Question: who was the actress that played dorothy in the wizard of oz
[{'answer': 'Garland', 'provenance': [{'wikipedia_id': '58719', 'title': 'Judy Garland', 'start_paragraph_id': 0, 'start_character': 5, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]