Question: what country is home to the great barrier reef
[{'answer': 'Australia', 'provenance': [{'wikipedia_id': '70983', 'title': 'Great Barrier Reef', 'start_paragraph_id': 1, 'start_character': 239, 'end_paragraph_id': 1, 'end_character': 248, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '70983', 'title': 'Great Barrier Reef', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 248, 'bleu_score': 0.717039955340906, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3133337933517143533}, 'section': 'Section::::Abstract.'}]}]