xenogears -_-

yeah i need a little help sorry for being a tard, but i have downloaded xenogears twice and i've extracted them all good but when its done all i have is a folder and theres no game, so if you could help me out a little :) much appreciated and sorry for wasting your time thanx!

There should be a MDF and MDS file.
You can run it with ePSXe 1.7.0 or you can use Daemon Tools to mount the image and run it on an earlier emulator version.