Question: who is the managing director of international monetary fund
[{'answer': 'Christine Lagarde', 'provenance': [{'wikipedia_id': '15251', 'title': 'International Monetary Fund', 'start_paragraph_id': 3, 'start_character': 125, 'end_paragraph_id': 3, 'end_character': 142, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '15251', 'title': 'International Monetary Fund', 'start_paragraph_id': 83, 'start_character': 0, 'end_paragraph_id': 83, 'end_character': 478, 'bleu_score': 0.5958763655358791, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13589498901833144717}, 'section': 'Section::::Leadership.:Managing Director.:List of Managing Directors.\n'}]}]