Andrew Carnie presents on the 4th Edition of his textbook Syntax: A Generative Introduction.

Video 6.1: X-bar theory: Intermediate structure in NPs

In this video, Carnie presents evidence that our NP phrase structure rule needs revision because it does not capture all the smaller constituency within the NP. He demonstrates that you need intermediate N' categories by using the one-replacement test.

Please purchase the book: https://www.wiley.com/en-us/Syntax%3A...