Grammar-multi is most useful for languages which words have many forms («more» inflected languages), and for which grammatical agreement (and other syntactic connections) in a sentence is «more» important and «obvious». Need a help of linguists.
Program is not for every-day use, but to show Grammar is working.
If you want your language Grammar version - tell me.
small and efficient and gets the job done.
Grammar is so hard to learn. This helps!