Question: what is the famous rice dish in spain
[{'answer': 'Paella', 'provenance': [{'wikipedia_id': '47630', 'title': 'Paella', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 6, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47630', 'title': 'Paella', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 406, 'bleu_score': 0.838732128885261, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7989737007054860949}, 'section': 'Section::::Abstract.'}]}]