Question: what is steel in guns germs and steel
[{'answer': 'durable means of transport', 'provenance': [{'wikipedia_id': '106086', 'title': 'Guns, Germs, and Steel', 'start_paragraph_id': 8, 'start_character': 387, 'end_paragraph_id': 8, 'end_character': 413, 'bleu_score': 1.0, 'section': 'Section::::Synopsis.:Title.\n'}]}, {'provenance': [{'wikipedia_id': '106086', 'title': 'Guns, Germs, and Steel', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 441, 'bleu_score': 0.9684940092844061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8365283333806082636}, 'section': 'Section::::Synopsis.:Title.\n'}]}]