Question: who played the little boy in kramer vs kramer
[{'answer': 'Justin Henry', 'provenance': [{'wikipedia_id': '1392362', 'title': 'Justin Henry', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1392362', 'title': 'Justin Henry', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 609, 'bleu_score': 0.944531886217666, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6717625648536150863}, 'section': 'Section::::Abstract.'}]}]