Question: what is the solid outer layer of the earth called
[{'answer': 'The crust', 'provenance': [{'wikipedia_id': '1417149', 'title': 'Structure of the Earth', 'start_paragraph_id': 9, 'start_character': 647, 'end_paragraph_id': 9, 'end_character': 656, 'bleu_score': 1.0, 'section': 'Section::::Structure.:Crust.\n'}]}, {'provenance': [{'wikipedia_id': '1417149', 'title': 'Structure of the Earth', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 1273, 'bleu_score': 0.9157727946220511, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6731512890881090959}, 'section': 'Section::::Structure.:Crust.\n'}]}]