Just a hot mess. working on caching and also infinite regress problems. Generates "Bene .. (Well ..)" (clearly ungrammatical)

Experimenting with making parents-with-phrasal-head-map a (fn).

Commented out vp-aux-22 because it causes an infinite regress.

You have to run (initialize-cache grammar lexicon)
anywhere you want to run sentences (such as
workbook.clj).