text: [{"text_idx": "#000005", "text": "Siemens P1 GSM mobile phone, 1991"}, {"text_idx": "#000006", "text": "Motorola 8100 GSM mobile phone, 1992"}, {"text_idx": "#000011", "text": "Global System for Mobile Communications"}, {"text_idx": "#000012", "text": "Sistema global para las comunicaciones mo\u0301aaviles"}]