U12, per history, is likely to be the Westemnet (western Rohan). Gondor would be expected at the earliest, to be U16 (maybe 15 as an intro zone in the manner the Great River zone was to Rohan's Eastemnet). Just my guess
Originally Posted by Nasami
"No sadder words of tongue or pen are the words: 'Might have been'." -- John Greenleaf Whittier
"Do or do not. There is no try." -- Yoda
On planet Earth, there is a try.
Indeed, in a world and life full of change, the only constant is human nature (A is A, after all :P).
We old vets need to keep in mind those who come after us.