Question: who is the host of top chef canada
[{'answer': 'Lisa Ray', 'provenance': [{'wikipedia_id': '30969627', 'title': 'Top Chef Canada', 'start_paragraph_id': 5, 'start_character': 182, 'end_paragraph_id': 5, 'end_character': 190, 'bleu_score': 1.0, 'section': 'Section::::Judges, guest judges, and special appearances.\n'}]}, {'provenance': [{'wikipedia_id': '30969627', 'title': 'Top Chef Canada', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 227, 'bleu_score': 0.950578622812921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13834650845637371410}, 'section': 'Section::::Judges, guest judges, and special appearances.\n'}]}]