You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Which dog breed nearly went extinct in the 20th century, the Sloughi or the Saint-Usuge Spaniel?" whose answer is The Saint-Usuge Spaniel.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Sloughi near extinction 20th century
Useful Output:

Doc 1:  by its slender and athletic build, the Sloughi exhibits a graceful and elegant appearance. Their short, smooth coat comes in a variety of
Doc 2: Known as far back as Shakespearian times, this once-popular breed has been extinct for almost a century, the last-known specimen being reported
Doc 3: As with other dog breeds, the World Wars nearly brought extinction to the Sloughi. However, dedicated dog breeders were able to save, but not
Doc 4: The Sloughi is an ancient sighthound breed endemic to North Africa. For thousands of years the Sloughi has been the trusted hunting companion of the nomadic
Doc 5: At the same time, by the first half of the 20th century, the Sloughi breed became almost extinct in its countries of origin.  By the end of the 20th century