URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_5_021.html	Chapter 1.	4faf1273b11c0fd462000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_5_021_dlap.xml	DLAP questions	4faf1273b11c0fd462000000