Question: who is the speaker of the nyc council
[{'answer': 'Corey Johnson', 'provenance': [{'wikipedia_id': '1813418', 'title': 'New York City Council', 'start_paragraph_id': 3, 'start_character': 75, 'end_paragraph_id': 3, 'end_character': 88, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1813418', 'title': 'New York City Council', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 394, 'bleu_score': 0.8116193028758381, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12884891838480905135}, 'section': 'Section::::Abstract.'}]}]