What noun or pronoun is identified by an appositive? Hemingway's novel, The Old Man and the Sea, is a short, but good book.

An appositive is a noun/pronoun phrase that re-classifies/names the noun beside it.

Example, the dog, Ginger, barked happily at me.

The appositive would be Ginger. 'Ginger' renames/names ''the dog''.

The noun is Hemingway's novel, what renames it is 'The Old Man and the Sea'.