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"Zynga recently released a new way of getting Truffles from your pigs in FarmVille: the Pigpen. While we already know how to build our pigpens and send our pigs truffle hunting, the wild world of"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.aol.com/article/2010/09/14/farmville-truffles-everything-you-need-to-know/19633087/>