I can't judge how useful the data-mining stuff is, but there's some nice Lisp code in there. Simple, powerful, and makes it look easy.
Look into GBBOpen. Beautiful, industrial lisp code, thoroughly documented, though self-documenting as well.
This seems to be a joke project or something similar. A pdf with 170 pages and very very little content, except the three at the end with a joke about the project and the team.