Anything discovered in such a way is not guaranteed to work in future versions of adventuron. There are a lot of hidden goodies in Adventuron, but some of them are rotten (not implemented).
I think definite article and indefinite article are not yet wired up. Examine message, get message, drop message, and traits I believe are working. But traits leads you down a rabbit hole where you'll fine insufficient functions to use them powerfully. I hide things to prototype with and discover what's missing.