Question: who plays iron man in spider man homecoming
[{'answer': 'Tom Holland', 'provenance': [{'wikipedia_id': '45359871', 'title': 'Spider-Man: Homecoming', 'start_paragraph_id': 1, 'start_character': 490, 'end_paragraph_id': 1, 'end_character': 501, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '45359871', 'title': 'Spider-Man: Homecoming', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 770, 'bleu_score': 0.9009830456684561, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2022987594964412326}, 'section': 'Section::::Abstract.'}]}]