Question: when did the first touch tone phone come out
[{'answer': '18 November 1963', 'provenance': [{'wikipedia_id': '26046623', 'title': 'Push-button telephone', 'start_paragraph_id': 2, 'start_character': 396, 'end_paragraph_id': 2, 'end_character': 412, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '26046623', 'title': 'Push-button telephone', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 784, 'bleu_score': 0.9309416871775561, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3640606528609408942}, 'section': 'Section::::Abstract.'}]}]