And I'd not discount the chance that there were other indirect Targaryen-Velaryon matches after Baela-Alyn and the affair of Alyn-Elaena by means of the children of a Velaryon or Targaryen daughter marrying a Targaryen/Velaryon - for instance, Alyn and Baela's Laena Velaryon could be the mother of one the brides of the sons of Daeron II ... More @Wikipedia
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