Question: muscles that assist in a movement are called
[{'answer': 'Skeletal muscle', 'provenance': [{'wikipedia_id': '1110611', 'title': 'Muscle contraction', 'start_paragraph_id': 23, 'start_character': 95, 'end_paragraph_id': 23, 'end_character': 110, 'bleu_score': 1.0, 'section': 'Section::::Vertebrates.\n'}]}, {'provenance': [{'wikipedia_id': '1110611', 'title': 'Muscle contraction', 'start_paragraph_id': 23, 'start_character': 0, 'end_paragraph_id': 23, 'end_character': 574, 'bleu_score': 0.977397480575333, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7489773863964533256}, 'section': 'Section::::Vertebrates.\n'}]}]