URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_2_1_013.html	Chapter 1. Calculus Tutorial 2.1.013	4edeb87db11c0f972d000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_2_1_013_dlap.xml	DLAP questions	4edeb87db11c0f972d000000