Question: when was the last amendment passed and what was the topic
[{'answer': 'Twenty - seventh Amendment', 'provenance': [{'wikipedia_id': '70138', 'title': 'Twenty-seventh Amendment to the United States Constitution', 'start_paragraph_id': 69, 'start_character': 228, 'end_paragraph_id': 69, 'end_character': 257, 'bleu_score': 1.0, 'section': 'Section::::Cost-of-living adjustments.\n'}]}, {'provenance': [{'wikipedia_id': '70138', 'title': 'Twenty-seventh Amendment to the United States Constitution', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 329, 'bleu_score': 0.876039606922118, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1321652262416154545}, 'section': 'Section::::Abstract.'}]}]