Question: who played the boy in pete's dragon
[{'answer': 'Oakes Fegley', 'provenance': [{'wikipedia_id': '43887800', 'title': "Pete's Dragon (2016 film)", 'start_paragraph_id': 1, 'start_character': 339, 'end_paragraph_id': 1, 'end_character': 351, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Levi Alexander as 5 - year - old Pete'}, {'provenance': [{'wikipedia_id': '43887800', 'title': "Pete's Dragon (2016 film)", 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 101, 'bleu_score': 0.542858681652657, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14396671710718916125}, 'section': 'Section::::Cast.\n'}]}]