Question: where is data stored in a relational database
[{'answer': 'relations', 'provenance': [{'wikipedia_id': '25873', 'title': 'Relational database', 'start_paragraph_id': 21, 'start_character': 55, 'end_paragraph_id': 21, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::Relational model.\n'}]}, {'provenance': [{'wikipedia_id': '25873', 'title': 'Relational database', 'start_paragraph_id': 40, 'start_character': 0, 'end_paragraph_id': 40, 'end_character': 588, 'bleu_score': 0.977397480575333, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14218689068153719676}, 'section': 'Section::::Base and derived relations.\n'}]}]