The Triads of the Horses
Black Book of Carmarthen VIII
From The Four Ancient Books of Wales
Translated by W.F. Skene

The three depredatory horses of the Isle of Prydain
Carnawlawg, the horse of Owain the son of Urien;
Bucheslwm Seri, the horse of Gwgawn Gleddyvrudd;
And Tavawd Mr Breich-hir, the horse of Cadwallawn the son of Cadvan.

The three draught-horses of the Isle of Prydain
Arvul Melyn, the horse of Pasgen the son of Urien; -
Du Hir Terwenydd, the horse of Selyv the son of Cynan Garwyn;
And Drudlwyd, the horse of Rhydderch Hael.

The three spirited horses of the Isle of Prydain
Gwineu Goddwf Hir, the horse of Cai;
Rhuthr Eon Tuth Blaidd, the horse of Gilbert the son of Cadgyffro;
And Ceincaled, the horse of Gwalchmai.

The three high-mettled horses of the Isle of Prydain
Lluagor, the horse of Carndawg;
And Melynlas, the horse of Caswallawn the son of Bei.
(Possibly forgotten is Melyngar Mangre, the horse of Lleu Llaw Gyffes)