Question: who played liesl in the sound of music movie
[{'answer': 'Charmian Carr', 'provenance': [{'wikipedia_id': '3097536', 'title': 'Charmian Carr', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3097536', 'title': 'Charmian Carr', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 228, 'bleu_score': 0.950578622812921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17993766301168821303}, 'section': 'Section::::Abstract.'}]}]