The keyword phrase "patriot day art project" functions as a compound noun phrase. The main point, or head noun, which determines the core part of speech, is the word "project". This single word establishes the fundamental subject matter.
In this grammatical construction, the preceding words act as modifiers. "Art" is a noun adjunct, functioning as an adjective to specify the type of project (an art project). The term "Patriot Day," a proper noun, also functions as an adjectival modifier, specifying the theme or occasion for the art project. The relationship is hierarchical: the project is the central concept, "art" defines its category, and "Patriot Day" defines its specific subject.
Recognizing "project" as the head noun is crucial for content development. It establishes that the article's focus must be on a planned undertaking or activity. The modifiers "patriot day" and "art" provide the necessary context, indicating that the article will detail specific, creative activities suitable for commemorating this observance.