Question: who tells the first story in the canterbury tales
[{'answer': 'The Knight', 'provenance': [{'wikipedia_id': '7627', 'title': 'The Canterbury Tales', 'start_paragraph_id': 37, 'start_character': 723, 'end_paragraph_id': 37, 'end_character': 733, 'bleu_score': 1.0, 'section': 'Section::::Historical context and themes.:Social class and convention.\n'}]}]