Question: where did the lions play before the silverdome
[{'answer': 'Tiger Stadium', 'provenance': [{'wikipedia_id': '9982811', 'title': 'History of the Detroit Lions', 'start_paragraph_id': 23, 'start_character': 370, 'end_paragraph_id': 23, 'end_character': 383, 'bleu_score': 1.0, 'section': 'Section::::Decade of mediocrity (1970–1981).\n'}]}, {'provenance': [{'wikipedia_id': '9982811', 'title': 'History of the Detroit Lions', 'start_paragraph_id': 23, 'start_character': 272, 'end_paragraph_id': 23, 'end_character': 646, 'bleu_score': 0.5320494440265291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9457363117705596953}, 'section': 'Section::::Decade of mediocrity (1970–1981).\n'}]}]