Question: a change in or addition to the constitution is called a
[{'answer': 'constitutional amendment', 'provenance': [{'wikipedia_id': '261586', 'title': 'Constitutional amendment', 'start_paragraph_id': 1, 'start_character': 2, 'end_paragraph_id': 1, 'end_character': 26, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]