Question: who is the head of provincial government of nepal
[{'answer': 'the Chief Minister', 'provenance': [{'wikipedia_id': '56988596', 'title': 'Provincial governments of Nepal', 'start_paragraph_id': 5, 'start_character': 41, 'end_paragraph_id': 5, 'end_character': 59, 'bleu_score': 1.0, 'section': 'Section::::Executive.\n'}]}, {'provenance': [{'wikipedia_id': '56988596', 'title': 'Provincial governments of Nepal', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 267, 'bleu_score': 0.957870874785216, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17961803714067715490}, 'section': 'Section::::Executive.\n'}]}]