<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/66189000/jpg/_66189428_4livemortarbombsinvan1_lewis.jpg>
<http://www.bbc.co.uk/news/uk-northern-ireland-21675442>