Question: where is mercury located in the solar system
[{'answer': 'innermost planet', 'provenance': [{'wikipedia_id': '19694', 'title': 'Mercury (planet)', 'start_paragraph_id': 1, 'start_character': 28, 'end_paragraph_id': 1, 'end_character': 44, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19694', 'title': 'Mercury (planet)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 238, 'bleu_score': 0.845864813470607, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4910041073312524514}, 'section': 'Section::::Abstract.'}]}]