Question: what character sings circle of life in the lion king
[{'answer': 'Zulu', 'provenance': [{'wikipedia_id': '18892284', 'title': 'Circle of Life', 'start_paragraph_id': 1, 'start_character': 218, 'end_paragraph_id': 1, 'end_character': 222, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '18892284', 'title': 'Circle of Life', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 678, 'bleu_score': 0.7646928696805081, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15085301795606044614}, 'section': 'Section::::Abstract.'}]}]