Question: what does gvwr stand for on a truck
[{'answer': 'gross vehicle weight rating', 'provenance': [{'wikipedia_id': '2193602', 'title': 'Gross vehicle weight rating', 'start_paragraph_id': 1, 'start_character': 4, 'end_paragraph_id': 1, 'end_character': 31, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2193602', 'title': 'Gross vehicle weight rating', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 343, 'bleu_score': 0.963949056609222, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16920952410901588362}, 'section': 'Section::::Abstract.'}]}]