Question: who has the most debt in the world
[{'answer': 'United States', 'provenance': [{'wikipedia_id': '3001143', 'title': 'List of countries by external debt', 'start_paragraph_id': 8, 'start_character': 33, 'end_paragraph_id': 8, 'end_character': 46, 'bleu_score': 1.0, 'section': 'Section::::See also.\n'}]}]