Complex sentence: Ossory was allied to the powerful Corcu Loígde or Dáirine of Munster for several centuries before the rise of the Eóganachta in the 7th century, and is said to have provided a number of prehistoric kings of Munster under the alliance.
Split into simpler sentences: Ossory was allied to the powerful Corcu Loígde or Dáirine of Munster for several centuries before the rise of the Eóganachta in the 7th century. The gens and is said to have provided a number of pre-historic kings of Munster under the alliance.