problem of demarcation造句

There is a well known problem of demarcation with regard to pseudoscience and the only thing the more recent philosophers of science seem to be in agreement on is that it is a pejorative word.
Philosophically, there is controversy on this topic which involving basic issues like statistical inference and falsifiability as to what it may mean to " prove " or " disprove " something, and the problem of demarcation, i . e ., as to whether this topic is even within the realm of science at all.
It's difficult to find problem of demarcation in a sentence. 用problem of demarcation造句挺难的