Question: how long was detroit become human in development for
[{'answer': 'four years of production', 'provenance': [{'wikipedia_id': '48388470', 'title': 'Detroit: Become Human', 'start_paragraph_id': 17, 'start_character': 1236, 'end_paragraph_id': 17, 'end_character': 1260, 'bleu_score': 1.0, 'section': 'Section::::Development.\n'}]}, {'provenance': [{'wikipedia_id': '48388470', 'title': 'Detroit: Become Human', 'start_paragraph_id': 17, 'start_character': 0, 'end_paragraph_id': 17, 'end_character': 1260, 'bleu_score': 0.9900246259093721, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11925550324238950387}, 'section': 'Section::::Development.\n'}]}]