Question: how much maternity leave are mothers entitled to in the us
[{'answer': '12 weeks', 'provenance': [{'wikipedia_id': '38920935', 'title': 'Maternity leave in the United States', 'start_paragraph_id': 1, 'start_character': 124, 'end_paragraph_id': 1, 'end_character': 132, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]