Question: when did the first mobile game come out
[{'answer': '1999', 'provenance': [{'wikipedia_id': '1133784', 'title': 'Mobile game', 'start_paragraph_id': 5, 'start_character': 113, 'end_paragraph_id': 5, 'end_character': 117, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1133784', 'title': 'Mobile game', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 938, 'bleu_score': 0.9860618656782161, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17998473215878773813}, 'section': 'Section::::Abstract.'}]}]