$ sudo apt-get update
$ sudo apt-get install gemrb-icewind-dale-2-data 

gemrb-icewind-dale-2-data is installed in your system.

Make ensure the gemrb-icewind-dale-2-data package were installed using the commands given below,

$ sudo dpkg-query -l | grep gemrb-icewind-dale-2-data *

You will get with gemrb-icewind-dale-2-data package name, version, architecture and description in a table

gemrb-icewind-dale-2-data package basic information: