Question: who did dorothy represent in the wizard of oz
[{'answer': 'the American people', 'provenance': [{'wikipedia_id': '3641559', 'title': 'Political interpretations of The Wonderful Wizard of Oz', 'start_paragraph_id': 6, 'start_character': 501, 'end_paragraph_id': 6, 'end_character': 520, 'bleu_score': 1.0, 'section': 'Section::::Monetary policy.\n'}]}, {'provenance': [{'wikipedia_id': '3641559', 'title': 'Political interpretations of The Wonderful Wizard of Oz', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 1161, 'bleu_score': 0.989873091526375, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5311936320217437254}, 'section': 'Section::::Monetary policy.\n'}]}]