Question: what was traded along the triangular trade route
[{'answer': 'slaves', 'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 4, 'start_character': 141, 'end_paragraph_id': 4, 'end_character': 147, 'bleu_score': 1.0, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}, {'answer': 'cash crops', 'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 4, 'start_character': 149, 'end_paragraph_id': 4, 'end_character': 159, 'bleu_score': 1.0, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}, {'answer': 'manufactured goods', 'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 4, 'start_character': 165, 'end_paragraph_id': 4, 'end_character': 183, 'bleu_score': 1.0, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}, {'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 1070, 'bleu_score': 0.9880591662583851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11963536530803332256}, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}]