Question: what is the term for the onset of the first menstrual cycle
[{'answer': 'Menarche', 'provenance': [{'wikipedia_id': '181805', 'title': 'Menarche', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 8, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '181805', 'title': 'Menarche', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 279, 'bleu_score': 0.771897943341139, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17478039898529739228}, 'section': 'Section::::Abstract.'}]}]