<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/68003000/jpg/_68003651_464_2_linear_b_iii_(c)_ashmolean_museum,_university_of_oxford.jpg>
<http://www.bbc.co.uk/news/magazine-22782620>