Question: What was the name of the man who played a key role in the development of the reactor the powered the first submarine to complete a submerged transit of the North Pole?
{'answer': 'Zalman Mordecai Shapiro', 'supporting_facts': [['Zalman Shapiro', 0], ['Zalman Shapiro', 1], ['USS Nautilus (SSN-571)', 1]]}