<https://www.feelastro.com/feelastroblog/time-taken-for-planets-to-cross-a-nakshatra-pada>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.feelastro.com/feelastroblog/time-taken-for-planets-to-cross-a-nakshatra-pada>