Question: where does the electricity come from in las vegas
[{'answer': 'Nevada Power Company', 'provenance': [{'wikipedia_id': '2343666', 'title': 'Nevada Power Company', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2343666', 'title': 'Nevada Power Company', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 460, 'bleu_score': 0.8779269161459251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12164533190538908572}, 'section': 'Section::::Abstract.'}]}]