User Story:As a business owner, i want to create a separate catalog for each of the genre.Description:Create multiple ml documents. One for each catalog.Acceptance Criteria$1.$ There should be a new book catalog for each of the genres with all the related books. $($Computer$,$ Fantasy, Science Fiction, Horror, Romance$)$Tips$1.$ Work with XulDocument class for all ml related operations$\mathrm{.}2.$ Create classes $($Model$)$ for book class which encapsulates the xulelement and handles all ml related operations$\mathrm{.}3.$ Create classes for each operation which works with the model classes.