The main point of the keyword phrase "patriots day post office near me" is the compound noun "post office". This term serves as the head noun, or the central subject, of the user's query. The other components of the phrase function as modifiers that specify the context and location of this subject.
A grammatical analysis reveals a clear structure. "Patriots Day" is a proper noun that functions as a noun adjunct (or adjectival noun), modifying "post office." Its purpose is to provide a temporal or conditional context, indicating the user's interest is specific to the status of post offices on that particular holiday. The phrase "near me" is a prepositional phrase acting as an adjectival or adverbial modifier. It specifies the desired location of the post office relative to the user. Therefore, the query is built around the core subject "post office," which is then narrowed down by the condition "Patriots Day" and the location "near me."
Understanding that "post office" is the main noun is crucial because it dictates the article's core topic. The content must primarily be about post office services, hours, and closures. The modifiers "Patriots Day" and "near me" define the specific information the user requires: the operational status of local postal facilities during this holiday. This grammatical determination confirms the user's intent is to find practical, location-specific information about a service, not a general history of the holiday itself.