[{"text_idx": "#000003", "text": "This pamphlet discusses the history of the triad in Wales, its literary role and the way in which the history of composing and collecting triads reached its peak in the work of Iolo Morganwg, and especially in The Myvyrian Archaiology of Wales (1801\u20137)."}, {"text_idx": "#000006", "text": "Gwaith Gruffudd ap Maredudd II"}]