Question: what are the oldest living animals on earth
[{'answer': 'cat', 'provenance': [{'wikipedia_id': '4622751', 'title': 'List of longest-living organisms', 'start_paragraph_id': 3, 'start_character': 117, 'end_paragraph_id': 3, 'end_character': 120, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4622751', 'title': 'List of longest-living organisms', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 132, 'bleu_score': 0.53664112417312, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16851251817838980278}, 'section': 'Section::::Abstract.'}]}]