<https://www.insider.com/tom-petty-death-cause-overdose-fentanyl-painkillers-2018-1>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://static-ssl.insider.com/tom-petty-death-cause-overdose-fentanyl-painkillers-2018-1>