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: "who was heading indian army in bangladesh 1971?" whose answer is General Sam Manekshaw.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Indian Army commander in Bangladesh 1971
Useful Output:

Doc 1: Gen Sharma served as the Army chief from 1988-1990 and was a colonel when he took part in the 1971 war. He recalled some of his memories of the
Doc 2: Indian Army Officer Captain PK Ghosh penetrated enemy lines in November to link up the Mukti Bahini's commander Kader Siddiqui and mark the drop
Doc 3: A Tribute to Indiraji The Bangladesh Liberation War, 1971. Capt. Praveen Davar December 16 this year will mark the 50th Anniversary of Vijay Divas,
Doc 4: Sam Manekshaw was the Indian Army Chief at the time of Bangladesh liberation War.
Doc 5: Sam Manekshaw was the Indian Army Chief at the time of Bangladesh Liberation War. He was also the Chief of the Army Staff during Indo-Pakistani War 1971.