<https://upboardnote.in/up-board-solutions-for-class-8-history-chapter-7-%e0%a4%ad%e0%a4%be%e0%a4%b0%e0%a4%a4-%e0%a4%ae%e0%a5%87%e0%a4%82-%e0%a4%a8%e0%a4%b5%e0%a4%9c%e0%a4%be%e0%a4%97%e0%a4%b0%e0%a4%a3/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://upboardnote.in/up-board-solutions-for-class-8-history-chapter-7-%E0%A4%AD%E0%A4%BE%E0%A4%B0%E0%A4%A4-%E0%A4%AE%E0%A5%87%E0%A4%82-%E0%A4%A8%E0%A4%B5%E0%A4%9C%E0%A4%BE%E0%A4%97%E0%A4%B0%E0%A4%A3/>