The document discusses protagonists in various literary and media narratives. It provides examples of well-known protagonists such as Sherlock Holmes, Atticus Finch, Buck, Elsa, Jay Gatsby, Hamlet, Captain Jack Sparrow, Clarice Starling, Romeo, and Scarlett O'Hara. It notes that the protagonist is the central or main character of the story who is often in conflict with the antagonist. It also provides the source or title for each protagonist example.