Question: when did the european settlers arrived in america
[{'answer': '1492', 'provenance': [{'wikipedia_id': '52447', 'title': 'European colonization of the Americas', 'start_paragraph_id': 2, 'start_character': 42, 'end_paragraph_id': 2, 'end_character': 46, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '52447', 'title': 'European colonization of the Americas', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 1056, 'bleu_score': 0.8370092287156221, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14964014578780069811}, 'section': 'Section::::Abstract.'}]}]