Question: who plays albus potter in the cursed child
[{'answer': 'Alex Price', 'provenance': [{'wikipedia_id': '47083555', 'title': 'Harry Potter and the Cursed Child', 'start_paragraph_id': 2, 'start_character': 262, 'end_paragraph_id': 2, 'end_character': 272, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]