id	domain	url
cet-3623	www.aidic.it	www.aidic.it/cet
cet-3623	www.csb.gov	http://www.csb.gov/caribbean-petroleumrefining-tank-explosion-and-fire
cet-3623	www.hse.gov.uk	http://www.hse.gov.uk/comah/buncefield/final.htm