<http://schema.org/description>
"Washington,  Jan 14 (ANI): IBM has after four years developed  a computing  system called 'Watson' that specializes  in  analysing natural human language and answering complex questions."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.oneindia.com/2011/01/14/jeopardychamps-beaten-to-buzzer-by-ibm-computerwatson-aid0121.html>