URL	Title	Id
http://digfir-published.macmillanusa.com/gls_animated_graph/gls_6_3.html	Chapter 1. eFigure 6.3	5150ba32b11c0f9a58000004
http://digfir-published.macmillanusa.com/gls_animated_graph/gls_6_3_dlap.xml	DLAP questions	5150ba32b11c0f9a58000004