Question: the abbreviated name of an element is called
[{'answer': 'symbols', 'provenance': [{'wikipedia_id': '5659', 'title': 'Chemical element', 'start_paragraph_id': 56, 'start_character': 28, 'end_paragraph_id': 56, 'end_character': 35, 'bleu_score': 1.0, 'section': 'Section::::Description.:Periodic table.\n'}]}, {'provenance': [{'wikipedia_id': '5659', 'title': 'Chemical element', 'start_paragraph_id': 70, 'start_character': 0, 'end_paragraph_id': 70, 'end_character': 823, 'bleu_score': 0.9851290761715561, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17680251933753404472}, 'section': 'Section::::Nomenclature and symbols.:Chemical symbols.:Specific chemical elements.\n'}]}]