The keyword term "Patriots Day trivia" functions as a noun phrase. The primary part of speech, which serves as the main point or head of the phrase, is the noun "trivia."
In this grammatical construction, the proper noun "Patriots Day" acts as a noun adjunct (or adjectival noun). A noun adjunct is a noun used to modify another noun. Here, "Patriots Day" specifies the subject matter of the "trivia," indicating that the content consists of facts, details, and informational tidbits specifically related to the holiday of Patriots' Day, its historical origins in the Battles of Lexington and Concord, and its modern observances.
Recognizing the term as a noun phrase is crucial for content strategy. It establishes that the article's subject is a thinga collection of information. Therefore, the article's purpose is to define, present, and elaborate on these specific facts and questions. The content should be structured to deliver this information directly, treating "Patriots Day trivia" as the central topic to be explored and explained.