Take the following as truth: Though little remains from Roman times, the city's Byzantine legacy boasts Haghia Sophia, the Church of the Divine Wisdom and one of the world's greatest buildings; the magnificent mosaics of St. Saviour in Chora; and the impressive Theodosian Walls.
Then the following statement: "The Theodosian Walls are the oldest of their kind." is true, false, or inconclusive?
Answer: Inconclusive