Question: who discovered the pacific ocean on september 25 1513
[{'answer': 'Vasco Núñez de Balboa', 'provenance': [{'wikipedia_id': '4749442', 'title': 'Vasco Núñez de Balboa', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 21, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4749442', 'title': 'Vasco Núñez de Balboa', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 304, 'bleu_score': 0.738421136902985, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3045504336327346050}, 'section': 'Section::::Abstract.'}]}]