Question: who is the protagonist in to kill a mocking bird
[{'answer': 'Atticus Finch', 'provenance': [{'wikipedia_id': '73408', 'title': 'To Kill a Mockingbird', 'start_paragraph_id': 2, 'start_character': 142, 'end_paragraph_id': 2, 'end_character': 155, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '73408', 'title': 'To Kill a Mockingbird', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 484, 'bleu_score': 0.826429478294562, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10930605187137602915}, 'section': 'Section::::Abstract.'}]}]