cfpb/regulations-parser — pull request #239 by cmc333333 (2014-03-24 23:23:53+00:00)
Title: Subscript in both plain text and as an element in the formatting layer

Elements of the sort `Abci` get converted into `Abc_{i}` in the plain text.

This is then separated by the formatting layer into component "variable" and "subscript" parts.