Question: who is the head of the state of china
[{'answer': 'Xi Jinping', 'provenance': [{'wikipedia_id': '47747524', 'title': "President of the People's Republic of China", 'start_paragraph_id': 1, 'start_character': 725, 'end_paragraph_id': 1, 'end_character': 735, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]