Question: is there a name for the at symbol
[{'answer': 'at sign', 'provenance': [{'wikipedia_id': '710197', 'title': 'At sign', 'start_paragraph_id': 1, 'start_character': 4, 'end_paragraph_id': 1, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'commercial at', 'provenance': [{'wikipedia_id': '710197', 'title': 'At sign', 'start_paragraph_id': 1, 'start_character': 92, 'end_paragraph_id': 1, 'end_character': 105, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'at symbol', 'provenance': [{'wikipedia_id': '710197', 'title': 'At sign', 'start_paragraph_id': 1, 'start_character': 79, 'end_paragraph_id': 1, 'end_character': 88, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '710197', 'title': 'At sign', 'start_paragraph_id': 2, 'start_character': 15, 'end_paragraph_id': 2, 'end_character': 304, 'bleu_score': 0.679437429402126, 'meta': {'yes_no_answer': 'YES', 'annotation_id': 1171096252654649879}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '710197', 'title': 'At sign', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The at sign, @, is normally read aloud as "at"; it is also commonly called the at symbol or commercial at.', 'The at sign, @, is normally read aloud as "at"; it is also commonly called the at symbol or commercial at. It is used as an accounting and invoice abbreviation meaning "at a rate of" (e.g. 7 widgets @ £2 per widget = £14), but it is now most commonly used in email addresses and social media platform "handles".', 'The at sign, @, is normally read aloud as "at"; it is also commonly called the at symbol or commercial at. It is used as an accounting and invoice abbreviation meaning "at a rate of" (e.g. 7 widgets @ £2 per widget = £14), but it is now most commonly used in email addresses and social media platform "handles".']}}]}]