Question: In what year did Shiv Dutt Upadhyaya begin to work for Pandit Jawaharlal Nehru?
{'answer': '1931', 'supporting_facts': [['Shiv Dutt Upadhyaya', 0], ['Shiv Dutt Upadhyaya', 1], ['Shiv Dutt Upadhyaya', 2], ['Motilal Nehru', 1]]}