URL	Title	Id
http://digfir-published.macmillanusa.com/gls_animated_graph/gls_3_13.html	Chapter 1. eFigure 3.13	5176f3cdb11c0fbb07000002
http://digfir-published.macmillanusa.com/gls_animated_graph/gls_3_13_dlap.xml	DLAP questions	5176f3cdb11c0fbb07000002