Question: how long would it take to get to alpha centauri with current technology
[{'answer': 'about 100 years', 'provenance': [{'wikipedia_id': '1007030', 'title': 'Project Longshot', 'start_paragraph_id': 9, 'start_character': 49, 'end_paragraph_id': 9, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::Mission.\n'}]}, {'provenance': [{'wikipedia_id': '1007030', 'title': 'Project Longshot', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 219, 'bleu_score': 0.950578622812921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2519709955739392192}, 'section': 'Section::::Mission.\n'}]}]