1. 
   Burren
   (from the article `Clare`) West Clare comprises plateaus and lowlands. The Burren is a distinctive region of almost horizontal limestone slabs and little vegetation; along the ... ...karst areas. The karst of Wales contains the longest caves in England, while the Yorkshire karst has complex vertical...
   Found op http://www.britannica.com/eb/a-z/b/133
   
   
2. 
   Burren
   Burren is a cultivated variety of potato.
   Found op http://www.probertencyclopaedia.com/browse/QB.HTM
   
   

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