Take the following as truth: This is Calton Hill, built around 100 m (328 ft) of hard volcanic rock, and its monuments and architecture are said to have been responsible for Edinburgh's epithet Athens of the North. 
Then the following statement: "The epithet Athens of the North is said to have been given to Edinburgh for the Calton Hill, built around volcanic rock." is true, false, or inconclusive?
Answer: True