Question: what type of motor is used in most electric power steering (eps) systems
[{'answer': 'electric motors', 'provenance': [{'wikipedia_id': '1677488', 'title': 'Power steering', 'start_paragraph_id': 4, 'start_character': 36, 'end_paragraph_id': 4, 'end_character': 51, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1677488', 'title': 'Power steering', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 231, 'bleu_score': 0.9466178497997021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17735970383793398856}, 'section': 'Section::::Abstract.'}]}]