Question: who are the voices on the phone walking dead
[{'answer': 'those that have died', 'provenance': [{'wikipedia_id': '37209928', 'title': 'Hounded (The Walking Dead)', 'start_paragraph_id': 4, 'start_character': 711, 'end_paragraph_id': 4, 'end_character': 731, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'provenance': [{'wikipedia_id': '37209928', 'title': 'Hounded (The Walking Dead)', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 959, 'bleu_score': 0.988857503993915, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18163522817393264082}, 'section': 'Section::::Plot.\n'}]}]