<http://schema.org/headline>
"Steak 'n Shake waitress gets $446 tip on $6 bill"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/blog/2013/05/16/Steak-n-Shake-waitress-gets-446-tip-on-6-bill/2691368744288/?st_rec=8661368745721>