Question: what did europe trade in the triangular trade
[{'answer': 'copper', 'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 6, 'start_character': 126, 'end_paragraph_id': 6, 'end_character': 132, 'bleu_score': 1.0, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}, {'answer': 'cloth', 'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 6, 'start_character': 134, 'end_paragraph_id': 6, 'end_character': 139, 'bleu_score': 1.0, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}, {'answer': 'trinkets', 'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 6, 'start_character': 141, 'end_paragraph_id': 6, 'end_character': 149, 'bleu_score': 1.0, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}, {'answer': 'slave beads', 'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 6, 'start_character': 151, 'end_paragraph_id': 6, 'end_character': 162, 'bleu_score': 1.0, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}, {'answer': 'guns and ammunition', 'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 6, 'start_character': 164, 'end_paragraph_id': 6, 'end_character': 183, 'bleu_score': 1.0, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}, {'provenance': [{'wikipedia_id': '397870', 'title': 'Triangular trade', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 849, 'bleu_score': 0.9866213202385071, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3864587308346303724}, 'section': 'Section::::Atlantic triangular slave trade.\n'}]}]