Question: who did bobby vinton play in big jake
[{'answer': 'Jeff McCandles', 'provenance': [{'wikipedia_id': '2232503', 'title': 'Big Jake', 'start_paragraph_id': 16, 'start_character': 28, 'end_paragraph_id': 16, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Main cast.\n'}]}, {'provenance': [{'wikipedia_id': '2232503', 'title': 'Big Jake', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 42, 'bleu_score': 0.6147881529512641, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 858813509059418546}, 'section': 'Section::::Main cast.\n'}]}]