Question: adventure time how does finn lose his arm
[{'answer': 'pulled off', 'provenance': [{'wikipedia_id': '31830157', 'title': 'Finn the Human', 'start_paragraph_id': 15, 'start_character': 67, 'end_paragraph_id': 15, 'end_character': 77, 'bleu_score': 1.0, 'section': 'Section::::Physical appearance.\n'}]}, {'provenance': [{'wikipedia_id': '31830157', 'title': 'Finn the Human', 'start_paragraph_id': 15, 'start_character': 0, 'end_paragraph_id': 15, 'end_character': 764, 'bleu_score': 0.8179147853376091, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16567285192286513632}, 'section': 'Section::::Physical appearance.\n'}]}]