Question: what was the capital of a large area of the spanish empire
[{'answer': 'Madrid', 'provenance': [{'wikipedia_id': '303062', 'title': 'Spanish Empire', 'start_paragraph_id': 68, 'start_character': 448, 'end_paragraph_id': 68, 'end_character': 454, 'bleu_score': 1.0, 'section': 'Section::::The Spanish Habsburgs 1516-1700.:Charles I of Spain/Charles V, Holy Roman Emperor (r. 1516-1558).:Struggles for Italy.\n'}]}, {'answer': 'Valladolid', 'provenance': [{'wikipedia_id': '303062', 'title': 'Spanish Empire', 'start_paragraph_id': 11, 'start_character': 952, 'end_paragraph_id': 11, 'end_character': 962, 'bleu_score': 1.0, 'section': 'Section::::Catholic Monarchs and origins of empire.\n'}]}]