Question: what's the first book in game of thrones
[{'answer': 'A Game of Thrones', 'provenance': [{'wikipedia_id': '713577', 'title': 'A Game of Thrones', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 17, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '713577', 'title': 'A Game of Thrones', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 536, 'bleu_score': 0.9385289250847371, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11560280221759013507}, 'section': 'Section::::Abstract.'}]}]