Question: what is the southern end of the appalachian trail
[{'answer': 'Springer Mountain', 'provenance': [{'wikipedia_id': '87009', 'title': 'Appalachian Trail', 'start_paragraph_id': 1, 'start_character': 172, 'end_paragraph_id': 1, 'end_character': 189, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '87009', 'title': 'Appalachian Trail', 'start_paragraph_id': 77, 'start_character': 0, 'end_paragraph_id': 77, 'end_character': 357, 'bleu_score': 0.7572860810056401, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14475993339941237856}, 'section': 'Section::::Route.:Georgia.\n'}]}]