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 is a member of the sighthound family, Caucasian Shepherd Dog or Galgo Español?" whose answer is Galgo Español.
Each document should contain about 30 words, and these documents should contain useful information.

Query: sighthound characteristics
Useful Output:

Doc 1: Sighthounds is the collective term for many beloved breeds and they boast a unique beauty, unbeatable speed and impeccable vision.
Doc 2: Most breeds of Sighthound have deep chests, small waists, flexible backs and long legs. Their chest shape accommodates a heart that's larger
Doc 3: Why choose a sight hound? Amazing, kind, opportunist, sensitive, affectionate, funny, graceful, elegant, loving and loyal – just some of the
Doc 4: Come in a wide variety of sizes and coat types · Usually have gentle and patient temperaments · Most sighthound breeds are intelligent · Often
Doc 5: They're cool, calm, collected, clean and quiet. Many breeds are quite content to be left alone, making them a good choice for a busy family.