<http://schema.org/keywords>
"type: news"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.huffingtonpost.co.uk/entry/mps-to-debate-theresa-mays-disgraceful-use-of-eu-nationals-as-brexit-bargaining-chips_uk_580634cae4b0dcd0298fe88d>