Question: who is henri in i am number four
[{'answer': 'Guardian', 'provenance': [{'wikipedia_id': '27588976', 'title': 'I Am Number Four (film)', 'start_paragraph_id': 4, 'start_character': 210, 'end_paragraph_id': 4, 'end_character': 218, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}]