Question: who played the zither in the third man
[{'answer': 'Anton Karas', 'provenance': [{'wikipedia_id': '2532022', 'title': 'Anton Karas', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2532022', 'title': 'Anton Karas', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 226, 'bleu_score': 0.950578622812921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5571238499743210229}, 'section': 'Section::::Abstract.'}]}]