sentences:  He could have been Alasdair Óg (if this man was not the one who had been killed in 1299), or perhaps a son of Alasdair Óg.Another possibility is that he was Aonghus Óg himself, or perhaps a son of his.An after-effect of the continued support of Clann Domhnaill and Clann Ruaidhrí to the Bruce cause was the destruction of their regional rivals like Clann Dubhghaill.