<http://schema.org/caption>
"An electrohydrodynamic lifter in action (Photo: &lt;a href=\"http://commons.wikimedia.org/wiki/File:Lifterv1ArcsElectriques.png\" target=\"_blank\"&gt;Anonymous59.&lt;/a&gt;)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://newatlas.com/mit-ionocraft/26908/>