Question: an ohm is the unit of measurement for
[{'answer': 'electrical resistance', 'provenance': [{'wikipedia_id': '4462484', 'title': 'Ohm', 'start_paragraph_id': 1, 'start_character': 46, 'end_paragraph_id': 1, 'end_character': 67, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4462484', 'title': 'Ohm', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 578, 'bleu_score': 0.978138775770484, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 529355857664646664}, 'section': 'Section::::Abstract.'}]}]