Question: where is most of the earths carbon stored
[{'answer': 'The ocean', 'provenance': [{'wikipedia_id': '47503', 'title': 'Carbon cycle', 'start_paragraph_id': 10, 'start_character': 129, 'end_paragraph_id': 10, 'end_character': 138, 'bleu_score': 1.0, 'section': 'Section::::Main components.\n'}]}, {'provenance': [{'wikipedia_id': '47503', 'title': 'Carbon cycle', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 211, 'bleu_score': 0.5123508470473841, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 444005364706231475}, 'section': 'Section::::Main components.\n'}]}]