The keyword term "patriots day wife" functions grammatically as a noun phrase. In this construction, "wife" is the head noun, while the proper noun "Patriots Day" acts as a noun adjunct, which is a noun used to modify another noun. The entire phrase operates as a single lexical unit to identify a specific person.
This phrase refers to the character Carol Saunders from the 2016 film Patriots Day. Portrayed by actress Michelle Monaghan, Carol is the wife of the film's protagonist, Boston Police Sergeant Tommy Saunders (played by Mark Wahlberg). Her character represents the perspective of the families of first responders, providing an emotional anchor and illustrating the personal stakes involved during the 2013 Boston Marathon bombing and the subsequent manhunt.
The primary function of this noun phrase, particularly as a search query, is to pinpoint a specific entity (a character or the actress who plays her) within a known context (the film). Understanding its grammatical role as a noun phrase is crucial because its sole purpose is to name this individual, demonstrating how modifiers are used to create highly specific identifiers when a proper name is not recalled.