<http://schema.org/alternativeHeadline>
"One year of Outlook.com: Microsoft made over 600 changes thanks to user feedback"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/microsoft/2013/07/31/one-year-of-outlook-com-microsoft-made-over-600-changes-thanks-to-50-times-more-feedback-than-with-hotmail/>