Assertion: wale's style | /r/HasProperty | prince of aberffraw
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text: Llywelyn the Great, grandson of Owain Gwynedd, is not known to have used the title Prince of Wales as such, although his use, from around 1230, of the style Prince of Aberffraw, Lord of Snowdon was tantamount to a proclamation of authority over most of Wales, and he did use the title Prince of North Wales, as did his predecessor Dafydd ab Owain Gwynedd.