Where is the program itself?
$ which wargames /usr/games/wargames
Where is the program itself?
$ which wargames /usr/games/wargames
Try it on program you have ... which gimp, which firefox
If you aren't used to seeing filenames with slashes like this, check out Linux Planet .com -- I wrote an article on that just last week.
Now that we know where to find the program,
what sort of program is it?