<https://telecom.economictimes.indiatimes.com/news/bsnl-trying-to-take-on-reliance-jio-by-offering-1-gb-data-daily-calling-at-rs-249/60765118>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://telecom.economictimes.indiatimes.com/tag/bsnl+offers>