Question: what is the first ghost that visited scrooge
[{'answer': 'the Ghost of Christmas Past', 'provenance': [{'wikipedia_id': '73670', 'title': 'A Christmas Carol', 'start_paragraph_id': 11, 'start_character': 18, 'end_paragraph_id': 11, 'end_character': 45, 'bleu_score': 1.0, 'section': 'Section::::Plot.:Stave two.\n'}]}, {'provenance': [{'wikipedia_id': '73670', 'title': 'A Christmas Carol', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 614, 'bleu_score': 0.678918021606784, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1553299067285574169}, 'section': 'Section::::Plot.:Stave two.\n'}]}]