Yeah , nasality.
Now this was coming at it from a different angle but maybe it 's a good way to start. Uh , these are things which , uh , John felt that a  a , uh  a human annotator would be able to reliably mark. So the sort of things he felt would be difficult for a human annotator to reliably mark would be tongue position kinds of things.
Oh , OK. Placing stuff ,
Mm - hmm.