Premise: Eochu or Eochaid Feidlech ("the enduring"), son of Finn, son of Rogen Ruad, son of Essamain Emna, son of Blathnachta, son of Labraid Lorc, son of Enna Aignech was, according to medieval Irish legends and historical traditions, a High King of Ireland. He is best known as the father of the legendary queen Medb of Connacht.
Hypothesis: Medb of Connacht is Eoch's daughter.