The keyword phrase "patriots day how many people died" is an interrogative clause, functioning as a direct question. The grammatical main point, which represents the information being sought, is the noun phrase "how many people." The head of this phrase is the noun "people."
A grammatical breakdown of the phrase reveals its structure: "Patriots Day" is a proper noun that acts as an adverbial, providing the context or setting for the event. The phrase "how many people" is an interrogative noun phrase, which is the subject of the inquiry. "How many" is a determiner that requests a quantity, and "people" is the noun being quantified. The word "died" is the past tense verb that describes the action taken by the subject.
For the purpose of an article, identifying the noun "people" as the main point is crucial. The article's primary goal is to provide a specific number ("how many") that quantifies this noun. The content should focus directly on answering the question of quantity related to the noun "people" within the event specified by "Patriots Day." The main point is therefore the quantified noun, representing the number of individuals affected.
