Question: roles and functions of the south african reserve bank
[{'answer': 'Formulating and implementing monetary policy', 'provenance': [{'wikipedia_id': '1560739', 'title': 'South African Reserve Bank', 'start_paragraph_id': 5, 'start_character': 12, 'end_paragraph_id': 5, 'end_character': 56, 'bleu_score': 1.0, 'section': 'Section::::Functions of the South African Reserve Bank.\n'}]}, {'answer': 'Issuing banknotes and coin', 'provenance': [{'wikipedia_id': '1560739', 'title': 'South African Reserve Bank', 'start_paragraph_id': 6, 'start_character': 12, 'end_paragraph_id': 6, 'end_character': 38, 'bleu_score': 1.0, 'section': 'Section::::Functions of the South African Reserve Bank.\n'}]}, {'answer': 'Supervising the banking system', 'provenance': [{'wikipedia_id': '1560739', 'title': 'South African Reserve Bank', 'start_paragraph_id': 7, 'start_character': 12, 'end_paragraph_id': 7, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Functions of the South African Reserve Bank.\n'}]}, {'answer': 'Acting as banker to the government'}, {'answer': 'Managing official gold and foreign - exchange reserves'}, {'answer': "Administering the country 's remaining exchange controls"}, {'answer': 'Acting as lender of last resort in exceptional circumstances'}, {'answer': 'Ensuring the effective functioning of the national payment system ( NPS )'}]