<http://schema.org/photo>
"http://media.cntraveler.com/photos/53da57f9dcd5888e145aecb0/master/pass/the-halkin-london-london-brit_england-105299-3.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cntraveler.com/hotels/united-kingdom/london/the-halkin--london>