<http://schema.org/headline>
"Police hunt hooligans who filmed themselves \u2019happy slapping\u2019 man at vintage air show"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.express.co.uk/news/uk/700641/police-hunt-hooligans-brutal-attack-man-retrofest-vintage-air-show-thugs-newbury>