Question: who played green goblin's son in spiderman
[{'answer': 'James Franco', 'provenance': [{'wikipedia_id': '417310', 'title': 'Harry Osborn', 'start_paragraph_id': 2, 'start_character': 195, 'end_paragraph_id': 2, 'end_character': 207, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]