The correspondence between the Four Siddhāntas and the Five Sections are: The Worldly Siddhānta corresponds with the Name; the Siddhānta of the Supreme Truth with the Substance; the Siddhānta for Each Person with the Gist; the Siddhānta of Counteraction with the Function; and to distinguish these Siddhānta is to correspond with the Characteristics of the Teachings. (Vol. 2, Page 33)