BGS Linked Open Data

http://data.bgs.ac.uk/id/Geochronology/Rank/EON

http://www.w3.org/2004/02/skos/core#altLabel ['Aeon', 'Eonothem']
http://www.w3.org/2004/02/skos/core#definition ['The largest division of geological time, measured in hundreds or thousands of millions of years.']