The keyword term "september 11th remembrance post" functions grammatically as a compound noun or a noun phrase. The main part of speech that serves as the core concept is the head noun, "post." The preceding words, "september 11th" and "remembrance," act as adjectival modifiers that specify the type and subject of the post.
A detailed breakdown of the phrase reveals its structure. "Post" is the essential noun, identifying the medium of communication (e.g., a social media update, a blog entry, a forum message). "Remembrance" is a noun adjunct, a noun functioning as an adjective to describe the post's purpose or theme. "September 11th" is a proper noun that further modifies the concept, specifying the exact historical event being commemorated. The entire unit "september 11th remembrance" acts as a single adjectival phrase modifying the head noun "post."
This grammatical determination dictates the article's central focus. Because the key element is the noun "post," the article should be centered on the communication artifact itself. The content should analyze, describe, or provide examples of these poststheir content, structure, audience reception, or digital-cultural significance. The modifiers "september 11th" and "remembrance" define the specific context, ensuring the article explores how this medium is used for the specific purpose of memory and commemoration related to that historical event.