<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil>
<http://www.goodhousekeeping.com/home/gardening/advice/g60/pruning-tips-0307/?link=pruning-tips-0307&dom=yah_life&src=syn&con=blog_gh&mag=ghk>