<http://schema.org/alternativeHeadline>
"On your way? Routeshare for iPhone lets you share your real-time ETA with a link"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apps/2014/05/06/routeshare-iphone-lets-share-real-time-eta-sending-link/a-501/>