Read the text and determine if the sentence is true:

The Norfolk Terrier is a British breed of dog. Prior to gaining recognition as an independent breed in 1964, it was a variety of the Norwich Terrier, distinguished from the "prick eared" Norwich by its "drop ears" (or folded ears). Together, the Norfolk and Norwich Terriers are the smallest of the working terriers.

Sentence: A Norfolk Terrier was considered a variety of Norwich Terrier in 1963.
Yes