Question: what is the farthest point from the earth center
[{'answer': 'Chimborazo', 'provenance': [{'wikipedia_id': '361958', 'title': 'Chimborazo', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 10, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '361958', 'title': 'Chimborazo', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 269, 'bleu_score': 0.595241774377061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4885679710003398394}, 'section': 'Section::::Abstract.'}]}]