The keyword term "Patriot Day logo" functions as a noun phrase. The core component, or head of the phrase, is the noun "logo."
In this grammatical construction, "Patriot Day" acts as a compound noun modifier, also known as a noun adjunct or attributive noun. It functions adjectivally to describe the head noun, "logo." It specifies the theme, purpose, or association of the logo, answering the question, "What kind of logo is it?" The phrase does not describe an action (verb) or modify a verb (adverb); it names a specific type of thing.
Therefore, the main point of an article using this keyword is the logo itself. The focus should be on the visual symbolits design, symbolism, history, or applicationas it pertains to the commemoration of Patriot Day. The term "Patriot Day" provides the essential context, but the primary subject is the graphic element.