Question: who are the dogs in where the red fern grows
[{'answer': 'Old Dan and Little Ann', 'provenance': [{'wikipedia_id': '1301931', 'title': 'Where the Red Fern Grows', 'start_paragraph_id': 6, 'start_character': 312, 'end_paragraph_id': 6, 'end_character': 334, 'bleu_score': 1.0, 'section': 'Section::::Plot summary.\n'}]}]