by Cynddelw Brydydd Mawr, the preeminent Welsh court poet of the century, perhaps in collaboration with Owain.
O editor máis recente do poema, Gruffydd Aled Williams, suxire que o poema foi escrito realmente por Cynddelw Brydydd Mawr, o poeta de corte máis relevante do século, se cadra en colaboración con Owain.