A vueltas con el deán de Cádiz

The cantiga of Cadiz\u2019s dean is an obscene poem from Alfonso X, which describes the erotic deeds that an unknown character commits thanks to some books\u2019 extraordinary powers. The author of the report revises the cantiga\u2019s text, and proposes two new conjectures. He goes back to the study of the poem\u2019s sources and meaning, and he bases himself especially on the parody of the magic books. He establishes also a relationship between this profane cantiga and the marian cantiga no. 205, in which the Wise King, seriously ill, is healed by laying on his body the very manuscript of the marian poems