Question: who is the chief minister of manipur 2018
[{'answer': 'Nongthombam Biren Singh', 'provenance': [{'wikipedia_id': '16778897', 'title': 'N. Biren Singh', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]