Question: who plays the crab in moana the movie
[{'answer': 'Jemaine Clement', 'provenance': [{'wikipedia_id': '44164132', 'title': 'Moana (2016 film)', 'start_paragraph_id': 1, 'start_character': 451, 'end_paragraph_id': 1, 'end_character': 466, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]