Question: what do you call a person who trades stocks
[{'answer': 'stock trader', 'provenance': [{'wikipedia_id': '2785607', 'title': 'Stock trader', 'start_paragraph_id': 1, 'start_character': 2, 'end_paragraph_id': 1, 'end_character': 14, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'equity trader', 'provenance': [{'wikipedia_id': '2785607', 'title': 'Stock trader', 'start_paragraph_id': 1, 'start_character': 18, 'end_paragraph_id': 1, 'end_character': 31, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'share trader', 'provenance': [{'wikipedia_id': '2785607', 'title': 'Stock trader', 'start_paragraph_id': 1, 'start_character': 35, 'end_paragraph_id': 1, 'end_character': 47, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2785607', 'title': 'Stock trader', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 185, 'bleu_score': 0.9321022168949711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13737436184346330709}, 'section': 'Section::::Abstract.'}]}]