URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_5_6_038.html	Chapter 1. calc_tutorial_5_6_038	508a7f2ab11c0f0425000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_5_6_038_dlap.xml	DLAP questions	508a7f2ab11c0f0425000000