In the keyword phrase "11 september film," the main word establishing the subject is "film," which functions as a noun. The term "11 september" serves as an adjective or modifier, specifying the type or subject matter of the noun. The entire phrase operates as a noun phrase, with "film" being the head of the phrase and the central point of focus.
Grammatically, "11 september" is a noun adjunct, where a noun or noun phrase is used to modify another noun. This construction creates a specific subcategory. It distinguishes these films from other genres by defining them through their thematic connection to a specific historical event. The analysis, therefore, identifies the article's core subject not as the date itself, but as the tangible artistic productsthe filmsthat are about or related to that date.
Understanding this grammatical structure is critical for shaping the article's content. Because the keyword's core is a noun, the article must focus on the films as the primary subject. The content should be dedicated to defining this cinematic subgenre, analyzing specific examples, discussing common themes and narratives, and exploring the cultural impact of these specific works of media.