Question: when can you withdraw money from ppf account
[{'answer': '15 years', 'provenance': [{'wikipedia_id': '9936032', 'title': 'Public Provident Fund (India)', 'start_paragraph_id': 5, 'start_character': 239, 'end_paragraph_id': 5, 'end_character': 247, 'bleu_score': 1.0, 'section': 'Section::::Eligibility.:Non resident Indians.\n'}]}, {'provenance': [{'wikipedia_id': '9936032', 'title': 'Public Provident Fund (India)', 'start_paragraph_id': 33, 'start_character': 0, 'end_paragraph_id': 33, 'end_character': 430, 'bleu_score': 0.8803188893452111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15187741571633615166}, 'section': 'Section::::Withdrawals from PPF account.\n'}]}]