Question: when did sugar come to the united states
[{'answer': '1493', 'provenance': [{'wikipedia_id': '16984755', 'title': 'History of sugar', 'start_paragraph_id': 15, 'start_character': 264, 'end_paragraph_id': 15, 'end_character': 268, 'bleu_score': 1.0, 'section': 'Section::::The spread of sugarcane cultivation.\n'}]}, {'provenance': [{'wikipedia_id': '16984755', 'title': 'History of sugar', 'start_paragraph_id': 15, 'start_character': 0, 'end_paragraph_id': 15, 'end_character': 383, 'bleu_score': 0.965203995518735, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3977218836291388701}, 'section': 'Section::::The spread of sugarcane cultivation.\n'}]}]