URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_4_5_008.html	Chapter 1.	4fd7cfc5b11c0f2403000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_4_5_008_dlap.xml	DLAP questions	4fd7cfc5b11c0f2403000000