Question: when did the spastic society change its name
[{'answer': '26 March 1994', 'provenance': [{'wikipedia_id': '576400', 'title': 'Scope (charity)', 'start_paragraph_id': 11, 'start_character': 363, 'end_paragraph_id': 11, 'end_character': 376, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '576400', 'title': 'Scope (charity)', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 451, 'bleu_score': 0.972782728923768, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10067755904311981693}, 'section': 'Section::::History.\n'}]}]