Question: who played dorothy gale in the 1939 movie
[{'answer': 'Judy Garland', 'provenance': [{'wikipedia_id': '561315', 'title': 'The Wizard of Oz (1939 film)', 'start_paragraph_id': 1, 'start_character': 430, 'end_paragraph_id': 1, 'end_character': 442, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '561315', 'title': 'The Wizard of Oz (1939 film)', 'start_paragraph_id': 1, 'start_character': 430, 'end_paragraph_id': 1, 'end_character': 458, 'bleu_score': 0.6147881529512641, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15530807144512424742}, 'section': 'Section::::Abstract.'}]}]