<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/ws/560/amz/worldservice/live/assets/images/2013/09/08/130908082950_ghalibaf_512x288_isna.jpg>
<http://www.bbc.com/persian/iran/2013/09/130908_l01_tehran_mayor_ghalibaf.shtml>