Question: who secured a monopoly over the spice trade
[{'answer': 'the Portuguese Empire', 'provenance': [{'wikipedia_id': '506548', 'title': 'Spice trade', 'start_paragraph_id': 24, 'start_character': 778, 'end_paragraph_id': 24, 'end_character': 799, 'bleu_score': 1.0, 'section': 'Section::::Age of European Discovery: finding a new route and a New World.\n'}]}, {'provenance': [{'wikipedia_id': '506548', 'title': 'Spice trade', 'start_paragraph_id': 24, 'start_character': 0, 'end_paragraph_id': 24, 'end_character': 870, 'bleu_score': 0.986797956037998, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11909961621816488431}, 'section': 'Section::::Age of European Discovery: finding a new route and a New World.\n'}]}]