Question: what is the system of measurement used in italy
[{'answer': 'metric system', 'provenance': [{'wikipedia_id': '45151962', 'title': 'Italian units of measurement', 'start_paragraph_id': 1, 'start_character': 114, 'end_paragraph_id': 1, 'end_character': 127, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '45151962', 'title': 'Italian units of measurement', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 229, 'bleu_score': 0.8815741981066071, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3208158271089354840}, 'section': 'Section::::Abstract.'}]}]