Question: where does the term soul mate come from
[{'answer': 'The Symposium', 'provenance': [{'wikipedia_id': '889841', 'title': 'Soulmate', 'start_paragraph_id': 4, 'start_character': 17, 'end_paragraph_id': 4, 'end_character': 30, 'bleu_score': 1.0, 'section': 'Section::::Historical usages of the concept.:Plato.\n'}]}, {'provenance': [{'wikipedia_id': '889841', 'title': 'Soulmate', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 1519, 'bleu_score': 0.9835208537805781, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13885390282963656986}, 'section': 'Section::::Historical usages of the concept.:Plato.\n'}]}]