Question: los angeles is east coast or west coast
[{'answer': 'west coast', 'provenance': [{'wikipedia_id': '174579', 'title': 'West Coast of the United States', 'start_paragraph_id': 3, 'start_character': 175, 'end_paragraph_id': 3, 'end_character': 185, 'bleu_score': 1.0, 'section': 'Section::::Population.\n'}]}, {'provenance': [{'wikipedia_id': '174579', 'title': 'West Coast of the United States', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 221, 'bleu_score': 0.652868733130997, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1460963617303580932}, 'section': 'Section::::Population.\n'}]}]