Question: Which hospital serves more neonatal patients, MedStar Washington Hospital Center or Walter Reed Army Medical Center?
{'answer': 'MedStar Washington Hospital Center', 'supporting_facts': [['MedStar Washington Hospital Center', 0], ['MedStar Washington Hospital Center', 1], ['Walter Reed Army Medical Center', 0], ['Walter Reed Army Medical Center', 1], ['Walter Reed Army Medical Center', 2]]}