<https://telecom.economictimes.indiatimes.com/news/reliance-jio-effect-bsnl-revamps-its-3g-plans-to-offer-additional-data/57165602>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://telecom.economictimes.indiatimes.com/tag/bsnl+offers>