Question: an animal that lacks a coelom or body cavity
[{'answer': 'acoelomates', 'provenance': [{'wikipedia_id': '75003', 'title': 'Coelom', 'start_paragraph_id': 25, 'start_character': 386, 'end_paragraph_id': 25, 'end_character': 397, 'bleu_score': 1.0, 'section': 'Section::::Coelomates.\n'}]}, {'provenance': [{'wikipedia_id': '75003', 'title': 'Coelom', 'start_paragraph_id': 25, 'start_character': 0, 'end_paragraph_id': 25, 'end_character': 432, 'bleu_score': 0.970795021215021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12994433182711248997}, 'section': 'Section::::Coelomates.\n'}]}]