Question: who plays the pharaoh in night at the museum 2
[{'answer': 'Rami Malek', 'provenance': [{'wikipedia_id': '38890125', 'title': 'Night at the Museum: Secret of the Tomb', 'start_paragraph_id': 20, 'start_character': 12, 'end_paragraph_id': 20, 'end_character': 22, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}]