Question: where does the common bile duct enter the duodenum
[{'answer': 'through the major duodenal papilla', 'provenance': [{'wikipedia_id': '70184', 'title': 'Duodenum', 'start_paragraph_id': 29, 'start_character': 72, 'end_paragraph_id': 29, 'end_character': 106, 'bleu_score': 1.0, 'section': 'Section::::Structure.:Second part.\n'}]}, {'provenance': [{'wikipedia_id': '70184', 'title': 'Duodenum', 'start_paragraph_id': 29, 'start_character': 0, 'end_paragraph_id': 29, 'end_character': 330, 'bleu_score': 0.9603762111511761, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7336052451211012762}, 'section': 'Section::::Structure.:Second part.\n'}]}]