Question: Which Maine county had a 2010 population of over 50,000 and was where the designer of the Eaton School began his career?
Sentence (from "Syms-Eaton Academy"): It began as the Syms School, through the donation of 200 acre of land and eight cows for "a free school to educate and teach the children of the adjoining parishes of Elizabeth City and Poquoson from Marie's Mount downward to the Poquoson River", by Benjamin Syms on February 12, 1634.
Relevant evidence: No