Question: where did 6 degrees of separation come from
[{'answer': 'Frigyes Karinthy in 1929', 'provenance': [{'wikipedia_id': '40117483', 'title': 'Six degrees of separation', 'start_paragraph_id': 1, 'start_character': 266, 'end_paragraph_id': 1, 'end_character': 290, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '40117483', 'title': 'Six degrees of separation', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 390, 'bleu_score': 0.7592735436365221, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5149551464987215267}, 'section': 'Section::::Abstract.'}]}]