The keyword phrase "911 episodes" functions as a noun phrase. The central part of speech, and therefore the main point of the article, is the noun "episodes." The numerical term "911" serves as a modifier.
In this grammatical construction, "episodes" is the head noun, identifying the core subject matter. The term "911" acts as an adjectival noun (or a determiner), specifying which particular collection of episodes is being discussed. It narrows the focus to episodes related to the television show 9-1-1 or, in a different context, to media concerning the September 11th attacks. The entire phrase refers to a specific set of tangible media items or events.
For the article's focus, treating the keyword as a noun is crucial. This establishes that the content will analyze, describe, or list a collection of things (the episodes themselves) rather than an action (verb) or a quality (adjective). The article's purpose is to elaborate on what these specific episodes are, what they contain, or their significance, making the noun the foundational element.
