Question: which of the following country has madrid as it's capital
[{'answer': 'Spain', 'provenance': [{'wikipedia_id': '41188263', 'title': 'Madrid', 'start_paragraph_id': 1, 'start_character': 32, 'end_paragraph_id': 1, 'end_character': 37, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '41188263', 'title': 'Madrid', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 462, 'bleu_score': 0.655148732397489, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10515902740418590784}, 'section': 'Section::::Abstract.'}]}]