<http://schema.org/keywords>
"Livestock"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.reuters.com/article/2013/02/26/livestock-markets-cattle-hogs-idUSL1N0BQ1OX20130226?type=companyNews&feedType=RSS&feedName=companyNews&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+reuters%2FcompanyNews+%28News+%2F+US+%2F+Company+News%29>