Ailill Medraige mac Indrechtaig
He was the son of Indrechtach mac Dúnchado Muirisci ( died 707 ) , a previous king and grandson of Dúnchad Muirisci mac Tipraite ( died 683 ) . 
<triplet> Indrechtach mac Dúnchado <subj> Dúnchad Muirisci <obj> father <triplet> Dúnchad Muirisci <subj> Indrechtach mac Dúnchado <obj> child