Question: who played caesar in war planet of the apes
[{'answer': 'Andy Serkis', 'provenance': [{'wikipedia_id': '43718681', 'title': 'War for the Planet of the Apes', 'start_paragraph_id': 1, 'start_character': 318, 'end_paragraph_id': 1, 'end_character': 329, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '43718681', 'title': 'War for the Planet of the Apes', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 121, 'bleu_score': 0.8914703664390791, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 104707706994696843}, 'section': 'Section::::Cast.:Apes.\n'}]}]