Question: who is the current president of united airlines
[{'answer': 'Oscar Munoz', 'provenance': [{'wikipedia_id': '47760657', 'title': 'Oscar Munoz (executive)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47760657', 'title': 'Oscar Munoz (executive)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 447, 'bleu_score': 0.9731482306711111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9208146021851043771}, 'section': 'Section::::Abstract.'}]}]