Question: why did they get rid of the mcdonald's characters
[{'answer': '2003', 'provenance': [{'wikipedia_id': '162802', 'title': 'McDonaldland', 'start_paragraph_id': 1, 'start_character': 427, 'end_paragraph_id': 1, 'end_character': 431, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '162802', 'title': 'McDonaldland', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 504, 'bleu_score': 0.790169945999283, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12879180917215182767}, 'section': 'Section::::Abstract.'}]}]