<http://schema.org/headline>
"Men hunted by police over unprovoked attack in South Yorkshire street"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.southyorkshiretimes.co.uk/news/local/men-hunted-by-police-over-unprovoked-attack-in-south-yorkshire-street-1-6403556>