<http://schema.org/headline>
"Facebook policy didn&amp;#x2019;t mention &amp;#x2018;research&amp;#x2019; at time of controversial experiment"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.sbsun.com/business/20140702/facebook-policy-didnt-mention-research-at-time-of-controversial-experiment?source=othersalsoread>