URL	Title	Id
http://digfir-published.macmillanusa.com/cogtk/iv and dv.html	Chapter 1. What Are IV and DV?	50ac2832b11c0f1f5e000000
http://digfir-published.macmillanusa.com/cogtk/iv and dv_dlap.xml	DLAP questions	50ac2832b11c0f1f5e000000