Question: what does uss stand for in star trek
[{'answer': 'United Space Ship', 'provenance': [{'wikipedia_id': '589658', 'title': 'USS Enterprise (NCC-1701)', 'start_paragraph_id': 8, 'start_character': 892, 'end_paragraph_id': 8, 'end_character': 909, 'bleu_score': 1.0, 'section': 'Section::::Development and production.:Concept and initial design.\n'}]}]