The keyword term "september 11th minutes silence" functions grammatically as a compound noun or noun phrase. The core element, or head noun, is "silence," which is modified by the preceding words to create a single, specific concept: a designated period of quiet observance commemorating the events of September 11th.
In this construction, "silence" is the primary noun. The term "september 11th" acts as a proper noun used adjectivally (an attributive noun) to specify the context or occasion of the silence. Similarly, "minutes" is a noun that modifies "silence" by indicating its duration. Together, these components do not describe an action (verb) or a quality (adjective) but rather name a specific, recognizable commemorative event or practice.
Because the keyword is a noun phrase, the article's main point will be to define, describe, and analyze this specific commemorative act. The focus is on the "what"the nature, history, and significance of this particular observance as a tangible conceptrather than on describing an action or quality. This grammatical classification establishes the subject of the article as the event itself.
