Question: who is the current mayor of los angeles
[{'answer': 'Eric Garcetti', 'provenance': [{'wikipedia_id': '357012', 'title': 'Mayor of Los Angeles', 'start_paragraph_id': 1, 'start_character': 364, 'end_paragraph_id': 1, 'end_character': 377, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '357012', 'title': 'Mayor of Los Angeles', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 390, 'bleu_score': 0.7588599229370241, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13906392886856775400}, 'section': 'Section::::Abstract.'}]}]