Question: Christopher Nelson is an American makeup artist best known for his makeup and stylings for a 2017 American superhero film writen and directed by who?
{'answer': 'James Gunn', 'supporting_facts': [['Christopher Nelson (makeup artist)', 0], ['Christopher Nelson (makeup artist)', 1], ['Christopher Nelson (makeup artist)', 2], ['Guardians of the Galaxy Vol. 2', 0], ['Guardians of the Galaxy Vol. 2', 1], ['Guardians of the Galaxy Vol. 2', 3]]}