Question: what is the public transportation in las vegas
[{'answer': 'buses', 'provenance': [{'wikipedia_id': '32756637', 'title': 'Transportation in Las Vegas', 'start_paragraph_id': 5, 'start_character': 96, 'end_paragraph_id': 5, 'end_character': 101, 'bleu_score': 1.0, 'section': 'Section::::Airports.\n'}]}, {'answer': 'Taxicab'}, {'answer': 'airport', 'provenance': [{'wikipedia_id': '32756637', 'title': 'Transportation in Las Vegas', 'start_paragraph_id': 4, 'start_character': 163, 'end_paragraph_id': 4, 'end_character': 170, 'bleu_score': 1.0, 'section': 'Section::::Airports.\n'}]}, {'answer': 'pedestrian'}, {'answer': 'monorail', 'provenance': [{'wikipedia_id': '32756637', 'title': 'Transportation in Las Vegas', 'start_paragraph_id': 8, 'start_character': 13, 'end_paragraph_id': 8, 'end_character': 21, 'bleu_score': 1.0, 'section': 'Section::::Monorail.\n'}]}]