<http://schema.org/headline>
"Arts diary: Comedians  to take a stab in the dark to prove their environmental credentials"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.scotsman.com/lifestyle/culture/arts-diary-comedians-to-take-a-stab-in-the-dark-to-prove-their-environmental-credentials-1-804951>