Question: mantis in guardians of the galaxy 2 cast
[{'answer': 'Pom Klementieff', 'provenance': [{'wikipedia_id': '43402974', 'title': 'Guardians of the Galaxy Vol. 2', 'start_paragraph_id': 1, 'start_character': 508, 'end_paragraph_id': 1, 'end_character': 523, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '43402974', 'title': 'Guardians of the Galaxy Vol. 2', 'start_paragraph_id': 18, 'start_character': 0, 'end_paragraph_id': 18, 'end_character': 887, 'bleu_score': 0.9680991184556271, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5195892558218597713}, 'section': 'Section::::Cast.\n'}]}]