Question: when did the texas rangers move to arlington
[{'answer': '1972', 'provenance': [{'wikipedia_id': '33691419', 'title': 'History of the Texas Rangers (baseball)', 'start_paragraph_id': 11, 'start_character': 33, 'end_paragraph_id': 11, 'end_character': 37, 'bleu_score': 1.0, 'section': 'Section::::Washington Senators: 1961–1971.\n'}]}, {'provenance': [{'wikipedia_id': '33691419', 'title': 'History of the Texas Rangers (baseball)', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 353, 'bleu_score': 0.936812862124017, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16444297587360093927}, 'section': 'Section::::Washington Senators: 1961–1971.\n'}]}]