Question: who played the son in walking tall 1973
[{'answer': 'Joe Don Baker', 'provenance': [{'wikipedia_id': '572255', 'title': 'Walking Tall (1973 film)', 'start_paragraph_id': 1, 'start_character': 159, 'end_paragraph_id': 1, 'end_character': 172, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '572255', 'title': 'Walking Tall (1973 film)', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 174, 'bleu_score': 0.6553774768407941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5125141572170600238}, 'section': 'Section::::Plot.\n'}]}]