Problem: Given the question: What type of details about p. n. haksar  can be gathered from the following bio?  Bio: parmeshwar narayan haksar -lrb- 4 september 1913 -- 25 november 1998 -rrb- was an indian bureaucrat and diplomat , best known for his six-year stint as prime minister indira gandhi 's principal secretary -lrb- 1967 -- 73 -rrb- . in that role , haksar was the chief strategist behind his inexperienced prime minister 's rise to near-absolute power in the mid-1970s . after this he was appointed deputy chairman of the planning commission and then the first-ever chancellor of new delhi 's jawaharlal nehru university . an advocate of centralization and socialism , he was a kashmiri pandit who became gandhi 's closest confidant in her inner coterie of bureaucrats , the `` kashmiri mafia '' . prior to this , haksar was a diplomat of the indian foreign service , who served as ambassador to austria and nigeria .
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- death place - death date - primeminister - office - spouse - term end - caste - term start - birth date - name - birthname - image - birth place - religion


Problem: Given the question: What type of details about mark s nelkin  can be gathered from the following bio?  Bio: mark s. nelkin is a theoretical physicist at the university of cornell . under the direction of professor hans bethe , received his ph.d. in theoretical physics from cornell in 1955 . nelkin was married to american sociologist of science dorothy nelkin until her death in 2003 .
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- name - caption - occupation


Problem: Given the question: What type of details about david butler -lrb- general -rrb-  can be gathered from the following bio?  Bio: major general david matheson butler ao , dso -lrb- born 3 september 1928 -rrb- was a senior officer in the australian army . he saw service during the korean war as part of the 3rd battalion , royal australian regiment , and later as the commanding officer of 6th battalion , royal australian regiment during the vietnam war .
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- battles - allegiance - commands - awards - birth date - name - branch - birth place - rank