Question: who wrote to kill a mockingbird and in what year was it published
[{'answer': 'Nelle Harper Lee', 'provenance': [{'wikipedia_id': '195086', 'title': 'Harper Lee', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '1960', 'provenance': [{'wikipedia_id': '195086', 'title': 'Harper Lee', 'start_paragraph_id': 1, 'start_character': 131, 'end_paragraph_id': 1, 'end_character': 135, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '195086', 'title': 'Harper Lee', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 679, 'bleu_score': 0.876241552550288, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13692240561204764017}, 'section': 'Section::::Abstract.'}]}]