Question: what was the terrain like on the santa fe trail
[{'answer': 'plains', 'provenance': [{'wikipedia_id': '827703', 'title': 'Santa Fe Trail', 'start_paragraph_id': 8, 'start_character': 409, 'end_paragraph_id': 8, 'end_character': 415, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': 'desert', 'provenance': [{'wikipedia_id': '827703', 'title': 'Santa Fe Trail', 'start_paragraph_id': 32, 'start_character': 101, 'end_paragraph_id': 32, 'end_character': 107, 'bleu_score': 1.0, 'section': 'Section::::Challenges.\n'}]}, {'answer': 'mountains', 'provenance': [{'wikipedia_id': '827703', 'title': 'Santa Fe Trail', 'start_paragraph_id': 32, 'start_character': 113, 'end_paragraph_id': 32, 'end_character': 122, 'bleu_score': 1.0, 'section': 'Section::::Challenges.\n'}]}, {'provenance': [{'wikipedia_id': '827703', 'title': 'Santa Fe Trail', 'start_paragraph_id': 32, 'start_character': 0, 'end_paragraph_id': 32, 'end_character': 1317, 'bleu_score': 0.9553515914047991, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8166601295809071239}, 'section': 'Section::::Challenges.\n'}]}]