Only a little more complex is the case of a noun appearing with a determiner. Determiners are extremely common in noun phrases. You will encounter a great many noun phrases that contain them. If you are still unclear about the category of determiner, you may want to review the relevant section of chapter 3 at this point
 For the purposes of diagrams in this course, we will label proper nouns as “PropN” and pronouns as “Pro,” although it would be equally correct (although less specific) to label then as “N”. We will not distinguish mass from count nouns in the diagram.