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: "What forms the western boundary of the county that WAID is licensed to?" whose answer is the Mississippi River.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Clarksdale, MS county
Useful Output:

Doc 1:  Counties. Learn More about Workforce Development. CCC Photos. Discover our  3240 Friars Point Rd. Clarksdale, MS 38614 USA; (662) 627-2571 · Compete to
Doc 2: Coahoma County occupies a crucial place in the history of the blues, and Clarksdale is the site of the Delta Blues Museum as well as the annual
Doc 3: Coahoma County, Mississippi Genealogy ; County Facts ; County seat: Clarksdale ; Organized: 9 February 1836 ; Parent County(s):, Chickasaw Cession.
Doc 4: Coahoma County borders the Mississippi River on the west with Tunica County on the northern border, Bolivar County on the south and Quitman County on the east.
Doc 5: Contact Information ; Mailing Address, PHSYICAL: 115 Fist St. Clarksdale, MS 38614. MAILING: PO Box 579, Clarksdale, MS 38614-0579 US ; Web Address. http://www.