<http://lostininternet.com/how-to-create-amazing-art-out-of-aluminum-and-water-balls/#breadcrumblist>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://lostininternet.com/how-to-create-amazing-art-out-of-aluminum-and-water-balls/>