Question: when did the term trinity come into use
[{'answer': 'about the year of 170'}, {'provenance': [{'wikipedia_id': '30511', 'title': 'Trinity', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 214, 'bleu_score': 0.8233044597215131, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6500328178626549821}, 'section': 'Section::::Etymology.\n'}]}]