<wob_jonas> learn Angband is Morgoth\'s second dungeon (the first was Utumno). When the greater and lesser people of Middle-Earth together defeated Morgoth in Angband, they were too lazy to go to for 100% completion, so some evil spirits in Angband survived for a sequel, and Morgoth himself recovered and was the final boss in Numenor.

Augmented Backus-Naur Form, an update on the popular Backus-Naur Form programming language, introduces support for "Augmented Production", e.g. `foo +::= bar`. The older `::=` syntax will continue to be supported for orthogonal-compatibility purposes.