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 year did the anchor store of the GVK One mall open?" whose answer is 1991.
Each document should contain about 30 words, and these documents should contain useful information.

Query: GVK One mall anchor stores opening year
Useful Output:

Doc 1: Neighbourhood Centres: These smaller shopping centres serve the immediate neighbourhood and typically include a supermarket or a drugstore as the anchor tenant,
Doc 2: Location :Rd Number 1, Balapur Basthi, Banjara Hills, Hyderabad, Telangana 500 034 ; Year of launch : May 1, 2009 ; Total build up area (sq. ft.):
Doc 3: Name, GVK One Mall · Pheonix Mall · Mpm Timesquare Mall ; Address, GVK One Mall, Road No 1, Banjara Hills, Hyderabad - 500034 (Near Post Office, Opposite Hayath
Doc 4: • Led operations of Dreams the Mall – Bhandup, Mumbai (Approximate area 12-Lac Sq. ft., 1200 nos. of Shops + Anchor Shop + 6 Screen Multiplex Cinema). Baskin
Doc 5: Want to experience the excitement of shopping combined with leisure and entertainment? Come 2005 summer, you would find a right place at GVK