libxml-grddl-perl software package provides transform XML and XHTML to RDF, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libxml-grddl-perl
libxml-grddl-perl is installed in your system.
Make ensure the libxml-grddl-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libxml-grddl-perl *
You will get with libxml-grddl-perl package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Perl |
| Package | libxml-grddl-perl |
| Version | 0.004-2 |
| Description | transform XML and XHTML to RDF |
| Sub Section | Perl |