[14:49:09]$ unrar x zen.rar 

UNRAR 3.70 beta 3 freeware      Copyright (c) 1993-2007 Alexander Roshal


Extracting from zen.rar


Zen.png already exists. Overwrite it ?
[Y]es, [N]o, [A]ll, n[E]ver, [R]ename, [Q]uit y

Extracting  Zen.png                                                   OK 
All OK