Question: who plays the boy in journey to the center of the earth
[{'answer': 'Josh Hutcherson', 'provenance': [{'wikipedia_id': '9617369', 'title': 'Journey to the Center of the Earth (2008 theatrical film)', 'start_paragraph_id': 1, 'start_character': 231, 'end_paragraph_id': 1, 'end_character': 246, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9617369', 'title': 'Journey to the Center of the Earth (2008 theatrical film)', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 495, 'bleu_score': 0.882661578583892, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2366667432969279575}, 'section': 'Section::::Plot.\n'}]}]